Command Line

Search Command Line

Advanced Mac OS X Diagnostics & Troubleshooting with sysdiagnose

Jul 29, 2014 - Leave a Comment
sysdiagnose advanced Mac diagnostics in OS X

Mac users who are dealing with particularly complex or troublesome issues with OS X can turn to an advanced diagnostics tool available from the command line in Mac OS X. The tool, called sysdiagnose, offers detailed technical analysis and reports of a huge variety of components of OS X and the Mac hardware, making it … Read More

Maintain & Recall Command Line Clipboard History with iTerm 2

Jul 15, 2014 - 2 Comments
Command Line Clipboard History in iTerm2

Mac users who spend a lot of time at the command line have yet another reason to use iTerm 2 as their default terminal client; clipboard history. Added in the most recent version of iTerm, a running history of OS X clipboard activity can be natively stored, recalled, and summoned directly in iTerm2, accessible through … Read More

Get a Rainbow of Colors for Terminal Command Output with lolcat

Jul 3, 2014 - 2 Comments
lolcat rainbow terminal cat output

The Terminal defaults to being a bunch of boring black on white text, and sure you can change the appearance to other themes, add colors, background images, opacity, transparencies, and other UI customizations, but what you really want is obviously a rainbow version of the cat command for input and output, right? Right, of course … Read More

Quick Launch Command Manual Pages from the Terminal Help Menu

Jun 24, 2014 - 8 Comments
Open a man page from the Terminal Help menu

The next time you’re stuck trying to figure out a terminal command, or maybe you’re just trying to learn a new one, don’t be afraid to ask for help… from the OS X Terminal apps very own Help menu. Yes seriously, that’s because the Help menu of Terminal app can serve as a man (manual) … Read More

Copy the Current Path from Terminal to the Clipboard in Mac OS X

Jun 18, 2014 - Leave a Comment
Terminal in OS X

While it’s fairly easy to copy a folder path from the Mac GUI and Finder, or even to copy the path into the Terminal with a drag & drop trick, going the other direction and getting the current path from the command line and then having it accessible to the broader OS X clipboard is … Read More

Prevent System Sleep While a Process or Command is Active in Mac OS X

Jun 16, 2014 - 1 Comment
Caffeine prevents sleep while a command is running

Many Mac users use utilities to temporarily prevent their computer from sleeping, often relying on sleep corners, the third party tool called Caffeine, pmset, or more recently, the command line utility that is now bundled with OS X called caffeinate. By default, the Caffeine menubar item and the caffeinate command both will prevent sleep as … Read More

Want to Learn How to Quit VIM? Here Are 10 Ways to Exit VI

Jun 12, 2014 - 11 Comments
VIM

VIM is a very powerful command line text editor that is loved by experts and often hated by novices, mostly because it has a fairly steep learning curve that may seem unintuitive to those who aren’t familiar with it. Even something as simple as quitting out of VIM can seem like a challenge to those … Read More

Use ditto to Copy Files & Directories Intelligently from the Mac Terminal

Jun 11, 2014 - 7 Comments
The ditto command

Most longtime command line users rely on the cp command to copy files and directories, but Mac OS X offers another solution with the ‘ditto’ command. Ditto is slightly more advanced but can be advantageous to ‘cp’ for several reasons, as it not only preserves ownership attributes and permissions but also file resource forks and … Read More

Recursively Create a Nested Directory Structure & All Subfolders with a Single Command

May 27, 2014 - 7 Comments
Create a nested directory structure with mkdir command

Creating a series of nested directories within one another can be done instantly through the command line. This makes it very easy to immediately and recursively create a complex directory structure of folders within subfolders of subfolders, without having to navigate manually into each directory to create a new directory, then navigate again to that … Read More

Create ASCII Art Text Banners at the Command Line

May 23, 2014 - 8 Comments
Mac Terminal icon

Graphics and large stylized text blocks constructed entirely out of the ASCII keyboard characters is called ASCII art. You may have seen it with the goofy ASCII Star Wars thing, but once upon a time it was very popular to stylize messages and images on BBS’s, IRC, MUDs, message boards, and across the early days … Read More

Instantly Eject All Mounted Drives & Disks from the Command Line in Mac OS X

May 22, 2014 - 12 Comments
Eject all mounted volumes from the command line of Mac OS X

The next time you’re at the command line and need to eject every single mounted volume, hard drive, disk, disk image, and/or external drive attached to a Mac, you can instantly eject them all in one fell swoop with a handy osascript command string. This is great if you work frequently in the Terminal and … Read More

How to Check Bluetooth Keyboard Battery Levels from the Command Line on Mac OS X

May 18, 2014 - 7 Comments
Get Bluetooth battery life from the command line of Mac OS X

Ever needed to remotely check the battery level of a Bluetooth keyboard connected to a Mac? Or maybe you’re just a heavy Terminal user and wanted to see the current battery life of a wireless keyboard without having to leave the command line? You can do that easily through the Terminal of either a remote … Read More

Subscribe to OSXDaily

Subscribe to RSS Subscribe to Twitter Feed Follow on Facebook Subscribe to eMail Updates