Sometimes it’s difficult to have a birds eye view over an entire site; here’s Baeldung on Linux from 10000 feet:
Expand All
-
May 2022
(32)
- 21: Monitoring Linux File Access With auditd (0)
- 21: Reading a File Line by Line in Bash Script (0)
- 20: Copying Symbolic Links With rsync (0)
- 20: Guide to Virtual Disk Images (0)
- 19: The socat Command in Linux (0)
- 18: Search and Replace in Vim (0)
- 18: Find Primary IP Address of a Linux Machine (0)
- 18: Syncing Time With Network on Linux (0)
- 18: Resume Copying Files in Linux (0)
- 18: Convert Tab-Delimited File to CSV (0)
- 17: Rotating Videos Using FFmpeg (0)
- 17: Checking if a File is Executable in Bash (0)
- 15: Limit SSH Access to Specific Clients by Address (0)
- 15: Generating a Key Pair Via GPG (0)
- 14: Running a Script That’s Not Executable (0)
- 14: Creating a Simple Select Menu in the Shell Script (0)
- 14: Differences Between vi and vim Editors (0)
- 14: IPC Performance Comparison: Anonymous Pipes, Named Pipes, Unix Sockets, and TCP Sockets (0)
- 12: Running the NGINX Server in a Docker Container (0)
- 10: Running a Command That Is Shadowed by an Alias (0)
- 10: Get Current System Time Zone in Linux (0)
- 08: How to Convert Videos to GIFs Using FFmpeg (0)
- 07: Monitor Resource Usage of a Single Process (0)
- 07: Restrict Size of the Buffer Cache in Linux (0)
- 06: How to Set or Change System Hostname in Linux (0)
- 04: Checking Whether a Directory Exists in a Shell Script (0)
- 04: Using grep While Excluding Binary Files (0)
- 04: Extracting Audio From Video Files Using FFmpeg (0)
- 02: Where Do Files Go When the rm Command Is Issued? (0)
- 02: Get the Start Time of a Long-Running Linux Process (1)
- 02: Get the Name of a Process from PID (0)
- 02: Concatenate String Variables in Bash (0)
-
April 2022
(58)
- 30: Benchmarking Linux Systems (0)
- 29: Batch Converting Image Formats on Linux (0)
- 29: Attach a Terminal to a Detached Process in Linux (0)
- 28: The Difference Between Systemctl and Service Command in Linux (0)
- 28: List Only Directories in a Linux Path (0)
- 28: Using FTP Command to Transfer Files (0)
- 27: Differences Between the return and exit Commands (0)
- 27: Difference Between Sourcing and Executing a Shell Script (0)
- 26: Why Does htop Show More Processes Than ps (0)
- 26: The Exec Family of Functions (0)
- 25: Checking the Battery’s Status via the Terminal (0)
- 25: The set Command in Linux (0)
- 25: Log the Memory Consumption on Linux (0)
- 25: Why Is Using a Shell Loop to Process Text a Bad Practice? (0)
- 25: Quickly Clear the Contents of a File in Linux (0)
- 22: How to Compile 32-bit Binary on 64-bit Linux System (0)
- 22: Script That Counts Files Then Removes the Oldest Ones (0)
- 21: Save a File in Vim (0)
- 19: Retrieve Video Information on the Command Line in Linux (0)
- 19: How to Extract IPv4 Addresses from Files in Linux (0)
- 19: Compare Strings in Dot-Separated Version Format (0)
- 19: Put an Item at the End of an Alphabetic List in Linux (0)
- 19: List the Open File Descriptors in the Current Bash Session (0)
- 19: Quickly Create a Large File on a Linux System (0)
- 18: List All Available Commands and Aliases in Linux (0)
- 17: Find Out CPU Temperature from the Command-Line (0)
- 17: Bash Command to Check if Oracle or OpenJDK is Installed (0)
- 16: How to Obtain Basic Information About System and Disk Partitions? (0)
- 16: Linux Setuid Programs and Their User IDs (0)
- 15: How to grep Hidden Files and Directories (0)
- 15: Using the tail Command with Colored Output (0)
- 14: Start, Stop, and Restart Nginx on Linux (0)
- 14: The Exclamation Mark (!) in Interactive Shells (0)
- 14: Split a List by Comma in Bash (0)
- 13: Linux Shells Performance: dash vs bash (0)
- 13: Getting the PID of a nohup Process (0)
- 12: How to Give Sudo Privileges to a User in Linux (0)
- 12: Add Leading Zeros to File Names (0)
- 12: Dealing with Frozen Windows and Desktop on Linux (0)
- 11: Safe Use of eval in Bash (0)
- 11: Redirecting the Output of the time Command (0)
- 11: View the Output of a Running Process in Another Bash Session (0)
- 11: Linux Bash Equivalent to the Windows Batch pause (0)
- 11: Getting MongoDB on Linux to Listen to Remote Connections (0)
- 11: Output Document and Headers to Stdout Using Wget (0)
- 09: Clone File System Hierarchy to Another Disk With Rsync (0)
- 08: Cannot Write to Directory Despite Having Group Permission in Linux (0)
- 08: Remove a CLOSE_WAIT Socket Connection (0)
- 08: Monitor the Thread Count of a Process on Linux (1)
- 08: Managing Users and Groups in Linux (0)
- 07: Find Matching Text and Replace the Next Line (0)
- 07: Sending JSON HTTP Request Body in Terminal (0)
- 05: Raise an Error in Bash Script (0)
- 04: Bash, LAMP and LEMP Stack Professional (remote, part-time) (0)
