2 Ways to Change the Default Application to Open Files With in Mac OS X
Each file type has a default application that is associated with it on the Mac. This means that when you double-click a file from the Finder it will open a specific application, for example on a fresh Mac OS installation, all image files (png, jpg, gif, pdf, etc) will default to opening in Preview, and all text documents (txt, rtf, etc) will open in TextEdit.
Over time, the default applications and file associations can change as you install more applications, which sometimes set themselves as the new default app to open a file format with.
If you want to change these default file format associations and have files open in other applications of your choosing, you’ll find there are two simple ways to do this: the first method defines the default application to launch for a specific single file, and the second method will change the application associated with all files of a given format type.
Read more »
Calendar is one of the most useful features of the iPhone, iPad, and iPod touch, and many of us wind up managing our schedules entirely through the app. But even if you’re just a casual Calendar user, you’ll still get some great use out of these five tips aimed at improving the speed of your interactions with Calendar app. You’ll learn to quickly move appointment and event times, change the calendar associated with a specific event, create new events and appointments faster, quickly check for schedule conflicts, and to navigate around all of your Calendars faster than you thought possible.
If you have multiple Gmail accounts that you juggle between, rather than adding them all to the default iOS Mail app, do yourself a favor and grab Google’s official Gmail app for the iPhone, iPad, or iPod touch. Not only is Gmail for iOS an excellent full-featured mobile email client, it also makes managing multiple accounts extremely simple. This helps to take the strain off your primary Mail app account for iOS by not cluttering it up with too many notifications and alerts, and works well in line with our general recommendation to 
Any photo taken in Instagram will automatically post directly to your Instagram feed, sharing the picture with the world (or at least whoever follows you). But what if you want to take a picture or two with the Instagram app, apply those fancy filters, and not actually share them with anyone? That’s not an option directly within the Instagram app itself, but you can use a neat little trick on the iPhone (or Android if it floats your boat) to indirectly obtain such an ability yourself.
The Mail app bundled with Mac OS X is an excellent email client, but if you have a giant mailbox that has been in use for a long time you may encounter some peculiar problems with sluggishness, message content issues, and searching irregularities. Usually these issues are of distinct types; search errors where some messages don’t come up in results when you know they should, unusually slow behavior when performing mail searches, or just general mail content problems, where an opened message appears blank, incomplete, corrupt, or is otherwise displayed improperly. 
The next time you’re heading to a theater or sitting on the couch and you just aren’t sure which movie to watch, turn to Siri. 
Voice Memos is that ever-useful app that lets you make a quick recording of a voice note, memo, record a conversation, or just generally replace one of those mini-tape recorders that many people use for recording notes while they’re working or driving. 
