The first two commits are local commits.View git log:$ git log yi@C02D37L9MD6R  ~/code/git/test-...

判断一个可能为空的字段不为某个值:select * from tblwhere tbl_col_1 <> 'CERTAIN_VALUE'如果某行该字段的值为nullselect ...

Programs in linux can be run as daemon by using &. But sometimes after the shell is closed, t...

I have encountered the same problem twice until I met a simple solution to the following problem ...

Code optimization: chain-invokation saver - OptionalChain-invokation presents normally in our cod...

Echarts ExtensionHere are some unofficial extensions to Apache Echarts, implemented by Yi Zhao. ...

Large-scale Geometric Graph VisualizationPoster:PDF Version can be downloaded hereThis system is ...

什么是JSONP？先说说JSONP是怎么产生的：其实网上关于JSONP的讲解有很多，但却千篇一律，而且云里雾里，对于很多刚接触的人来讲理解起来有些困难，着用自己的方式来阐释一下这个问题，看看是否...

Ngrok with linux server and client应用场景：1. 不满足于云服务器硬盘空间，需要配置NAS服务。2. 安全性场景。3. 远程办公，内网主机ssh。准备：公网主机...