- 04: Difference Between awk, nawk, gawk and mawk (0)
- 04: How to Open a Port in Linux (0)
- 03: What Is “rc” and What Are “rc” Files? (0)
- 01: Get the Path of a Process in Linux (0)
-
March 2022
(44)
- 31: The Difference Between fork(), vfork(), exec() and clone() (0)
- 29: Using Iconv to Convert From UTF-16LE to UTF-8 (0)
- 29: How to Get the Command Line Args Passed to a Running Process on Unix/Linux Systems? (0)
- 28: Find All Serial Devices on Linux Without Opening Them (0)
- 28: Sort Processes by Network Usage on Linux (0)
- 25: Comparing Words in Two Files in Linux (0)
- 25: Extract Duration From Video File in Linux (0)
- 24: Handling Special Characters in Shell Scripts (0)
- 23: rsync and Hidden Files (0)
- 21: Disassembling Machine Code in Linux (0)
- 21: SIGINT Propagation Between Parent and Child Processes (0)
- 20: Hiding User Input in a Bash Terminal (0)
- 20: Different Ways of Running Jenkins in Linux (2)
- 18: Managing gnome-terminal From the Command Line (0)
- 18: Calculate the Total CPU Usage of a Process From /proc/pid/stat (0)
- 18: How to Exclude Files and Directories When Creating a tar.gz File (0)
- 18: Guide to Getting DST-Safe Relative Dates (0)
- 18: What Do Identifiers Mean in Linux? (0)
- 17: Get Final URL After a Redirect (0)
- 17: The Exit Status of Piped Processes (0)
- 16: Which Process Has PID 0 ? (0)
- 15: The Difference Between #!/usr/bin/bash and #!/usr/bin/env bash (0)
- 15: Check and Monitor Active GPU in Linux (0)
- 15: Download a Directory and Subdirectories Using wget (1)
- 15: Using grep After a Specified Line Number (0)
- 14: Understanding the Linux /proc/id/maps File (0)
- 13: Find Out What Symbols Are Exported From a DLL File on Linux (0)
- 12: Find Files Lacking Certain Permissions (0)
- 11: How Is the Linux Kernel Tested (0)
- 11: Freeing Inode Usage (0)
- 10: Forward X Over SSH to Run Programs Remotely (0)
- 09: Track Child Processes Using strace (0)
- 09: How to Specify More Spaces as the Delimiter Using cut (0)
- 08: Detect the Physical Connected State of a Network Connector (0)
- 08: How Do I Use mktemp? (0)
- 07: Reading/Parsing Properties File in a Linux Script (0)
- 07: When to Wrap Quotes Around Arguments in a Shell Command (0)
- 06: Buffer and Cache Memory in Linux (0)
- 05: Suppress Echo of Command Invocation in a Makefile (0)
- 05: List Files in a Zip Archive Without Decompressing (0)
- 05: Removing a Trailing Newline From a File (0)
- 04: How to Safely Exit from Bash Scripts (0)
- 03: Print Statistics of Numbers on the Linux Terminal (0)
- 02: View the List of Functions Exported by a Linux Shared Library (0)
-
February 2022
(43)
- 28: Automating Telnet Sessions Using expect (0)
- 27: How to Foreground a Background Process in Linux (0)
- 26: Find Out When a Linux System Was Installed (0)
- 26: Find Swap Memory Usage by Processes in Linux (0)
- 25: An Overview of ARM64, ARMel and ARMhf Processor Architectures (0)
- 25: Delete Selected Text in the Vi Editor (0)
- 25: Why Is \d Not Supported by grep’s Regex (0)
- 25: Bash: let Statement vs. Assignment (0)
- 24: Linux envsubst Command with Examples (0)
- 24: Remove Redundant Paths From the $PATH Variable (0)
- 22: How to Get the MAC Address of a Network Interface (0)
- 22: Using “/” in a Filename in Linux (0)
- 22: The Conditional Variable Assignment Operator in a Makefile (0)
- 22: Inserting a Newline in a Variable in Bash (0)
- 21: Difference Between the Result of free and top Commands (0)
- 21: Fixing the “/bin/sh: pushd: Not Found” Error in Linux (0)
- 19: Iterating Over Each Line of ls -l Output (2)
- 19: Substitute Shell Variables in a Text File (0)
- 18: Recovering Websites From the Wayback Machine With Linux (0)
- 18: Division with Variables in a Linux Shell (0)
- 17: Tainted Linux Kernel (0)
- 17: Moving Files in Linux While Showing Progress (0)
- 17: Docker Container Network Namespace is Invisible (0)
- 15: Automatically Capture Output of the Last Command Into a Variable Using Bash (0)
- 14: Request a File Without Saving in Linux (0)
- 14: Get the Most Recent File in a Directory (0)
- 13: Redirect the Output of systemd Service to a File (1)
- 11: What is a Sysroot? (0)
- 11: Efficiently Delete a Large Directory in Linux (0)
- 10: Downloading Content Using wget Without Following Redirects (0)
- 10: Search Contents of Multiple PDF Files (0)
- 09: Using the passwd Command from Within a Shell Script (0)
- 09: Concatenate Files With a Separator (0)
- 08: Use grep to Find Content in Files and Move Matched Files (0)
- 08: Checking if a Variable Is a Number in Bash (0)
- 06: Link All Files from One Directory to Another in Linux (0)
- 06: Compress Files Using Data from stdin (0)
- 05: Remove Jenkins Completely From Linux (0)
- 05: How to Encrypt a Large File with OpenSSL (0)
