Learn how Chainlink Functions connected smart contracts to APIs, how its DON-based system worked, and why developers now use ...

一旦理解了这一点，很多 Java 特性都会更容易理解。 Callbacks、event handlers、function factories、private state、异步代码，以及一些经典的循环问题，都不会再那么神秘。 Closure 并不是加在 Java 之上的某种特殊技巧。 它是 lexical scoping + first-class functions的自然结果。

When writing JavaScript, you encounter callback functions almost every day. map, filter, addEventListener, setTimeout, Promise's then... the list goes on and on. There is a point I always keep in mind ...

Google confirmed Thursday that attackers were already exploiting a type confusion flaw in Chrome's V8 JavaScript engine before a patch existed, marking the sixth zero-day of 2026 — and the third to ...

A previously unreported cyber espionage operation dubbed SilkParasite has been observed targeting government bodies in Central Asia. The intrusion set makes use of seven remote access tool (RAT) ...

WordPress XSS2Shell flaw enables admin takeover and remote code execution. Users should update to patched versions. Researchers at Pwn just published a report on a vulnerability chain they’re calling ...

Привет, Хабр! Я — Александр Дудукало, автор одноименного YouTube-канала. В прошлой статье мы разобрали ссылочный тип данных, который хранит не само значение, а ссылку на него в памяти. Сегодня ...

プログラミングを学んでいると「コールバック関数」という言葉をよく目にします。最初は難しく感じるかもしれませんが、イメージさえ掴めば理解しやすい概念です。この記事では、初心者の方に向けて コールバック関数とは何か、どう使うのか を解説 ...

Use-after-free (UAF) vulnerabilities represent one of the most critical and prevalent security threats in modern software systems, particularly affecting applications written in memory-unsafe ...

In server-side JavaScript, you will most likely use the fs library for dealing with the filesystem. This library is a module in Node and other platforms like Bun. So you don’t need to install it using ...