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JacobWay/Linux pratical knowledge base.md

Last active May 28, 2017 03:52
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The notes about linux command
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Linux pratical knowledge base.md

Linux commands

curl

Curl is a tool to transfer data from or to a server.
curl -X POST "name=you&code=0" http://localhost:9999

man

man section <name>
Sections are well defined:

  • 1 is for shell commands
  • 2 is for system calls
  • 3 is for programming interface
  • 5 is file formats and other rules

Using a HTTP|HTTPS proxy on terminal environment

On a *nix OS

  • export HTTP_PROXY=http://proxy.server.com:portnumber
  • export HTTPS_PROXY=https://proxy.server.com:portnumber

Find and replace

  • grep -nrl -e 'g' . | xargs sed -i '' -e 's/gg/hh/g'
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