- 04: The /bin/true and /bin/false Commands in Linux (0)
- 02: Kill a Child Process After a Given Timeout in Bash (0)
- 01: Find Open Ports in Linux (0)
- 01: How to Receive Information From a Network Port and Print It (0)
-
January 2022
(43)
- 31: grep in a tar.gz Archive (0)
- 31: Setup Public Key Authentication for SSH (0)
- 30: Getting a Process’ Child Processes (0)
- 30: Counting Hard Links Towards File Size With the du Command (0)
- 30: Looking for a Linux Technical Editor for Baeldung (not open) (0)
- 28: Set Default Permission for New Files and Subdirectories (0)
- 28: Run a Script With a Different Working Directory (0)
- 28: How to Swap Two Files in the Linux Command Line (0)
- 27: How to Write Stdout to a File with Colors (0)
- 27: Renaming All Folders and Files to Lowercase in Linux (0)
- 26: Synchronize Linux Directories in Both Directions (0)
- 26: cURL Command Without Using Cache (0)
- 25: Flow Control in Bash Without Goto (0)
- 24: How to Find Non-ASCII Characters in Text Files in Linux (0)
- 24: Recover Lost and Deleted Data in Linux (0)
- 24: Convert Symlink To Regular File On Linux (0)
- 24: xmllint in Linux (0)
- 24: List Running Programs That Were Started With nohup (0)
- 23: How Do Linux Binary Installers (.bin, .sh) Work? (0)
- 23: Round a Divided Number in Bash (0)
- 23: Running a Linux Command on Start-Up (0)
- 22: Setting the Vim Background Colors (0)
- 18: Use the Lines of a File as Arguments of a Linux Command (0)
- 18: Set Environment Variables for a Bash Command (0)
- 18: Multiple glibc on a Single Linux Machine (0)
- 17: inotify and Solving the “upper limit on inotify watches reached!” Error (0)
- 17: Find the Script’s Filename Within the Same Script in Bash (0)
- 17: Merge PDF Files in Bash (0)
- 16: Configure a Systemd Service to Restart Periodically (0)
- 14: Creating a Hex Dump of a File (0)
- 13: Assigning a Port Mapping to a Running Docker Container (0)
- 12: Save and Restore a Linux Process (0)
- 11: Get External IP Address in a Shell Script (0)
- 10: How To Disable User Logins On Linux (0)
- 09: How to Write Bash Variable Contents to a File (0)
- 07: DNS Caching in Linux (0)
- 06: File Ownership Inside Docker Container (0)
- 06: Text Objects in Vim (0)
- 06: Linux Processes Guide (0)
- 03: Find All Storage Devices Attached to a Linux Machine (0)
- 02: Pasting Text in Vim (0)
- 02: Search for a Multi-Line Pattern in a File in Linux (0)
- 02: Maximum Number of Threads Per Process in Linux (0)
-
December 2021
(34)
- 30: How to Create a Simple Debian Package (0)
- 29: Interprocess Communication With Unix Sockets (0)
- 29: Delete Zero-Byte Files in Linux (0)
- 29: Create a Directory and Set Permissions in a Single Command (0)
- 29: Using grep on a Continuous Stream (0)
- 28: Show Only the N-th Line After the Match (0)
- 28: Read Values Into a Shell Variable From a Pipe (0)
- 27: Differences between PID, TID and PPID in Linux (0)
- 26: Linux Command-Line Tools to Take Website Screenshots (0)
- 24: Linux tar Command – Archiving Files Without the Directory Structure (0)
- 23: Checking a File’s Age and Modification Time (0)
- 22: Kill All Processes That Are Older Than a Certain Age (0)
- 22: Get File Creation Date/Time In Bash (0)
- 19: Check What Killed a Linux Process (1)
- 19: Replacing Whitespaces With Tabs in a File in Linux (0)
- 19: Difference Between Resident Set Size and Virtual Memory Size (0)
- 16: Configuration Files in Linux (0)
- 16: Return Value of Substitutions With sed and awk (0)
- 15: Merging Images in the Linux Terminal (0)
- 14: The lost+found Directory in Linux and UNIX (0)
- 13: How to Redirect Command Output in Docker (0)
- 12: Use of Dash “-” in Command-Line Parameters (0)
- 12: xargs With Multiple Arguments (0)
- 11: Include Files in a Bash Shell Script With source Command (0)
- 10: Linux inodes (0)
- 10: Restrict Commands for SSH Users (0)
- 10: Solving The “Cannot Open Shared Object File: No Such File Or Directory” Error In Linux (0)
- 10: Meaning and Resolving “No X11 DISPLAY” and Related Errors (0)
- 09: Linux Administration Guide (0)
- 08: How to Edit Binary Files on Linux (0)
- 07: Start Script After Another Finishes In Linux (0)
- 04: Run Bash Script as a Daemon (0)
- 01: Fixing the “Command Not Found” Error When Using Sudo (0)
- 01: Automating User Account Creation with Password in Shell (0)
-
November 2021
(29)
- 30: How to Add a String After Each Line in a File in Linux (3)
- 30: What’s the Difference Between initrd and initramfs? (0)
- 28: Getting Data Locally From a Remote SSH Session in Linux (2)
- 28: Check if an SMTP Server Is Working From the Linux Terminal (0)
- 26: POSIX Shell Array/List Data Structure (0)
- 26: Empty the Buffer and Cache in Linux (0)
- 24: tar Files of Certain Types (0)
