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Learn how to set the Java classpath on different operating systems and what to watch out for.
Learn the difference between Cron Syntax in Linux and Spring
A quick look at how to set the JAVA_HOME variable on Windows, Mac OS X, and Linux.
Learn how to install Apache Maven on different operating systems.
Learn how to run commands inside a Docker container with different users.
Learn about the default values of various heap and stack memory configuration options available for Java applications.
Learn how to set up a private Docker registry, and push/pull images.
Explore the differences between expose and ports when using Docker Compose.
Learn how to use the Docker Registry API to list images and tags in a remote registry.
Explore the difference between the execution of the docker stop and the docker kill command.
Learn different ways to monitor the logs of a container.
Learn some of the differences between Docker Compose and Kubernetes using a simple example
Learn how to search for files using wildcard patterns in Java
Learn how to get the Git branch name we’re currently working on
Explore how to use the native image technology with Spring Boot applications.
Project loom in Java 19, ZGC in Java 18, empty finalize, cloud-native Micronaut, symmetric cryptography, and K8S 1.24.
Learn how to install the PostgreSQL database using the Docker container.
Look at the difference between the Docker save and export commands
A quick and practical guide to solving “Can’t Connect to Local MySQL Server Through Socket” error in Docker.