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Mac: how to clear cache

Clear DNS Cache

The DNS (Domain Name Service) cache on your Mac helps browsers locate and connect to web addresses quickly. If your browser Safari or Chrome still fails to load websites, this can be the result of an obsolete DNS cache may be causing the issue. In this instance you want to focus clearing the cache.  Using Terminal or iTerm2 enter the following command:

sudo killall -HUP mDNSResponder

 

Changing git push from passphrase

Changing git push from passphrase?  There are several ways to tackle this step.  I'm going to focus one of these steps.

From your web directory root, look for your .git directory.  Then open the .git...

cd .git

Next using your shell prompt (iTerm2), view the contents of the config file

vim config

Presently the config file looks like the following

Install iTerm2 and integrate zsh

 

Z shell (Zsh) is a Unix shell built on top of bash (the default shell for macOS) with a large number of improvements.

In this article, I'll run through how to configure iTerm2 with ZSH and its dependencies.

 

Step 1: Install Homebrew

Homebrew is a free and open-source software package management system that simplifies the installation of software on Apple’s macOS.

Are rsync commands are faster than cp?

Recently I have been investigating one of my Linux server's speed using the copy [cp] command.  This came about due to 'upgrading' the server from Centos 6 to 7.  Once I had migrated a domain, I ran the following command

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