- 24: Convert Hex to ASCII Characters in the Linux Shell (0)
- 24: Linux Find Command With Regular Expressions (0)
- 23: The PATH Variable for Cron Jobs (1)
- 22: Understanding Bind Mounts (0)
- 22: Change the Direction of Incremental Searching in a Shell (0)
- 21: Shell Script for Logging Into a SSH Server (0)
- 20: Expand A Relative Path In Bash (0)
- 15: How to Run Bash Commands From a Text File (0)
- 15: Get Bash Script Location From Within the Script (0)
- 12: How to Remove Non UTF-8 Characters From a File (0)
- 12: Pipe Output to Bash Function (0)
- 11: How to Check if a File Type Exists in a Directory (0)
- 08: What Is Double Dot (..) And Single Dot (.) In Linux? (0)
- 08: Get the Full Path of a File in Linux (0)
- 07: Parse Command Line Arguments in Bash (0)
- 05: Running a Shell Script on a Remote Machine Through SSH (0)
- 04: Diff a Directory for Only Files of a Specific Type (0)
- 03: The “Oldconfig” Target In The Linux Kernel Makefile (0)
- 03: How to Show the wget Progress Bar Only? (0)
- 02: Escaping Characters in Bash (0)
- 01: How to Monitor Disk IO in a Linux System (2)
- 01: Use sudo Command in Non-Interactive Mode (0)
-
October 2021
(28)
- 27: Limit on File Name Length in Bash (0)
- 26: Fixing the “Too many open files” Error in Linux (0)
- 25: Find the Process That is Using a File in Linux (0)
- 23: GUI Under Linux (0)
- 23: Skip Hidden Files and Directories During Recursive Copy (0)
- 23: Debugging Programs Using the GDB Command (0)
- 22: Linux Process States (0)
- 21: Testing Bash Scripts With Bats (0)
- 20: Linux – wget Timeout (0)
- 19: How Are Linux PIDs Generated? (0)
- 19: Check if a Library is 32-Bit or 64-Bit (0)
- 18: Segmentation Fault in Linux (0)
- 18: How to List Last Five Modified Files in Linux (0)
- 17: Solving DNS Resolution Issues (0)
- 17: Get Unique Values from an Array in Bash (0)
- 15: Setting Command Timeouts in Bash (0)
- 14: Linux in Virtual Machine vs. on Native Hardware (0)
- 11: Monitor a Directory Tree for Changes (0)
- 08: Peak Memory Usage of a Linux Process (0)
- 08: List One Filename Per Line in Linux (0)
- 08: Understanding and Ignoring Errors in Bash (0)
- 06: Including Additional Files in .bashrc (0)
- 06: A Guide to POSIX (0)
- 05: Count the Number of Directories in a Specific Directory (0)
- 04: Change Permissions for a Folder and All Its Content in Linux (0)
- 04: Create Linux Folder Path and File in One Command (0)
- 03: Checking if a Linux Environment Variable Is Set or Not (0)
- 01: Insert a Line With Spaces Using sed (0)
-
September 2021
(23)
- 30: Tcpdump: Localhost to Localhost (0)
- 30: Understanding the /dev Directory in Linux (0)
- 27: Linux Commands to Translate Domain Name to IP (1)
- 23: Displaying Request Headers With curl (0)
- 21: Finding Files by Name and Extension (0)
- 20: Looping Through the Content of a File in Bash (0)
- 19: Comparing Two Files in Linux (0)
- 18: How to Run a Script at a Certain Time on Linux (0)
- 16: Show Line Number When Executing a Bash Script (0)
- 16: Adding an Extension to Files With Bash (0)
- 16: Using the Exclamation Mark (!) in Bash (0)
- 15: Get the Last Word From Each Line (0)
- 15: Using 2D Arrays in Bash Under Linux (0)
- 14: How to Encrypt a Partition in Linux (0)
- 13: Rotating Logs With Logrotate in Linux (0)
- 10: Get CPU Usage of One Single Process Periodically (0)
- 10: Get Process ID of Linux Foreground and Background Processes (0)
- 08: Removing the Last Character of a File (0)
- 08: The Last Modification Time of a Directory (0)
- 08: Find the Graphics Card Version from the Command Line (0)
- 07: Solving the “bad ELF interpreter” Error (0)
- 07: Check if a Variable Exists in a List in Bash (0)
- 02: Merge Two Files Line By Line in Linux (0)
-
August 2021
(40)
- 31: Insert Multiple Lines Into a File After a Specified Pattern (0)
- 29: Display Modified Date When Using the find Command (0)
- 29: Escape a Single Quote in Single Quote String in Bash (0)
- 29: Sorting a File in-Place in the Linux Terminal (0)
- 28: Adding a Disk in LVM (0)
- 28: Working With Large Files in Linux (0)
- 27: Split a File With the Header Line (0)
- 25: Get Overall CPU Usage on Linux (0)
- 24: Efficiently Test if a Port Is Open in Linux (2)
- 23: Deploying Long Running Applications in Linux (0)
- 23: Get the Number of Processors/Cores in Linux (0)
- 23: Concatenation of Multiple Gzip Files (0)
- 23: How to Base64 Encode an Image in Linux (0)
- 22: Remove All Whitespace Characters From a Text File (0)
- 21: “No such file or directory” Error When Executing a Binary (0)
- 21: An Introduction to RAID in Linux (0)
- 20: Display the First “n” Characters of a File in Linux (0)
- 19: Replacing Spaces from Filenames in Linux (0)
- 19: Determine if a Process Runs Inside a Container (0)
