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Guide to Spring @Autowired 1. Overview Starting with Spring 2.5, the framework introduced a new style of Dependency Injection driven by @Autowired Annotations. This annotation allows Spring to resolve and inject collaborating beans into your bean. In this tutorial, we will look at how to enable autowiring, various ways to… Continue Reading spring-autowire
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Jetty Configuration in Eclipse 1. Overview Web Applications are one of the most popular use cases of Java. Web Servers and Servlet Containers provide the runtime for deploying applications. Unfortunately, deploying and troubleshooting web applications on Web Servers is at times complicated. Luckily, IDEs have good debugging support for most… Continue Reading jetty-eclipse
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Learn Spring Boot Spring Boot – Basics + Spring Boot Tutorial – Bootstrap a Simple Application + Spring Boot Annotations + Intro to Spring Boot Starters + Spring Boot Actuator + Configure a Spring Boot Web Application + How to Change the Default Port in Spring Boot + Spring Boot… Continue Reading spring-boot
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Thread Safe LIFO Data Structure Implementations 1. Introduction In this tutorial, we’ll discuss various options for Thread-safe LIFO Data structure implementations. In the LIFO data structure, elements are inserted and retrieved according to the Last-In-First-Out principle. This means the last inserted element is retrieved first. In computer science, stack is… Continue Reading java-lifo-thread-safe
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How to Iterate Over a Stream With Indices 1. Overview Java 8 Streams are not collections and elements cannot be accessed using their indices, but there are still a few tricks to make this possible. In this short article, we’re going to look at how to iterate over a Stream… Continue Reading java-stream-indices
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Calculating Logarithms in Java 1. Introduction In this short tutorial, we’ll learn how to calculate logarithms in Java. We’ll cover both common and natural logarithms as well as logarithms with a custom base. 2. Logarithms A logarithm is a mathematical formula representing the power to which we must raise a… Continue Reading java-logarithms
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Control the Session with Spring Security 1. Overview In this article, we’re going to illustrate how Spring Security allows us to control our HTTP Sessions. This control ranges from a session timeout to enabling concurrent sessions and other advanced security configs. Further reading: Retrieve User Information in Spring Security How… Continue Reading spring-security-session
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Guide to the ConcurrentSkipListMap 1. Overview In this quick article, we’ll be looking at the ConcurrentSkipListMap class from the java.util.concurrent package. This construct allows us to create thread-safe logic in a lock-free way. It’s ideal for problems when we want to make an immutable snapshot of the data while other… Continue Reading java-concurrent-skip-list-map
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Introduction to Creational Design Patterns 1. Introduction In software engineering, a Design Pattern describes an established solution to the most commonly encountered problems in software design. It represents the best practices evolved over a long period through trial and error by experienced software developers. Design Patterns gained popularity after the… Continue Reading creational-design-patterns
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Java 8 – Powerful Comparison with Lambdas 1. Overview In this tutorial, we’re going to take a first look at the Lambda support in Java 8 – specifically at how to leverage it to write the Comparator and sort a Collection. This article is part of the “Java – Back… Continue Reading java-8-sort-lambda
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