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4kingRAS

4kingRAS

V2EX member #123229, joined on 2015-06-20 17:32:00 +08:00
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Mar 11, 2025
Replied to a topic by codzzb 生活 求助,第一次遇到家人去世
自杀一般都有遗书啊
Feb 27, 2025
Replied to a topic by Martox 健康 男人 30+了,需要吃什么营养品
复制钟南山的生活习惯就行了,钟南山 80 岁都能做引体向上
微信小程序那个问题是为了实现热更新使用了 web 技术,而 webview UI 和 js 都在一个线程,JS 里执行一些耗时逻辑,UI 不就直接卡死了,所以分了双线程 UI 和 逻辑
我刚学编程时深入研究过这个问题,不只是浏览器这么做,任何涉及 UI 的框架都是单线程模型,QT, Android ,Swing ,WPF ,MFC 等等等等。结论其实就很简单,也很笼统,就是多线程就是不好的设计,有时候为了加速不得已才引入的多线程。平时开发都是能不多线程就不多线程。

几个链接自己研究去吧


https://zhuanlan.zhihu.com/p/44639688


https://flylib.com/books/en/2.558.1/why_are_guis_single_threaded_.html


https://learn.microsoft.com/en-us/dotnet/desktop/wpf/advanced/threading-model?view=netframeworkdesktop-4.8
在 linux 层面 iptable 做黑名单,绝对不流出
读写操作是原子的吗?原子的,一个线程写根本没多线程问题
如果不是原子的,先尝试做到原子,做不到就读写时加锁
你的出流量是哪个地方的监控,如果是宿主机的监控,那说明是宿主机里的限制,看 netstat -s 有无信息,dmesg -T 如果有限制会报错。如果是出口网关的监控,那就看链路上有没有限制
Feb 5, 2024
Replied to a topic by Gress Java 求一个 JVM 客户端性能监控上报方案
micrometer + prometheus
字节,去华为包你后悔
t/1011018

跟这个贴简直一模一样,开源的时候还是得多加声明,保护自己
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