- 18: Extracting Certificate Information with OpenSSL (0)
- 18: Determine the Current Shell in Linux (0)
- 17: Guide to Desktop Entry Files in Linux (0)
- 17: Exclude Certain Paths With the find Command (0)
- 17: Find Out Image Dimensions from the Linux Terminal (0)
- 15: Solving the “Too many levels of symbolic links” Error (0)
- 15: Commands That Will Open a URL in the Default Browser (0)
- 15: How to Create an Alias in Linux (0)
- 13: List Environment Variables in Linux (0)
- 12: Meaning of Tilde in Linux Bash (0)
- 12: Simulating the Enter Keypress in Bash Scripts (0)
- 11: When and How to Use the dd Command (1)
- 09: Bash – Using History Efficiently (0)
- 09: Run vi Editor Inside Docker Container (0)
- 07: Filtering Only the Standard Error in Linux (0)
- 07: Cutting Videos Based on Start and End Time using FFmpeg (0)
- 05: View Images from the Terminal in Linux (0)
- 04: Linux: Delete Files Listed in a File (0)
- 01: Guide to Linux Filesystems (0)
- 01: Killing Processes by Given Partial Names in Linux (0)
- 01: How To Find Only Text Files in a Directory in Linux (0)
-
July 2021
(30)
- 31: Delete All Lines in a File Starting From a Specific Line (0)
- 30: Count All The Lines of Code in Directory (0)
- 29: Using printf and echo in Linux (0)
- 29: Escape Double Quote In Grep (0)
- 29: How to Create a CPU Spike in Bash (0)
- 27: Network Failures Simulation in Linux (0)
- 27: Get the Path of a Linux Command (0)
- 26: How to Find Which Process Was Killed by Linux OOM Killer (0)
- 26: Downloading a Tarball from GitHub (0)
- 23: Replace String in a Large One Line, Text File in Linux (0)
- 21: What’s the Difference Between sh and Bash? (0)
- 19: Restart a NoSQL Database Like MongoDB (0)
- 19: Command Line Clipboard Access and Alternatives (0)
- 19: Linux Process vs. Thread (0)
- 17: Find Out the Total Physical Memory (RAM) on Linux (0)
- 17: Read a Specific Line From a File in Linux (0)
- 17: The Most Common Flags in /proc/cpuinfo with Examples (0)
- 17: SSH Tunneling and Proxying (0)
- 16: Copying SSH Keys To Another Machine (0)
- 15: Get the Last Directory or Filename From a File Path (0)
- 11: Check the Syntax of a Bash Script Without Running It (0)
- 10: Delete Empty Files and Directories in Linux (0)
- 10: Zip: Avoiding Unwanted Directories (0)
- 10: Linux Shell File Protection (0)
- 09: Identify User in a Bash Script Called by sudo (0)
- 09: What are .a and .so Files? (0)
- 06: Delete an Exported Environment Variable in Shell (0)
- 05: Understanding Stale File Handles in Linux (0)
- 04: tmux in Linux (0)
- 02: How to Load Environment Variables in a Cron Job (0)
-
June 2021
(15)
- 30: Is My Disk SSD or HDD? (0)
- 28: Find the Java SDK Location (0)
- 23: Move All Files Except One (2)
- 22: Count Occurrences of a Char in a Text File in Linux (2)
- 22: How to Find All Links for a Specific File (0)
- 20: Create Bash Alias That Accepts Parameters (0)
- 19: Changing the Install Directory with make install (0)
- 18: Command Chaining: Inline or Already Running Processes (0)
- 16: Manipulating Images With ImageMagick Command-Line Tools (0)
- 14: Count Lines in a File in Bash (0)
- 13: Extracting a Substring in Bash (0)
- 09: Clear a Terminal Screen in Linux (0)
- 03: How to Add Up a Column of Numbers in Bash (0)
- 03: Solving the “Unary Operator Expected” Error (0)
- 02: HTTPS Connection Using Curl (0)
-
May 2021
(20)
- 31: Create a File of a Certain Size in Linux (0)
- 31: Standard Exit Status Codes in Linux (0)
- 30: What Happens to Open File Handle if File Is Moved or Deleted (0)
- 30: Kill All Members of a Process Group (0)
- 28: Concatenate Two Strings to Build a Complete Path in Linux (0)
- 28: Capture the SSL Handshake with tcpdump (0)
- 26: How to Copy a Directory to an Existing Directory in Linux (0)
- 22: Why Do We Use ./ (Dot Slash) To Execute a File in Linux (0)
- 17: Get Exit Code of a Background Process (0)
- 17: Redirect Output to Location With “Permission denied” Error (0)
- 15: Working With Zip Command in Linux (0)
- 15: Kill a Process Running on a Specific Port in Linux (0)
- 11: Aborting a Shell Script if Any Command Fails (0)
- 09: Display Specific Columns From a File in Linux (0)
- 07: Remove the Last Character From Each Line in Linux (0)
- 06: How To Compare Two Directories on Linux (0)
- 06: The “Argument List Too Long” Error in Linux Commands (0)
- 06: Difference between ${} and $() in Bash (0)
- 02: How to Remove Symbolic Links (0)
- 02: Redirect Output of a Process to a File and Standard Streams (0)
-
April 2021
(15)
- 30: Exclude Directories With grep (0)
- 27: Mounting Remote Directory in Linux Using SSHFS (0)
- 26: Preserve Linebreaks When Storing Command Output to a Variable (0)
- 24: Bash Script to Calculate Time Elapsed (0)
- 21: List the Size of Each File and Directory, and Sort by Size in Linux (0)
