Sometimes it’s difficult to have a birds eye view over an entire site; here’s Baeldung on Kotlin from 10000 feet:
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June 2023
(2)
- 04: Kotlin Comparable Interface (0)
- 02: How to Run Parallel Coroutines in Kotlin (0)
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May 2023
(14)
- 31: Mapping java.util.Optional to T in Kotlin (0)
- 31: Preconditions with Kotlin (0)
- 30: Sort LinkedHashMap by Values in Kotlin (0)
- 29: Creating a List of Objects in Kotlin (0)
- 22: RestTemplate Examples in Kotlin (2)
- 21: Get a Not Null Value From a Map in Kotlin (0)
- 17: Mutating Arrays in Kotlin (0)
- 16: Opt-in Requirements in Kotlin (0)
- 16: Reversing a Map in Kotlin (0)
- 12: Spring Integration With Kotlin (0)
- 07: Variable with Public Getter and Private Setter in Kotlin (0)
- 06: Kotlin Generic Inline Classes (0)
- 02: Kotlin Coroutines With Timeout (0)
- 02: Spring Dependency Injection With Kotlin (0)
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April 2023
(15)
- 30: Using the Gson TypeToken in Kotlin (2)
- 30: Difference Between Collection and Sequence in Kotlin (0)
- 30: Kotlin Arrow Operator (0)
- 30: How to Work With List Casts in Kotlin (0)
- 26: Mapstruct With Kotlin’s Data Classes (0)
- 26: Calling Kotlin Suspending Functions from Java (0)
- 18: Convert Java to Kotlin (0)
- 16: Kotlin and @Valid Spring Annotation (0)
- 13: Calculate the Power of a Number in Kotlin (0)
- 11: How to Encode a String in UTF-8 in Kotlin (2)
- 08: Construct Suspend Functions With Kotlin’s suspendCoroutine (0)
- 07: Implementing the Command Design Pattern in Kotlin (0)
- 03: Kotlin Path API (0)
- 01: How to Parse JSON Without Data Class in Kotlin (0)
- 01: Using Lombok With Kotlin (0)
- March 2023 (5)
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February 2023
(13)
- 28: “Accidental override” Error in Kotlin (0)
- 28: ArrayDeque in Kotlin (0)
- 28: How to Serialize Arrays in Kotlin With Kotlinx.serialization (0)
- 28: Singleton Classes in Kotlin (0)
- 28: Kotlin Elvis Operator (0)
- 25: Conversion Between Camel Case and Snake Case in Kotlin (0)
- 25: Regular Expression Matching at Specific Indices in Kotlin (0)
- 23: Extend Data Class in Kotlin (0)
- 17: Flatten List of Lists in Kotlin (0)
- 14: Difference Between Flows and Channels in Kotlin (0)
- 11: How to Convert a Date Time String to Instant in Kotlin (0)
- 07: Mark Unused Parameters in Kotlin (0)
- 03: What Is an “inappropriate blocking method call” in Kotlin (0)
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January 2023
(9)
- 26: Get Maximum Value Within a Kotlin Array (0)
- 26: Kotlin Bit Operations (0)
- 25: Kotlin Equivalent to Java String Arrays (0)
- 25: Serialize Kotlin Data Class With Default Values Into JSON (2)
- 22: Mockk – Check If a Method Was Not Invoked (0)
- 13: Mock Static Java Methods Using Mockk (0)
- 07: Apache Kafka with Kotlin (0)
- 05: How to Invoke External Command From Within Kotlin (0)
- 04: Common String Extension Functions in Kotlin (2)
- December 2022 (4)
- November 2022 (5)
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October 2022
(8)
- 27: Moshi JSON Library for Kotlin Applications (0)
- 27: Remove All Whitespaces from a String in Kotlin (0)
- 20: Difference Between “open” and “public” Keywords in Kotlin (0)
- 18: Get the Type of a Variable in Kotlin (0)
- 07: Creating a Byte Array in Kotlin (0)
- 05: Catch Multiple Exceptions in Kotlin (0)
- 03: Explicit API Mode in Kotlin (0)
