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Blockchain is a distributed ledger that replicates data in a peer-to-peer network of nodes. Transactions are ledger updates digitally signed by the account requiring their execution. The nodes of the ...

Recently, I noticed that IDEA2025.2 has provided support for JSpecify. The IDEA update log describes the following: Being null is still one of the most common sources of bugs in Java. JSpecify offers ...

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In an age of hyperreal algorithmic AI content slop, it’s good to know that there are still producers out there who make cheap, generic garbage the old-fashioned way. Case in point: Gunslingers, a ...

This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...

Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

There are many ways to do anything in Java, and there is no conclusive right way. Often, the right way is simply the way you know best. Imperative loops like the for loop are the most basic way to do ...