RAR批量压缩

@echo off
::指定WinRAR安装路径和程序
set "rarpath=C:\Program Files\WinRAR\Rar.exe"
for /f "delims=" %%a in ('dir /b ^|find /v "%~nx0"') do "%rarpath%" a "%%~na" "%%a"
pause

批量重命名

 ren *.txt *.sql
 ren *.txt *.

重置网络

netsh winsock reset

win10 LTSC 图片查看

@echo off&cd\&color 0a&cls
 
echo 恢复Win10照片查看器
 
reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".jpg" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f
 
reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".jpeg" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f
 
reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".bmp" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f
 
reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".png" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f
 
echo 请双击或右击图片,选择“照片查看器”即可
 
pause

DNS

github被解释成127.0.0.1.。。。 ``` 140.82.121.3 github.com 140.82.121.4 github.com 140.82.121.5 github.com 140.82.121.6 github.com

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151.101.121.194 github.global.ssl.fastly.net #199.232.69.194 github.global.ssl.fastly.net

192.0.66.2 github.blog

151.101.121.229 cdn.jsdelivr.net 2606:4700::6810:5514 cdn.jsdelivr.net #104.16.85.20 cdn.jsdelivr.net 143.244.38.139 cdn.rawgit.com

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```