- 03: Convert Long to Int (0)
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September 2022
(12)
- 29: Kotlin and Spring Boot @ConfigurationProperties (0)
- 27: Create a Deep Copy of a Kotlin Data Class (0)
- 27: Convert String Into Enum in Kotlin (0)
- 23: How to Turn String Templates Into Literal Strings (0)
- 23: Sum All the Items in a List of Integers in Kotlin (0)
- 21: Coroutines: runBlocking vs. coroutineScope (0)
- 18: How to Create “static” methods for Enum in Kotlin (0)
- 15: Taking the First N Elements of an Array in Kotlin (0)
- 15: Convert a String to a Byte Array in Kotlin (0)
- 14: Finding Enum by the Value in Kotlin (0)
- 03: Creating a Directory in Kotlin (0)
- 03: Data Class’s equals() Method (0)
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August 2022
(9)
- 31: Trailing Comma Support in Kotlin (0)
- 28: Get the Current Date/Time in Kotlin (0)
- 28: Check if a Number Is Odd or Even in Kotlin (0)
- 24: Kotlin Coroutines and RxKotlin Comparison (0)
- 17: Extending a Class and Implementing Interfaces at the Same Time in Kotlin (0)
- 16: Convert Boolean to Int in Kotlin (0)
- 06: Defaulting Null Values on Non-Optional Parameters in Kotlin (0)
- 06: Creating a Thread Pool in Kotlin (0)
- 06: Multiple Variables “let” in Kotlin (0)
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July 2022
(15)
- 28: Pad a Number in Kotlin (0)
- 28: Add an Element to a List in Kotlin (0)
- 28: Kotlin “super is not an expression” Error (0)
- 20: Type Checks and Casts in Kotlin (0)
- 20: Fixing the Kotlin Error “Smart cast to ‘Type’ is impossible” (0)
- 17: Use of Boolean? in Kotlin if Statement (0)
- 14: Idiomatic Way to Treat Nullable Values (0)
- 14: SOLID Principles with Kotlin (0)
- 09: Read and Write CSV Files With Kotlin (0)
- 08: Best Practices for Using Constants in Kotlin (0)
- 08: Count Number of Digits With Kotlin (0)
- 07: Check if an Array Contains a Given Value in Kotlin (0)
- 06: Sort Collection of Objects by Multiple Fields in Kotlin (0)
- 01: Comparing Two Lists in Kotlin (2)
- 01: Number Formatting in Kotlin (0)
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June 2022
(8)
- 23: Anonymous Objects in Kotlin (0)
- 21: Instantiate a Kotlin Data Class Using an Empty Constructor (0)
- 17: Package-Private Alternative in Kotlin (2)
- 17: Kotlin Companion Object (0)
- 15: Define Multiple Variables at Once in Kotlin (0)
- 14: Convert Kotlin Array to Varargs (0)
- 10: Convert a List Into an Array in Kotlin (0)
- 10: Convert Between List and Set in Kotlin (0)
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May 2022
(7)
- 27: Convert a Kotlin Data Class Object to a Map (0)
- 20: Comparing Objects in Kotlin (1)
- 19: Introduction to the Kotlin Flow Class (0)
- 19: Kotlin Data Class With Optional Fields (0)
- 12: Error Handling for REST with Spring in Kotlin (0)
- 12: Remove a Character From a String in Kotlin (0)
- 02: Calling a Kotlin Function After a Delay (0)
- April 2022 (4)
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March 2022
(7)
- 31: Is Kotlin Faster Than Java? (4)
- 22: Kotlin Collections Guide (0)
- 20: Check if a String Contains a Substring in Kotlin (0)
- 18: Run Kotlin Class From the Command Line (0)
- 14: Convert a Character Array to a String in Kotlin (0)
- 12: Get Character by Index in a Kotlin String (0)
- 02: Kotlin Technical Editor (remote, part-time) (0)
- February 2022 (5)
- January 2022 (5)
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December 2021
(8)
