Learn how Java uses the colon character in a variety of different ways.
I am a Java developer with 20 years of experience working with large software systems in a variety of industries. Lover of all things Spring Boot and microservices. Husband, father of two boys, and aspiring piano player.
Here's what I've written (so far):
Baeldung on Java
- Spring Boot (11)
- Spring (3)
- Java (3)
- DevOps (3)
- Spring Web (2)
- Spring Security (2)
- Spring Cloud (2)
- Security (2)
- REST (2)
- Persistence (2)
- NoSQL (2)
- HTTP Client-Side (2)
- Testing (1)
- Java Dates (1)
- Java Concurrency (1)
- IDE (1)
- Gradle (1)
- Docker (1)
- Data (1)
- Cloud (1)
- Architecture (1)
Learn several ways to synchronize access to static variables among different threads.
Learn how to exchange data between clients using form encoded data with Jersey.
Learn about the difference between the Instant and LocalDateTime classes introduced with Java 8.
Learn the difference between get() and navigate() methods in the Selenium WebDriver API.
A brief introduction to MinIO, an object storage engine with full S3 compatibility
Learn several ways to ensure that our H2 in-memory database is automatically initialized and ready to use for querying when our application starts.
Learn three different ways to send a HTTP POST request using Spring’s RestTemplate.
Look at different ways to use a common prefix for all Spring Boot controllers
Learn how to use Spring Cloud Config without git as the data store
Learn how to use Spring Cloud Load Balancer to create more fault-tolerant applications
Learn the difference between the Gradle test and check tasks and identify exactly what each one does and when it makes sense to use them
Learn how to override Spring Boot managed dependencies and their versions with both Maven and Gradle.
Look at some of the new features of Java 15 as well as other changes that are of interest to Java developers
Learn multiple ways to run a Spring Boot without a web server
Learn how to use hidden inputs with Thymeleaf.
Learn how to create Docker images for a Spring Boot application
Learn how to use Caffeine cache with Spring Boot
Learn various ways to check if an authenticated user has a specific role
Learn how to configure a colorful startup banner in Spring Boot.
Learn to disable the Spring Boot banner at the startup of an application.
Use Spring Boot’s metrics actuator to create a self-hosted monitoring solution.
Learn about JHipster’s use of Spring Security and how it simplifies authenticating with an external service.
Learn how to use the Jest HTTP Java client for Elasticsearch
Learn how to interact with MongoDB using BSON.
Learn how to create a new API inside a JHipster application and integrate that API into the front-end display
Learn how to create a new role that we can use to provide additional privileges to a user in a JHipster application
Learn different options to conditionally enable a Spring Scheduled Job
Learn how to debug Spring applications for various application servers and IDEs
See how to save logs to Graylog from a Spring Boot application.
Learn how to write your own plugins for IntelliJ IDEA
A quick introduction to Micronaut Framework and how to create a simple web app.
Learn how to GET and POST lists of objects using Spring’s RestTemplate
Baeldung on Linux
- Search (1)
- Files (1)
Learn how the find command can help us locate files and directories efficiently by using a combination of expressions and boolean logic
Baeldung on Computer Science
- Web (2)
- Programming (1)
- Networking (1)
Take a closer look at what defines a session and whether or not sessions violate the principles of RESTfulness
Learn the primary differences between REST and HTTP.
Baeldung on Ops
- Docker (7)
- Kubernetes (3)
- Jenkins (3)
- Git (2)
- Logging (1)
- Deployment Tools (1)
Learn about JKube. It simplifies many aspects of building Java applications for Kubernetes and OpenShift.
Learn about Grafana Loki, a log aggregation system that’s part of the Grafana ecosystem.
Learn how MicroK8s can allow us to run full-featured Kubernetes clusters with a small CPU and memory footprint.
Learn the differences between the two ways to copy files from the source system and when it makes sense to use each one
Look at the structure of Docker images and how to see the differences between two images
Learn about different mechanisms to help manage network traffic and ensure requests get to their desired destination inside a cluster
Learn how to utilize cron jobs inside a Kubernetes cluster
Learn how Docker secrets can help us store configuration separate from our code
Learn how to securely inject git secrets into Jenkins pipelines and jobs
Look at the difference between the Docker save and export commands
Learn the differences between Docker, Dockerfile, and Docker Compose and how they fit into a larger technology ecosystem
In this tutorial, we’ll look at how to configure git credentials to prevent having to enter them manually.
Learn how to use build parameters with both Jenkins jobs and pipelines
Look at some different ways we can copy files to and from Docker containers
By setting up access tokens and plugins, we can keep our team informed about continuous integration with Slack notifications from our Jenkins builds.
Learn how to build and deploy software using Travis CI pipelines