- 19: SIGINT And Other Termination Signals in Linux (0)
- 16: Remote File Synchronization in Linux (0)
- 14: Find and Delete Files and Directories (0)
- 11: Using grep on Files That Match Specific Criteria (0)
- 08: Print Lines Between Two Patterns in Linux (0)
- 06: Find the Total Size of All Files in a Directory (0)
- 04: How to Create Soft Links to Directories (0)
- 04: List All Groups in Linux (0)
- 03: Set Up cURL to Permanently Use a Proxy (0)
- 01: Copy Directory Structure Without Files (0)
-
March 2021
(12)
- 29: Iterate Over a List of Files With Spaces in Their Names in Linux (0)
- 27: Sniffing Packet Using tcpdump in Linux (0)
- 25: File Editing: Appending a Non-Existent Line to a File (0)
- 24: Processing Linux Commands in Parallel (0)
- 24: Copy and Create Destination Directory if it Does Not Exist (0)
- 21: Find Files Not Owned by a Specific User in Linux (0)
- 21: Changing the Default Shell in Linux (0)
- 07: How to Insert a New Line Character in Linux Shell Script Output (0)
- 06: The strace Command in Linux (0)
- 06: Find and Convert Files Ending With CRLF (0)
- 02: Introduction to Bash Globbing (0)
- 02: Bash HISTSIZE vs. HISTFILESIZE (0)
-
February 2021
(12)
- 28: Linux Bash: Multiple Variable Assignment (0)
- 28: Exclude grep From ps Results (0)
- 26: How to Check Logs Using journalctl (0)
- 25: How to Calculate Optimal Blocksize to Use With dd (2)
- 25: Showing a GUI Notification From a Shell Script in Linux (0)
- 15: Run a Java Application as a Service on Linux (0)
- 14: How to Delete the History of the Last n Commands? (0)
- 12: Monitoring Network Usage in Linux (0)
- 12: Specify an Editor for Crontab (0)
- 05: Storing a Command in a Variable in a Shell Script (0)
- 04: Run a Script on Startup in Linux (0)
- 02: sed Substitution With Variables (0)
-
January 2021
(13)
- 31: Mapping Hostnames with Ports in /etc/hosts (0)
- 25: Negate an if Condition in a Bash Script (0)
- 22: Encrypting and Decrypting Directory in Linux (0)
- 19: Find the IP Address of the Client in an SSH Session (0)
- 19: When to Use an Alias vs Script vs a New Function in Bash (0)
- 18: Evaluate XPath in the Linux Command Line (0)
- 15: Linux Interview Questions (0)
- 14: Using sed With a Literal String Instead of an Input File (0)
- 09: Checking Host’s Network Availability in Linux (0)
- 07: Difference Between .bashrc, .bash-profile, and .profile (0)
- 07: How to Create a crontab Through a Script (0)
- 06: Why Should We Disable Root-login over SSH? (0)
- 01: How to Clean a Linux Zombie Process (0)
-
December 2020
(10)
- 29: Redirecting the Output of an Already Running Process (0)
- 24: Remove the First Line of a Text File in Linux (0)
- 23: The netcat Command in Linux (0)
- 16: Find and tar Files (0)
- 15: Preserve Bash History in Multiple Terminal Windows (1)
- 15: Calculate an MD5 Checksum of a Directory in Linux (0)
- 15: Filtering Files Copied When Using rsync (0)
- 13: How to Kill a Detached screen Session (0)
- 12: Pass the Output of a Command as an Argument for Another (0)
- 01: Ensure Only One Instance of a Bash Script Is Running (0)
-
November 2020
(10)
- 28: Using Vim Registers (0)
- 26: Using the find -exec Command Option (0)
- 24: The Meaning of IFS in Bash Scripting (2)
- 18: Check if a String Contains a Substring in Linux (0)
- 16: Evolution of Docker from Linux Containers (1)
- 12: Running Script or Command as Another User in Linux (0)
- 10: Running Multi-Line Shell Code at Once From Single Prompt (0)
- 05: How to Remove the Lines Which Appear in File B From Another File A in Linux (0)
- 04: Guide to Generate Random Numbers in Linux (0)
- 02: fd: An Alternative to the Linux find Command (0)
-
October 2020
(12)
- 29: Search Within Specific File Types Using grep (0)
- 26: Read the Source Code of Shell Commands (1)
- 23: Sending Emails From Terminal In Linux (0)
- 20: Anonymous and Named Pipes in Linux (0)
- 14: Debugging a Bash Script (0)
- 12: What Does cd – Do? (0)
- 09: Check if Directory is Mounted in Bash (0)
- 09: Get the Contents of a Web Page in a Shell Variable (0)
- 07: Displaying Files Side by Side in Linux (0)
- 06: Extracting a WAR File in Linux (0)
- 05: Remove the Last N Lines of a File in Linux (0)
- 05: Find the Current Working Directory of a Running Process (0)
-
September 2020
(20)
- 29: Run Cron Job Only If It Isn’t Already Running (0)
- 29: How to Parse a CSV File in Bash (2)
- 28: Move All Files Including Hidden Files Into Parent Directory (0)
- 24: Kernel Stack and User Space Stack (0)
- 24: How to Use the mysql Client and Related Utilities (0)
- 24: What is a .pid File? (1)
- 22: How to List All Connected SSH Sessions (0)
- 22: Jobs and Job Control in Bash Shell (0)
- 21: How To Write a Bash Script That Answers Interactive Prompts (2)
