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Timing Request with cURL

We can use cURL to measure request time consumed during the whole process, such as DNS lookup, TCP handshake, SSL handshake time: curl https://www.aldoraweb.com/ \ -s --connect-timeout 5 \ -o /dev/null \ -w "%{time_namelookup} %{time_connect} %{time_appconnect} %{time_pretransfer} %{time_starttransfer} %{time_total}" | awk '{print "DNS

Tricks to Increase Mac Terminal Productivity

Tricks to improve your Mac terminal productivity: * Set up terminal color to highlight the interface. 👉 tutorial * Execute sudo without a password. 👉 tutorial

Execute sudo without a Password

If you use terminal often, then you must face an annoying problem: you need to enter the password everytime when you want superuser access with the command sudo. So there is a way to solve it without sharing the root user access: add the user you log in as to

Mac Terminal Color Setup

Mac Terminal Color Setup

Mac uses Z shell (also known as zsh ) as the terminal. However,one painful thing about this is that it can't highlight important info, which makes it difficult for users to spot critical info at first glance. You can set up color for the terminal with Oh My Zsh(an