Monthly Archives: August 2014

Mavericks Wi-Fi Scanner

The built-in wi-fi scanner for OS X Mavericks is not especially easy to find. (It is hidden inside /System/Library/CoreServices/Applications/.) Here’s the easy way. Either use Spotlight to search for “Wireless Diagnostics” or hold down the OPTION key while clicking on the menubar wi-fi … Continue reading

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Menubar shortcut for locking keychain or screen

Open the “Keychain Access” app (which is in the Utilities folder of the Applications folder), open Preferences, select “Show keychain status in menu bar”. This puts a lock icon in the menubar, which you can then click and pull down to “Lock … Continue reading

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Making alpha PNGs

Open up the PNG in Preview.app. Use the View menu to select Show Edit Toolbar. Click the magic wand icon in the edit toolbar. Click somewhere on the image then drag with the mouse cursor, until you are sure everything you … Continue reading

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