- 18: How To Script “Yes” When Installing Programs (0)
- 18: How to Record Linux Terminal Sessions (0)
- 18: The Uses of the Exec Command in Shell Script (4)
- 17: How to Measure Separate CPU Core Usage for a Process (0)
- 15: Creating a Temporary File in Linux (0)
- 14: Splitting a File at Given Line Numbers (2)
- 10: How to Insert a Line at Specific Line Number (2)
- 10: How to Delete Multiple Files at Once in Bash (0)
- 10: Difference Between grep, sed, and awk (1)
- 09: How to Force Detach Screen From Another SSH Session (0)
- 03: Run a Function in a Script from the Command Line (0)
-
August 2020
(23)
- 31: Limiting Process Resource Consumption in Unix (0)
- 31: Remove Line Endings From a File (0)
- 24: Freeing up a TCP/IP Port (0)
- 24: Here Document And Here String (0)
- 23: Partitioning Disks in Linux (0)
- 23: Running Multiple Commands in the Background (2)
- 21: How to Use the Paste Command (0)
- 20: Exclude Multiple Patterns With Grep (0)
- 17: Count Duplicated Lines in a Text File (0)
- 13: Implement a Counter in Bash Script (0)
- 11: Writing Text to File Using Linux Cat Command (0)
- 11: Keeping SSH session alive (2)
- 09: How to Change the Default Home Directory of a User (0)
- 09: How to Append the Contents of Multiple Files Into One File (0)
- 09: What Is the LD_PRELOAD Trick? (0)
- 08: Conditional Expressions in Shell Script (0)
- 08: Save Modifications In-Place with awk (0)
- 08: Recursive Search and Replace in Text Files (0)
- 08: Repeat a Linux Command at a Given Interval (0)
- 07: Recursively List All Files in a Directory Including Symlinks (0)
- 07: Copy Directory Recursively, Excluding Some Subdirectories (0)
- 07: Appending Lines to a File (0)
- 06: Defining a Bash Variable With or Without ‘export’ (1)
-
July 2020
(34)
- 31: What Does a Double-Dash in Shell Commands Mean? (0)
- 30: What does /opt mean in Linux? (0)
- 30: Tracking Down Where Disk Space Has Gone on Linux (0)
- 30: Introduction to iptables (0)
- 30: Generating an SHA-256 Hash From the Command Line (0)
- 29: Linux Kernel Versions: 32-Bit vs 64-Bit (0)
- 27: Easy Ways to Determine Virtualization Technology (0)
- 27: Why Do We Use su – and Not Just su? (0)
- 25: Configuring and Managing Core Dumps in Linux (0)
- 24: Connecting from Docker Containers to Resources in the Host (0)
- 24: How to End Processes With kill, pkill, and killall (0)
- 24: Command Substitution (0)
- 24: Combine and Execute Multiple Linux Commands (0)
- 24: Starting a Shell in the Alpine Docker Container (2)
- 24: Commands to Get the Min, Max, Median, and Mean of a Dataset (0)
- 23: Managing Environment Variables in Linux (0)
- 22: Execute Bash Script Directly From a URL (0)
- 22: Send stdout to Multiple Commands (0)
- 19: Sudo Command in Linux (0)
- 19: The Use of Swap Space in Modern Linux Systems (0)
- 19: How to Use Multiple Databases with docker-compose (0)
- 18: Obtaining an SSL Certificate from the Server (0)
- 15: Locale Environment Variables in Linux (0)
- 15: Fastest Method to Check If Two Files Have the Same Contents (0)
- 15: When to Use xargs (0)
- 12: How to Print the Longest Line(s) in a File (0)
- 10: How to Evaluate Arithmetic Expressions in Bash (0)
- 08: Display System Information in the CLI with Neofetch (0)
- 08: Linux comm Command (0)
- 06: The Linux join Command (0)
- 05: Using sed to Replace a Multi-Line String (1)
- 05: Linux Commands – Remove All Text After X (4)
- 02: How to Pretty-Print XML From the Command Line (0)
- 02: Reading Output of a Command Into an Array in Bash (3)
-
June 2020
(21)
- 26: How to Delete a File Whose Name Begins With “-“ (0)
- 26: Free Command in Linux (0)
- 25: Guide to the Linux screen Command (0)
- 23: Using xz Compression in Linux (2)
- 22: Difference between /dev/console, /dev/tty, and /dev/tty0 (0)
- 20: Bash Special Variables (0)
- 18: How the Docker Build Cache Works and When Not to Use It (0)
- 17: How to Show All Shared Libraries Used by Executables in Linux? (0)
- 16: Empty the Contents of a File (0)
- 13: Directory Navigation Using the pushd and popd Commands (0)
- 12: How to Call an External Program Using awk (0)
- 11: Read Random Line From a File in Linux (0)
- 11: Linux Job Control: &, disown, and nohup (0)
- 10: Process Memory Management in Linux (0)
- 10: Linux source Command (0)
- 09: Introduction to fzf command (0)
- 09: Understanding the Time Command (0)
- 07: Using docker-compose With Private Repositories (0)
- 02: Introduction to Bash Array (1)
- 01: How to Randomize Lines in a File in Linux (0)
- 01: Delete Lines in a Text File That Contain a Specific String (0)
-
May 2020
(22)
- 31: How to Reverse the Order of Lines in a File in Linux (1)
- 29: String Manipulation in Bash (0)
- 29: How Do so (Shared Object) Filenames Work? (0)
