Tip: add recently used apps, docs to OSX Dock
You can add a Recent Items stack to the Mac Dock with a Terminal command, giving you quick access to recently used apps, documents, servers, and more.
Save VoiceMail to computer
If you have an important iPhone voicemail you want to keep, you can export it to your Mac using iExplorer and then convert it to M4A, MP3, or WAV for long-term storage.
OSX Java update
If Java says it needs an update on OS X, do not click a random pop-up link. Open System Preferences and update Java from the Java control panel instead.
Installing Ghost on Ubuntu with Node.js
A practical walkthrough of installing the early Ghost blogging platform on Ubuntu Server with Node.js, Git, npm, and Forever, including the configuration step that commonly trips people up.
Tip: Create a database with Bento
A practical look at using Bento to track Wicked Edge knife sharpening settings, blade details, photos, receipts, grit progression, and repeatable angle notes across Mac, iPad, and iPhone.
Tip Verify if an email address is real HD
You can verify many email addresses from Terminal by checking the domain's MX records, connecting to the mail server with telnet, and using a basic SMTP handshake.
Clean Up Duplicate Entries in Mountain Lion's Open With Menu
If OS X Mountain Lion shows duplicate apps in the Open With menu, you can clean it up with a reusable Automator application and then relaunch Finder.
QuickTip: Enable tabbing in OSX dialogs
If your Mac will not let you tab through Save, Quit, or confirmation dialog buttons, change Full Keyboard Access in System Preferences to include all controls.
TIPS: SHARING PHOTO'S WITH APPLE'S PHOTOSTREAM
A practical look at how Apple Photo Stream shared galleries let you share photos privately, publish a public link, add comments, and control who could see a gallery.
Burn iso HD
A quick practical guide to burning an ISO disk image on a Mac with OS X Disk Utility, using the built-in Burn option and an inserted CD or DVD.
Control internet usage
If your kids have a hard time getting offline on school nights, AirPort Utility can schedule when specific devices are allowed to use Wi-Fi.
Take a brake from Yosemite beta | Disable notifications
If OS X Yosemite keeps prompting you to install developer beta updates, you can turn off pre-release update notifications from System Preferences in the App Store settings.