Systems | Development | Analytics | API | Testing

Java

How to use the Throws keyword in Java (and when to use Throw)

Imagine you're a postal worker sorting through a mountain of packages. Some packages are ticking suspiciously, while others are leaking mysterious liquids. As a responsible postal worker, you have two choices: deal with these problematic packages yourself (throw) or slap a big "HANDLE WITH CARE" sticker on them and pass them along to the next person in line (throws). Think of throw as actually creating an error in your program. You use it when something goes wrong and you want to stop the program.

Java Heap Space error and how Codemagic helps to remediate it

Overcoming issues related to Java Heap Space while building Android projects can be quite challenging and frustrating. Understanding the concept of heap memory in Java is crucial, as well as being aware of the available solutions. This article will provide a brief explanation of the reasons behind the occurrence of the Java Heap Space issue and present Codemagic’s recommended solutions for addressing it.

Resolving Java Heap Space OutOfMemoryError

Java is one of the most popular programming languages, known for its portability, scalability, and rich ecosystem. One of the critical components of the Java Runtime Environment (JRE) is the heap space, which plays a crucial role in memory management. While Java’s automatic memory management via garbage collection is powerful, it is not immune to problems. One such problem that developers frequently encounter is the dreaded OutOfMemoryError: Java heap space.

What Is Spring Boot?

Spring Boot is an open-source micro framework maintained by a company called Pivotal. It provides Java developers with a platform to get started with an auto configurable production-grade Spring application. With it, developers can get started quickly without losing time on preparing and configuring their Spring application. This post will guide you through understanding what the micro framework is and what it’s used for.

Kotlin vs Java - A Comprehensive Comparison

Kotlin was built to replace Java. Or at least, supersede it for a wide range of Android development tasks. Released by JetBrains in 2016, it is designed to address some of Java’s drawbacks and provide a smoother, faster alternative for devs everywhere. So really the question in the title is redundant, right? Kotlin is just better, surely? Well, actually it’s much more nuanced than that.

Java Error 1603: What It Is and How to Fix It

Encountering Java Error 1603 during Java installation can be frustrating, especially when you’re eager to get your software up and running. This is a common, tricky issue that signals a failed installation often due to conflicting software, incomplete previous installs, or insufficient system permissions. Understanding the issue’s root causes and how to tackle them can save time and prevent future headaches.

A Guide to Java Streams: In-Depth Tutorial With Examples

The addition of the Stream API was a significant enhancement in Java, introducing a powerful way to handle collections with functional-style operations. In Java 9, several improvements were made to this feature, adding more capabilities and refining its functionality. This tutorial will explore both the original Stream API and the enhancements introduced in Java 9, focusing on practical examples to illustrate their usage.

How to Catch Multiple Exceptions in Java

Your Java code was humming along smoothly until... BAM! An exception. No problem, you caught it. But wait, there's another. And another. Suddenly, you're juggling exceptions like you’re in the circus. Don't worry, Java's got your back. Java offers three ways to catch multiple exceptions: using multiple catch blocks for different exception types, the multi-catch feature to handle multiple exceptions in a single block, and a catch-all block for general exception handling.

Uses for Java Programming: 10 Reasons to Learn the Language

As one of the most popular programming languages, Java has stood the test of time. The versatile and powerful language has a vast ecosystem and offers numerous advantages and opportunities, whether you’re a beginner or an experienced developer. This post covers Java benefits, various use cases, and why monitoring your Java applications is crucial to application success.