- 29: Using gzip and gunzip in Linux (0)
- 29: How to Determine the Number of RAM Slots in Use (0)
- 28: Linux ping Command (1)
- 27: How to Kill a Background Process in Linux (0)
- 26: Introduction to the tee Command (0)
- 25: Remove the First Characters of a Line (1)
- 25: Guide to the chgrp Command (0)
- 25: Remove Blank Lines From a File (2)
- 20: ifconfig Command in Linux (0)
- 20: How to Count the Number of Files in Linux (0)
- 20: Linux man Command (0)
- 15: Decompressing Files in Linux with Gunzip (0)
- 15: Preventing Bash Fork Bombs (0)
- 15: Guide to the vi Editor (0)
- 14: How to Use the cd Command in Bash Scripts (0)
- 14: Print Linux Directory Structure as a Tree (0)
- 08: How to Join Multiple Lines Into One (0)
- 07: Process Multiple Input Files Using Awk (0)
- 05: The uniq Command in Linux (0)
-
April 2020
(13)
- 28: Linux Files Series (0)
- 26: Installing the AWS CLI on Linux (0)
- 20: Linux Scripting Series (0)
- 20: Linking to Files in Linux (0)
- 20: Managing Processes in Linux (0)
- 18: Linux last Command (0)
- 13: diff Command in Linux (0)
- 12: Shut Down and Reboot Linux Systems From the Terminal (0)
- 11: The traceroute Command in LINUX (0)
- 06: How to Change Terminal Output Color in Linux? (0)
- 03: Is There a Way to ‘uniq’ by Column? (1)
- 02: Linux tar Command (0)
- 01: Transfer Files Between Linux Machines Over SSH (2)
-
March 2020
(12)
- 31: The nslookup Command (1)
- 31: Using Shebang #! in Linux Scripts (0)
- 28: Guide to the sed Stream Editor (0)
- 28: “Cut” Command in Linux (0)
- 27: date Command in Linux (0)
- 15: Guide to the Linux touch Command (0)
- 15: The head and tail commands in LINUX (1)
- 14: Kill Commands In Linux (0)
- 08: Soft-Delete Files from the Terminal (0)
- 08: Linux watch Command (0)
- 04: Guide to the Linux wc Command (0)
- 04: The echo Command in Linux (0)
-
February 2020
(10)
- 29: Linux sort Command (0)
- 27: How to Find and Replace Text in a File (4)
- 25: Linux ps Command (0)
- 25: Advanced File Permissions in Linux (1)
- 24: Execute a Command in Multiple Directories on Linux (2)
- 24: Linux tr Command (0)
- 24: Recursively Deleting Files With a Specific Extension (0)
- 21: Working with the AWS CLI for EC2 (0)
- 15: Guide to the AWK Programming Language (0)
- 12: Cron Job Testing and Debugging in Linux (0)
-
January 2020
(10)
- 28: Introduction to File Locking in Linux (0)
- 27: Finding Duplicate Files in Unix (6)
- 19: Bash Functions in Linux (0)
- 18: Introduction to File MIME Types (0)
- 11: Working with Hidden Files in Linux (0)
- 07: How do I Zip/Unzip on the Unix Command Line? (0)
- 03: Renaming Linux Files in Batches (2)
- 02: Execute Programs From Anywhere In Linux (0)
- 02: Linux Commands: Using Secure Shell (ssh) (0)
- 02: Guide to the Linux read Command (2)
- December 2019 (4)
-
November 2019
(14)
- 30: Differences Between more, less, and most in Linux (1)
- 24: Linux Commands for Appending Multiple Lines to a File (0)
- 22: Finding the PID of the Process Using a Specific Port (0)
- 20: Viewing Files in Linux Using cat, more, and less (0)
- 18: How to Mount and Unmount Filesystems in Linux (0)
- 18: How to Pass Command Line Arguments to Bash Script (0)
- 17: Guide to Useful File Manipulation Commands (0)
- 13: Encrypting and Decrypting Files in Linux (0)
- 11: Difference Between sort | uniq and sort -u (0)
- 11: A Guide to Yum and Apt (1)
- 07: Guide to Linux jq Command for JSON Processing (4)
- 04: Guide to Unix Swap (0)
- 01: Pipes and Redirection in Linux (1)
- 01: Linux Commands – top (0)
-
October 2019
(9)
- 30: Guide to the Linux find Command (0)
- 30: Setting Permissions with chown and chmod (0)
- 26: Concatenating Files in Linux (0)
- 25: Guide to Stream Redirections in Linux (0)
- 16: Linux Commands – Find Broken Symlinks (0)
- 12: Splitting Files in Unix Systems (0)
- 12: Common Linux Text Search (0)
- 09: Linux Commands Comparison: curl vs wget (0)
- 06: Linux Commands – Parallel Downloading with wget (0)
-
September 2019
(8)
- 27: Copying in Linux with Visual Progress (0)
- 26: Manipulating Strings in Linux with tr (0)
- 11: Creating Symbolic and Hard Links with Linux Commands (0)
- 10: Linux Commands – Looping Through Directories (2)
- 10: Linux Commands – Repeat a Command n Times (0)
- 08: Copy a File to Multiple Directories on Linux (0)
- 01: Getting the Absolute Directory of a File in Linux (0)
- 01: Concatenating Text Files into a Single File in Linux (0)
-
August 2019
(7)
- 28: Generating SSH Keys in Linux (0)
- 27: Append Lines to a File in Linux (0)
- 22: Silencing the Output of a Bash Command (1)
- 15: How Long a Linux Process Has Been Running (0)
- 15: Linux Commands – Delete Files Older Than X (0)
- 10: Adding a Path to the Linux PATH Variable (0)
- 07: Find Files That Have Been Modified Recently in Linux (0)