小韦's blog - 小韦's blog

mwget - 多线程下载工具

后记 , 可能是因为年代久远 , 2013的产品 , 而作者又没有更新, 软件更新了更种包, 结果还是没有办法使用 , 看哪天心血来潮再来研究下😅

2020年12月1日 0条评论 18次阅读 0人点赞阅读全文

axel - 多线程下载工具

后记 , 好不好用见仁见智 , 如果没有报错还行 , 但如果报错了就卡在哪里🤣

2020年12月1日 0条评论 16次阅读 0人点赞阅读全文

CentOS系统下图片压缩方案

Google webp WebP是一种现代图像格式，可为Web上的图像提供出色的无损和有损压缩。使用WebP，网站管理员和Web开发人员可以创建更小，更丰富的图像，使网络更快。安装 OptiPNG OptiPNG是一种…

2020年12月1日 0条评论 7次阅读 0人点赞阅读全文

NGINX并发量优化

修改nginx进行配置客户端最大连接数优化，这个值默认为1024，这也是ab -c 2000 -n 2000 http://192.168.0.201/报错的原因。修改为65535，一个不可能达到的值。　修改系统限制…

2020年11月30日 0条评论 48次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合常用篇

增删改查如果存在则更新，不存在则插入新数据批量更新一个表库

2020年11月23日 0条评论 20次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合 binlog篇

binlog

2020年11月23日 0条评论 15次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合分区篇

创建分区

2020年11月23日 0条评论 15次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合内置函数

内置函数服务器字符集优化-慢查询密码丢失

2020年11月23日 0条评论 16次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合连接篇

连接与查询登录创建一个储存过程, 入参

2020年11月23日 0条评论 17次阅读 0人点赞阅读全文

<img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img data-src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" class="lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img src="https://x1.weiguo.blog:2096/wp-content/uploads/2019/09/下载-1.png" />

mysql

mysql操作集合 json篇

查询json 搜索和修改JSON值

2020年11月23日 0条评论 12次阅读 0人点赞阅读全文

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