- 26: Composing Coroutines and Suspend Functions (0)
- 26: Access Kotlin Companion Object in Java (0)
- 23: Initialize a List in Kotlin (0)
- 22: Guide to Spring Boot Testing with Kotlin (0)
- 21: Kotlin DSL for Gradle (0)
- 20: Iterate Over a Map in Kotlin (0)
- 08: Kotlin Interview Questions (0)
- 07: Building a Self-Executable Jar With Gradle and Kotlin (0)
- November 2021 (5)
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October 2021
(4)
- 20: Guide to Arrays in Kotlin (0)
- 20: Guide to Kotlin-Logging (0)
- 06: Parsing JSON Arrays in Kotlin with Gson (0)
- 03: Guide to Kotlin’s yield Function (0)
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September 2021
(7)
- 28: Sealed Class vs Enum in Kotlin (3)
- 28: Convert a Mutable Collection Into an Immutable One in Kotlin (0)
- 18: Modifying Kotlin Lists In-Place (0)
- 16: Listing Files Recursively in Kotlin (0)
- 08: Iterate Through a JSONArray in Kotlin (0)
- 05: Log Request/Response Body in Spring WebFlux with Kotlin (0)
- 04: Introduction to “this” Keyword in Kotlin (0)
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August 2021
(11)
- 21: Kotlin – Getting Started with IntelliJ (0)
- 21: Why Kotlin lateinit Can’t Be Used With Primitive Types (0)
- 21: The Difference Between init Block and Constructor in Kotlin (0)
- 17: Java vs. Kotlin (0)
- 13: Returning Multiple Values From Kotlin Functions (0)
- 10: Writing InputStream to File in Kotlin (0)
- 10: A Guide to @Throws in Kotlin (0)
- 09: Removing Duplicate Elements From Collections in Kotlin (0)
- 06: Copying a List in Kotlin (0)
- 04: Removing All Non-Alphanumeric Characters in Kotlin (0)
- 01: The Decorator Pattern in Kotlin (0)
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July 2021
(20)
- 29: Combining Two Arrays in Kotlin (0)
- 27: Copy a Map in Kotlin (0)
- 27: Remove Duplicate Values From an Array in Kotlin (0)
- 25: Difference Between crossinline and noinline in Kotlin (0)
- 21: Functions for Replacing Part of a String in Kotlin (0)
- 21: “Val cannot be reassigned” Issue on Function Parameters in Kotlin (2)
- 19: Creating a New Instance from a KClass in Kotlin (0)
- 19: The Difference Between map() and flatMap() in Kotlin (0)
- 17: Creating Collections with Repeating Elements in Kotlin (0)
- 16: Get a Random Item From a List in Kotlin (0)
- 16: The getClass() Equivalent in Kotlin (0)
- 16: The @JvmStatic Annotation in Kotlin (0)
- 14: Introduction to TornadoFX (0)
- 14: Get All Subclasses of a Sealed Class in Kotlin (0)
- 12: Splitting a String in Kotlin (0)
- 11: IntArray vs Array<Int> in Kotlin (0)
- 09: Read Environment Variables in Kotlin (0)
- 09: Convert Int to Hex String in Kotlin (0)
- 09: Difference Between List and Array in Kotlin (0)
- 04: Converting String to Int in Kotlin (0)
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June 2021
(6)
- 28: Filtering a List in Kotlin (0)
- 15: Checking if a String is Empty in Kotlin (0)
- 14: Convert Array to List in Kotlin (0)
- 14: Get the Name of the Currently Executing Function in Kotlin (0)
- 12: Kotlin Coroutines: Waiting for Multiple Threads to Finish (0)
- 06: Convert Byte Arrays to Hex Strings in Kotlin (0)
- March 2021 (3)
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February 2021
(1)
- 05: Working With Maps in Kotlin (0)
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January 2021
(4)
- 11: Getters and Setters in Kotlin (0)
- 08: Introduction to Multiplatform Programming in Kotlin (0)
- 07: Lazy Initialization in Kotlin (0)
