29 lines
591 B
Markdown
29 lines
591 B
Markdown
# Usefull Oneliners
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## vim
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* Set tab to 4 spaces:
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```
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set tabstop=8 softtabstop=0 expandtab shiftwidth=4 smarttab
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```
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## Shell
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* Find my public IP:
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```
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dig +short myip.opendns.com @resolver1.opendns.com
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```
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* Check if private and public ssh keys match:
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```
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diff <(cat ~/.ssh/id_rsa.pub | cut -d' ' -f 2) <(ssh-keygen -y -f ~/.ssh/id_rsa | cut -d' ' -f 2)'
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```
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References
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------
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* https://stackoverflow.com/questions/1878974/redefine-tab-as-4-spaces
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* https://serverfault.com/questions/426394/how-to-check-if-a-rsa-public-private-key-pair-matched |