Command Line

The command line interface is an alternate method of interacting with macOS and Mac OS X, relying on text based command entry to execute commands and perform tasks. It is accessed on the Mac by using the Terminal application. Generally, the command line is considered advanced, and thus it’s usage tends to be more complex than many standard procedures on a Mac.

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Access Maps from the Command Line Rendered in ASCII with Mapscii

Jun 23, 2017 - 2 Comments
Ascii maps command line

Have you ever wished you could access a mapping application from the command line? Now you can with Mapscii, which is sort of like Google Maps or Apple Maps but for the Terminal, with all of the mapping data rendered in ASCII text and characters.

How to Exit the MAN Command and Quit Man Pages Properly

Jun 2, 2017 - 7 Comments
How to exit MAN command

The “man” command is short for manual, and with it you can summon detailed manual page and information on nearly any other command or command line utility that is available, including using an extensive man document search to find related manual pages. While man pages are frequently used and referenced, many users don’t know how … Read More

How to Access Terminal via Recovery Mode for Mac

May 18, 2017 - Leave a Comment
Terminal in macOS

Some more advanced Mac troubleshooting and diagnostics techniques require a user to access the Terminal from Mac OS Recovery Mode. We’ll show you how to quickly access the command line while a Mac is booted into Recovery Mode.

How to Change File Extensions of Files via Command Line in Mac OS

May 12, 2017 - 3 Comments
Moving cursor by word at command line of Mac Terminal

Command line users may find it helpful to change and rename the file extension of a group of files in a directory. For example, let’s say you have a batch of files with the file extension “.txt” but you want all of those the file extensions to be “.py” instead. That’s what we’re going to … Read More

How to Check XProtect Version in Mac OS

May 1, 2017 - 15 Comments
Check XProtect Version on Mac

GateKeeper, MRT (Malware Removal Tool), and XProtect are all built-in features of Mac OS designed to prevent malware threats and other nefarious software from being installed or used on a Mac. These security features exist in the background and are updated with regular system software updates to Mac OS, but Apple will also push quiet … Read More

How to SSH on Mac with the Native SSH Client

Apr 28, 2017 - 13 Comments
Using SSH on a Mac

Did you know the Mac has a native SSH client built directly into the command line? This ssh client allows for secured connections and remote logins into other machines. Unlike Windows, you won’t need a third party app to utilize SSH for connections into remote computers and devices, because ssh is built directly into Mac … Read More

How to Get the Size of a Directory from Command Line

Mar 9, 2017 - 5 Comments
Get the size of a directory by command line

Want to see the size of a directory from the command line? You may have noticed that using the traditional ls command to list the contents of a a directory won’t necessarily show the total size of a directory. Instead, to see what the disk usage is for a specific directory you’ll want to use … Read More

How to Clear & Reset DNS Cache in MacOS Sierra

Mar 8, 2017 - 7 Comments
How to clear DNS cache in macOS Sierra

Mac OS users who have modified their DNS settings may need to clear their DNS cache before the changes take effect. Additionally, sometimes name servers and domains may not resolve as intended if you have stale DNS cache on the Mac, another situation where resetting DNS cache can often be the solution. We’ll show you … Read More

How to Disable Webcam / FaceTime Camera on Mac Completely

Mar 1, 2017 - 28 Comments
How to disable Mac camera completely

Some of the more privacy conscious Mac users out there might put tape over their webcam or use apps like Oversight to detect camera activity. While either of those approaches can be satisfactory for many users (or considered totally paranoid and overboard to others), many advanced Mac users in the security community go a step … Read More

How to View FileVault Progress When Encrypting a Mac Disk

Feb 8, 2017 - Leave a Comment
Check Filevault encryption progress

Using Filevault on a Mac encrypts the entire hard drive and helps protect personal data from theft or unauthorized snooping. It’s a great security feature that many users enable when they’re first setting up their Mac, but some users may enable it or disable it later as well. There’s certainly nothing wrong with that, but … Read More

How to List Every Terminal Command on Mac OS

Feb 6, 2017 - 19 Comments
Showing all terminal commands on Mac

Have you ever wanted to know what every single possible terminal command was on a Mac? You can list every terminal command available by turning to the command line. What you’ll see is a significant list of terminal commands with over 1400 possible commands to investigate and use, many of which are either helpful or … Read More

How to Sort ls Command by Date

Feb 2, 2017 - 2 Comments
ls sort command output by date and time

The ‘ls’ command lists all files and folders in a directory at the command line, but by default ls returns a list in alphabetical order. With a simple command flag, you can have ls sort by date instead, showing the most recently modified items at the top of the ls command results. This trick applies … Read More

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