Mac OSX

PATH variables are useful for some namely CLI (command line interface) apps. PATH variables allow certain apps to be accessed globally. So you don’t have to remember the full path to the app to use it. It stops things like this: /sbin/ifconfig - with no PATH variable assigned. ifconfig - with PATH variable assigned. Adding the app path to the ...

Apple has added a new security feature in 10.11 that disabled the ability to edit system files. This feature will protect anything that could potentially be malicious on your system. It is recommended that you know what you are doing before you disable this feature as this could damage your system. Here is a list of directories you cannot change...