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DBA 经验:MySQL性能最重要的参数只有2个! - 编程一生
MySQL性能优化关键在于innodb_buffer_pool_size和innodb_log_file_size两个参数。前者是InnoDB缓冲池大小,...
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第752期:字典性能、Hypothesis、惰性导入等(2026-09-15)
字典和集合并非始终O(1),容器较大时可能出现二次时间复杂度;Python 3.15惰性导入可加快启动;Django的Q()对象可动态构建过滤条件;可用1...
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Java 27 Delivers Post-Quantum Cryptography, Future Language Innovation, Helidon 27, JavaFX 27
Oracle has released version 27 of the Java programming language and virtual m...
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讯飞星火全国产语音基座大模型Spark-Audio-1.0-Preview上线了!
今天,讯飞星火全国产语音基座大模型Spark-Audio-1.0-Preview上线了! 此次首发的Spark-Audio-1.0-Preview采用 0...
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做在线教育直播课堂,实时音视频方案怎么选?
在线教育直播”方案怎么选”这个问题之所以难答,是因为大多数人对它的理解停在”挑一个音视频 SDK”。但一节课真正在跑的东西有三套:音...
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Security advisory: CVE-2026-76151 out-of-bounds read (buffer over-read) vulnerability in HTTP Cache-Control response header parsing impacts Qt Framework (QtNetwork module)
An out-of-bounds read (buffer over-read) vulnerability in the HTTP Cache-Cont...