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Useful Commands
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usefulCmds.md

Useful Commands

Create simple server on the current directory u r in

Python

python -m SimpleHTTPServer 8000

NodeJs

Create Http Server

npm i -g http-server

To run :

http-server

Get Response Time in CURL

curl -o /dev/null -s -w %{time_total}\\n  http://www.google.com

Update node via npm

Use n module from npm in order to upgrade node

sudo npm cache clean -f
sudo npm install -g n
sudo n stable

sudo ln -sf /usr/local/n/versions/node/<VERSION>/bin/node /usr/bin/node

To upgrade to latest version (and not current stable) version, you can use

sudo n latest

To undo:

sudo apt-get install --reinstall nodejs-legacy     # fix /usr/bin/node
sudo n rm 6.0.0     # replace number with version of Node that was installed
sudo npm uninstall -g n

Found in David Walsh blog http://davidwalsh.name/upgrade-nodejs

Get Public IP

wget http://ipinfo.io/ip -qO -
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