77 draft (#7)

README.md

@@ -32,7 +32,7 @@ RSS使用仓库的release RSS [链接](https://github.com/wanghenshui/cppweeklyn
 | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- | --------------------- |
 | [五十一](./posts/051.md) | [五十二](./posts/052.md) | [五十三](./posts/053.md) | [五十四](./posts/054.md) | [五十五](./posts/055.md) | [五十六](./posts/056.md) | [五十七](./posts/057.md) | [五十八](./posts/058.md) | [五十九](./posts/059.md) | [六十期](./posts/060.md) |
 | [六十一](./posts/061.md) | [六十二](./posts/062.md) | [六十三](./posts/063.md) | [六十四](./posts/064.md) | [六十五](./posts/065.md) | [六十六](./posts/066.md) | [六十七](./posts/067.md) | [六十八](./posts/068.md) | [六十九](./posts/069.md) | [七十期](./posts/070.md) |
-| [七十一](./posts/071.md) |[七十二](./posts/072.md)|[七十三](./posts/073.md)|[七十四](./posts/074.md)|[七十五](./posts/075.md)|[七十六](./posts/076.md)|||||
+| [七十一](./posts/071.md) |[七十二](./posts/072.md)|[七十三](./posts/073.md)|[七十四](./posts/074.md)|[七十五](./posts/075.md)|[七十六](./posts/076.md)|[七十六](./posts/076.md)|[七十七](./posts/077.md)|||
 
 
 ---

posts/077.md

@@ -5,63 +5,137 @@ title:  第77期
 
 # C++ 中文周刊 第77期
 
-`TODO add README then remove this line`
 
 
-从[reddit](https://www.reddit.com/r/cpp/)/[hackernews](https://news.ycombinator.com/)/[lobsters](https://lobste.rs/)/[meetingcpp](https://www.meetingcpp.com/blog/blogroll/)摘抄一些c++动态
+从[reddit](https://www.reddit.com/r/cpp/)/[hackernews](https://news.ycombinator.com/)/[lobsters](https://lobste.rs/)/[meetingcpp](https://www.meetingcpp.com/blog/blogroll/items/Meeting-Cpp-Blogroll-343.html)摘抄一些c++动态
 
-`TODO fix meetingcpp blogroll link`
 
 [周刊项目地址](https://github.com/wanghenshui/cppweeklynews)｜[在线地址](https://wanghenshui.github.io/cppweeklynews/) ｜[知乎专栏](https://www.zhihu.com/column/jieyaren) |[腾讯云+社区](https://cloud.tencent.com/developer/column/92884)
 
 弄了个qq频道，[手机qq点击进入](https://qun.qq.com/qqweb/qunpro/share?_wv=3&_wwv=128&inviteCode=xzjHQ&from=246610&biz=ka)
 
 欢迎投稿，推荐或自荐文章/软件/资源等
 
-`TODO update draft name`
 
 可以贴在下一期草稿里 [链接](https://github.com/wanghenshui/cppweeklynews/blob/dev/posts/078.md)
 
 
-`TODO update date here`
+2022 08 26
+
+准备做视频，目前有代码走读/benchmark俩主题，大家还有啥意见可以供稿一下。下一期视频准备先来个userver代码走读。我先准备准备材料
 
 ---
 
 ## 资讯
 
 标准委员会动态/ide/编译器信息放在这里
 
-[编译器信息最新动态推荐关注hellogcc公众号 本周更新 2022-01-05 第131期](https://github.com/hellogcc/osdt-weekly/blob/master/weekly-2022/2022-01-05.md)
+标准委员会八月邮件 https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/#mailing2022-08
+
+[编译器信息最新动态推荐关注hellogcc公众号 本周更新 2022-08-24 第164期](https://github.com/hellogcc/osdt-weekly/blob/master/weekly-2022/2022-08-24.md)
 
-`TODO fix link then remove this line`
 
 ## 文章
 
-- [c++ tip of week ](https://github.com/QuantlabFinancial/cpp_tip_of_the_week/)
+- [Did you know about memoized for less types (more compile-time friendly) conditional_t?](https://github.com/QuantlabFinancial/cpp_tip_of_the_week/blob/master/292.md)
 
-`TODO fix link then remove this line`
 
+```cpp
+namespace detail {
+template <bool> struct conditional;
+template <> struct conditional<false> {
+  template <class, class T> using fn = T;
+};
+template <> struct conditional<true> {
+  template <class T, class> using fn = T;
+};
+} // namespace detail
 
+template <bool B, typename T, typename F>
+using conditional_t = typename detail::conditional<B>::template fn<T, F>;
+```
+说实话，没看懂
 
+- [libcopp对C++20协程的接入和接口设计](https://owent.net/2022/2206.html)
 
+关于协程的封装探索，挺有意思的
 
+- [glibc and DT_GNU_HASH ](https://maskray.me/blog/2022-08-21-glibc-and-dt-gnu-hash)
 
+看不懂
 
+- [GCC internals — From a porting perspective](https://ekaitz.elenq.tech/bootstrapGcc1.html)
 
+GCC整体介绍
 
+- [C++没有trim为什么不自己造一个呢？](https://zhuanlan.zhihu.com/p/553071153)
 
+看个乐
 
-## 视频
+- [fmt的痛与对format设计的思考](https://zhuanlan.zhihu.com/p/556307241)
+
+fmt对输出有严格限制
+
+- [Writing An Open-Source C++ Static Analysis Tool ](https://www.cppstories.com/2022/rsc-static-analysis/)
+
+介绍他自己写的静态检查器 https://github.com/GregUtas/robust-services-core
+
+- [A General Overview of What Happens Before main()](https://embeddedartistry.com/blog/2019/04/08/a-general-overview-of-what-happens-before-main/)
+
+main函数执行前都干了啥，填充入参之类的
+
+
+- [Catching sanitizer errors programmatically](https://lemire.me/blog/2022/08/20/catching-sanitizer-errors-programmatically/)
+
+```cpp
+#include <iostream>
+#include <string>
+#include <stdlib.h>
 
