Node.js 26 has been released, featuring the Temporal API enabled by default, an updated V8 engine to version 14.6, and the Undici HTTP client upgraded to 8.0. The release also removes deprecated...

PostgreSQL's isolation levels hold surprises: read uncommitted silently becomes read committed, repeatable read forbids phantom reads the standard permits, and…

PostgreSQL's `DEFERRABLE` transaction mode only works with `SERIALIZABLE READ ONLY` transactions, where it waits for a safe snapshot to eliminate…

PostgreSQL 19 switches TOAST compression from pglz to lz4 by default—faster, more efficient, and finally the right call.

PostgreSQL forbids indexing with the default text search configuration because it's mutable—change the setting, and your index silently disagrees with reality.

Default_tablespace quietly routes tables and indexes to alternate storage — but three quirks can surprise you, and tablespaces themselves are mostly…

PostgreSQL's table access method interface lets you plug in alternative storage engines.

Raise `default_statistics_target` from 100 to 500 and ANALYZE slows down forever — but sometimes that's the right call.

There was a flurry of activity in the OpenJDK ecosystem during the week of May 18th, 2026, highlighting three JEPs elevated from Proposed to Target to Targeted and three JEPs elevated from...

The unique architecture of the web enables a much higher degree of user privacy than exists on other platforms. Many factors contribute to this, but an essential one is that you don’t need to log...

本文介绍如何在Docker中设置Nextcloud，通过自定义脚本自动启用或禁用应用程序。脚本可放在特定文件夹中，以便在安装或启动过程中执行，从而优化Nextcloud的功能和性能。

本文介绍了如何配置组acltest，使成员能够创建和修改文件，但禁止删除或重命名。通过设置umask为022和相关命令来管理权限，并利用inotify监控文件系统变化，自动设置粘滞位。

文章讨论了在接口 Series 中添加默认方法 getNextArray(int n) 的好处。这个方法通过现有的 getNext() 实现，不会破坏旧代码。默认方法允许接口演变并提供可选功能，类可以选择覆盖但不强制，代码更简洁。