GitHub

ThrowableStackTraceRenderer HashMap key collision causes ArrayIndexOutOfBoundsException with custom exception equals() methods

The ThrowableStackTraceRenderer class in Log4j 2.25.1 throws ArrayIndexOutOfBoundsException when rendering exception chains containing multiple exceptions with custom equals() methods that compare by ...
TheServerSide

How a Java HashMap internal implementation works

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...
InfoQ

JavaOne 2025: Function and Memory Access in Pure Java

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...
GitHub

[1.16.5] java.util.ConcurrentModificationException: null

at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:607) ~[?:?] ...
BioProcess International

Points to Consider in Quality Control Method Validation and Transfer

The concept of an analytical lifecycle has been well received in the biopharmaceutical industry. In 2016, the US Pharmacopeia (USP) advocated for lifecycle management of analytical procedures (1) and ...
TheServerSide

Use Java method modifiers to avoid public method antipattern

While it seems so basic that it wouldn't require a mention, there's a basic and often violated software design principle pertaining to Java method modifiers that is in need of explanation. A public ...