- 06: Get a Random Number in Kotlin (0)
- December 2020 (4)
- November 2020 (3)
- October 2020 (2)
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September 2020
(7)
- 10: Open Keyword in Kotlin (0)
- 09: String to Long Conversions in Kotlin (0)
- 07: Varargs and Spread Operator in Kotlin (0)
- 07: Type Aliases in Kotlin (0)
- 01: Aggregate Operations in Kotlin (0)
- 01: Return at Label in Kotlin (0)
- 01: Backing Fields in Kotlin (0)
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August 2020
(7)
- 31: Initializing Empty Mutable Collections in Kotlin (0)
- 31: Static Initialization Block in Kotlin (0)
- 31: Kotlin NullPointerException: Parameter specified as non-null is null (0)
- 20: Unsigned Integers in Kotlin (0)
- 12: Measuring Elapsed Time in Kotlin (0)
- 10: Deprecation in Kotlin (0)
- 03: SAM Conversions in Kotlin (0)
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July 2020
(4)
- 31: Volatile Properties in Kotlin (0)
- 29: Exception Handling in Kotlin (0)
- 22: Anonymous Inner Classes in Kotlin (1)
- 21: Iterating Collections by Index in Kotlin (0)
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June 2020
(5)
- 28: The Observer Pattern in Kotlin (0)
- 21: Working With Lists in Kotlin (2)
- 17: Spring Security with Kotlin DSL (0)
- 03: Not-Null Assertion (!!) Operator in Kotlin (0)
- 02: If-Else Expression in Kotlin (0)
- May 2020 (2)
- April 2020 (2)
- March 2020 (1)
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January 2020
(3)
- 24: Sequences in Kotlin (3)
- 03: Kotlin Ternary Conditional Operator (0)
- 01: The Difference between var in Kotlin and Java 10 (0)
- November 2019 (1)
- October 2019 (1)
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July 2019
(5)
- 28: Java EE Application with Kotlin (0)
- 19: Advanced Quasar Usage for Kotlin (0)
- 15: MockMvc Kotlin DSL (0)
- 13: Non-Blocking Spring Boot with Kotlin Coroutines (5)
- 10: Converting a Kotlin File to Java (0)
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June 2019
(1)
- 07: Introduction to Quasar in Kotlin (0)
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May 2019
(3)
- 16: Introduction to RxKotlin (0)
- 09: Guide to JVM Platform Annotations in Kotlin (0)
- 01: Jackson Support for Kotlin (5)
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April 2019
(2)
- 26: Console I/O in Kotlin (0)
- 14: InputStream to String in Kotlin (0)
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March 2019
(8)
- 29: MockK: A Mocking Library for Kotlin (1)
- 28: Kotlin Immutable Collections (0)
- 21: Kotlin Scope Functions (0)
- 21: Kotlin Annotations (0)
- 16: Creating a Kotlin Range Iterator on a Custom Object (0)
- 14: Split a List into Parts in Kotlin (0)
- 09: Delegation Pattern in Kotlin (0)
- 03: String Comparison in Kotlin (0)
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February 2019
(5)
- 24: How to Use Kotlin Range Expressions (0)
- 18: Static Methods Behavior in Kotlin (0)
- 18: Kotlin const, var, and val Keywords (0)
- 12: Building DSLs in Kotlin (0)
- 12: Void Type in Kotlin (0)
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January 2019
(2)
- 22: Nested forEach in Kotlin (0)
- 08: REST API With Kotlin and Kovert (0)
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December 2018
(5)
- 21: Creating Java static final Equivalents in Kotlin (0)
- 18: Inline Classes in Kotlin (2)
- 08: Inline Functions in Kotlin (0)
- 01: Kotlin Contracts (0)
- 01: Operator Overloading in Kotlin (0)
- November 2018 (3)