-- [C++ Weekly ](https://www.youtube.com/channel/UCxHAlbZQNFU2LgEtiqd2Maw)
+std::string message;
 
-`TODO fix link then remove this line`
+extern "C" {
+void __asan_on_error() {
+  std::cout << "You caused an error: " << message << std::endl;
+}
+}
 
 
+int main() {
+  int array[8];
+  for(int k = 0;; k++) {
+    message = std::string("access at ") + std::to_string(k);
+    array[k] = 0;
+  }
+  return EXIT_SUCCESS;
+}
 
+```
 
+不过不太实用
 
+- [QEMU 结构体对齐产生的问题](https://zhuanlan.zhihu.com/p/558121669)
 
+memcmp比较出错。qemu这种牛逼软件也会有这种问题啊
+
+- [C++ mdspan学习笔记](https://zhuanlan.zhihu.com/p/553772995)
+
+```cpp
+int arr[10000];    // 一个已有的数组
+mdspan mdarr{arr, i, j, k};  // 把已有的数组 arr 视作 i×j×k 的多维数组
+int value = mdarr[x, y, z];  // 访问多维数组的元素
+mdarr[x, y, z] = 42;         // 向元素赋值
+```
+
+简而言之就是这几行。现在你已经学会了
+## 视频
+
+- [C++ Weekly - Ep 338 - Analyzing and Improving Build Times](https://www.youtube.com/watch?v=Iybb9wnpF00)
+
+
+-ftime-trace 生成编译的时间json结果，可以用chrome://tracing/ 浏览器来加载查看。可以自己试一试
+
+觉得麻烦想快速验证的，这里有个build bench https://build-bench.com/b/zLopSp4Yj5XaijZSuwqiYvA2PNU
 
 
 
@@ -72,10 +146,14 @@ title:  第77期
 
 ## 新项目介绍/版本更新
 
-
+- [cake](https://github.com/thradams/cake) 一个c写的c前端
+- [asyncgi](https://github.com/kamchatka-volcano/asyncgi/) 一个fastcgi库
+- [MultiArena ](https://github.com/tirimatangi/MultiArena) 内存分配器实现，O1，定位类似pmr
 
 ## 工作招聘
 
+突然寒冬卧槽了，任正非你这嘴开过光吧
+
 ---
 
 看到这里或许你有建议或者疑问或者指出错误，请留言评论! 多谢!  你的评论非常重要！也可以帮忙点赞收藏转发！多谢支持！

posts/078.md

@@ -0,0 +1,83 @@
+---
+layout: post
+title:  第78期
+---
+
+# C++ 中文周刊 第78期
+
+`TODO add README then remove this line`
+
+
+从[reddit](https://www.reddit.com/r/cpp/)/[hackernews](https://news.ycombinator.com/)/[lobsters](https://lobste.rs/)/[meetingcpp](https://www.meetingcpp.com/blog/blogroll/)摘抄一些c++动态
+
+`TODO fix meetingcpp blogroll link`
+
+[周刊项目地址](https://github.com/wanghenshui/cppweeklynews)｜[在线地址](https://wanghenshui.github.io/cppweeklynews/) ｜[知乎专栏](https://www.zhihu.com/column/jieyaren) |[腾讯云+社区](https://cloud.tencent.com/developer/column/92884)
+
+弄了个qq频道，[手机qq点击进入](https://qun.qq.com/qqweb/qunpro/share?_wv=3&_wwv=128&inviteCode=xzjHQ&from=246610&biz=ka)
+
+欢迎投稿，推荐或自荐文章/软件/资源等
+
+`TODO update draft name`
+
+可以贴在下一期草稿里 [草稿链接](https://github.com/wanghenshui/cppweeklynews/blob/dev/posts/78.md)
+
+
+`TODO update date here`
+
+---
+
+## 资讯
+
+标准委员会动态/ide/编译器信息放在这里
+
+[编译器信息最新动态推荐关注hellogcc公众号 本周更新 2022-01-05 第131期](https://github.com/hellogcc/osdt-weekly/blob/master/weekly-2022/2022-01-05.md)
+
+`TODO fix link then remove this line`
+
+## 文章
+
+- [c++ tip of week ](https://github.com/QuantlabFinancial/cpp_tip_of_the_week/)
+
+`TODO fix link then remove this line`
+
+
+
+
+
+
+
+
+
+
+
+## 视频
+
+- [C++ Weekly ](https://www.youtube.com/channel/UCxHAlbZQNFU2LgEtiqd2Maw)
+
+`TODO fix link then remove this line`
+
+
+
+
+
+
+
+
+
+## 开源项目需要人手
+
+- [asteria](https://github.com/lhmouse/asteria) 一个脚本语言，可嵌入，长期找人，希望胖友们帮帮忙，也可以加群384042845和作者对线
+- [pika](https://github.com/OpenAtomFoundation/pika) 一个nosql 存储， redis over rocksdb，非常需要人贡献代码胖友们， 感兴趣的欢迎加群294254078前来对线
+
+## 新项目介绍/版本更新
+
+
+
+## 工作招聘
+
+---
+
+看到这里或许你有建议或者疑问或者指出错误，请留言评论! 多谢!  你的评论非常重要！也可以帮忙点赞收藏转发！多谢支持！
+
+[本文永久链接](https://wanghenshui.github.io/cppweeklynews/posts/078.html)