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Applications to easily change ACL and permissions on Mac files
As a general Mac user, hopefully you’ll never need to get into manually fixing permissions and ACL settings on files buried in your Mac OS. But if you do, what are the options? There are plenty of...
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Remove duplicate entries in Open With menu
For years now I’ve been having trouble with duplicate entries appearing in the Finder “Open with…” menu. Sometimes it can end up with 4 or more entries for the same application. I just cleaned mine up,...
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Five Useful Change Directory Commands in OS X Terminal
Working in Terminal command line you’ll often need to change directory. For this we use the cd command. The cd command has various options that alter what it does. I’ll list the five most useful cd...
View ArticleUsing TextEditor from the Command Line
A lot of people find the ASCII based command-line text editors (like Vim) a pain to work with. Here’s a few suggestions on how to easily invoke TextEditor (or any other GUI based editor you prefer)...
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Easily modify file permissions and ACL on OS X
Chmod is the OS X (Unix) Terminal command for manipulating file permissions and whether a file can be executed or not. You can learn more about Chmod, file permissions, and ACL here (for something...
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Start and Stop OS X web server
OS X has a built in web server. For some users, especially web developers, it may come in rather handy. You can use it for locally hosting web sites (typically for development purposes), for running a...
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Hiding usernames from your OS X login screen
After upgrading from OS X 10.8.x to 10.10.2 recently, I noticed the login screen had reverted to displaying the usernames. Looking in the Users & Groups Preferences I see there’s only an option to...
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Self-signed SSL certificates, CA flagged true, for Android and OS X
If you wish to run local web services, such as CalDAV, CardDAV, WebDAV, websites, etc., you may want to connect over SSL. Here are instructions on how to generate self-signed SSL certificates, on Mac...
View ArticleInstalling and working with Homebrew
What is Homebrew (for Mac OS, not the homebrew you drink) Homebrew is the Mac equivalent of an application package manager. Package managers are fundamental to Linux systems (which OS X / macOS is...
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Send an alert to Notification Center from the command line
The Notification Center was introduced in OS X 10.8 (Mountain Lion). Off the shelf OS X and macOS don’t have the means to send alerts from the Terminal to Notification Center (at least, not that I know...
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