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October 2018
(8)
- 30: Guide to Sorting in Kotlin (0)
- 29: Mapping of Data Objects in Kotlin (0)
- 29: Dependency Injection for Kotlin with Injekt (2)
- 28: Initializing Arrays in Kotlin (0)
- 25: Threads vs Coroutines in Kotlin (0)
- 20: Guide to Kotlin Interfaces (0)
- 16: Implementing a Binary Tree in Kotlin (0)
- 04: Kotlin return, break, continue Keywords (0)
- September 2018 (4)
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August 2018
(4)
- 29: Guide to the Kotlin Exposed Framework (1)
- 14: Kotlin Nested and Inner Classes (0)
- 12: Kotlin Constructors (0)
- 12: Creational Design Patterns in Kotlin: Builder (3)
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July 2018
(5)
- 21: Spring Webflux with Kotlin (0)
- 20: Idiomatic Logging in Kotlin (2)
- 12: Create a Java and Kotlin Project with Maven (0)
- 07: Reflection with Kotlin (0)
- 06: Kotlin with Ktor (0)
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June 2018
(3)
- 27: Kotlin String Templates (0)
- 12: Working with Enums in Kotlin (0)
- 02: Processing JSON with Kotlin and Klaxson (0)
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May 2018
(5)
- 31: Kotlin and Javascript (0)
- 27: On Kotlin (0)
- 16: Writing Specifications with Kotlin and Spek (0)
- 11: Lambda Expressions in Kotlin (0)
- 06: Writing to a File in Kotlin (0)
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April 2018
(4)
- 28: Reactive Flow with MongoDB, Kotlin, and Spring WebFlux (0)
- 18: Filtering Kotlin Collections (0)
- 10: Reading from a File in Kotlin (0)
- 07: Objects in Kotlin (3)
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March 2018
(3)
- 25: Working with Kotlin and JPA (2)
- 14: The @JvmSynthetic Annotation in Kotlin (0)
- 08: Kotlin Dependency Injection with Kodein (0)
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February 2018
(2)
- 20: Infix Functions in Kotlin (0)
- 13: Regular Expressions in Kotlin (0)
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January 2018
(2)
- 28: HTTP Requests with Kotlin and khttp (0)
- 17: Try-with-resources in Kotlin (0)
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December 2017
(1)
- 10: Extension Functions in Kotlin (0)
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November 2017
(1)
- 04: JUnit 5 for Kotlin Developers (0)
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October 2017
(1)
- 12: Migrating from Java to Kotlin (1)
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September 2017
(3)
- 24: Guide to Kotlin @JvmField (0)
- 10: Kotlin-allopen and Spring (0)
- 04: Spring MVC Setup with Kotlin (0)
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August 2017
(4)
- 19: Java 8 Stream API Analogies in Kotlin (0)
- 12: Kotlin and Tail Recursion (0)
- 05: Sealed Classes in Kotlin (0)
- 02: Delegated Properties in Kotlin (0)
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July 2017
(6)
- 31: Visibility Modifiers in Kotlin (2)
- 29: Destructuring Declarations in Kotlin (0)
- 18: Kotlin with Mockito (4)
- 11: Overview of Kotlin Collections API (0)
- 08: Data Classes in Kotlin (0)
- 08: Converting a List to Map in Kotlin (0)
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June 2017
(2)
- 30: Introduction to Kotlin Coroutines (2)
- 03: Spring Boot and Kotlin (2)
- May 2017 (1)
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April 2017
(2)
- 29: Generics in Kotlin (0)
- 28: Kotlin Java Interoperability (0)
- March 2017 (2)
- January 2017 (1)