Stable values combine immutable state and flexible timing of initialization, enabling optimizations for user code previously available only to JDK code. Startup times for Java applications would be ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Lily Mara explains how to avoid high-risk ...

"The program suddenly crashed... the cause was a NullPointerException.""Is error handling just about writing try-catch blocks ...

When testing a process that says 'OK if 18 or more and 65 or less,' I entered 20 and it succeeded.But what about 18 and 65? Even if it works with values in the middle, it might be wrong only at the ...

Use Spring MVC MultipartFile, Java Path APIs and the browser fetch API to upload files asynchronously and save them safely on the server. Follow the essential steps to download Java 21, configure ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want. Copying objects ...

Here's my problem: I need to scan through the byte array returned by decrypting a .pdf and replace some hard-coded values in the file before sending it along to a servlet response. In Perl this is an ...