Overview A Dockerfile is a configuration file used to create Docker containers. It specifies how the application will run and which dependencies will be installed. Docker uses this Dockerfile to create a container and turns this container into a file called an image. This image can then be run on any system. In this article, […]
Overview The Java Optional class is an elegant container for handling null values. Introduced in Java 8 and added to the Java.util package, the Optional class eliminates the need for numerous null value checks to protect your application from NullPointerExceptions at runtime. Before the Optional class, many developers used null or exceptions to indicate the […]
The “.m2” folder is a directory created by Apache Maven, a popular build and dependency management tool for Java projects. In this directory, Maven stores its local repository, which is used to cache and manage project dependencies. There are three types of Maven repositories: When you build a Maven project, Maven automatically downloads the required […]
Memory management is a critical aspect of any programming language, and Go, being a modern and efficient language, has its own memory management mechanisms. Understanding how memory is allocated, used, and deallocated in Go is essential for writing performant and scalable applications. In this article, we will delve into the memory management techniques used in […]