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Sign PDF Files with a Digital Signature in Mac OS X Preview

Aug 17, 2011 - 37 Comments
Digital Signature in Mac OS X Lion

The newest versions of Mac OS X brings a revamped Preview app that includes the extremely useful Digital Signature feature built right in. Using your Macs built-in iSight camera to capture your signature, Preview can keep multiple electronic signatures on file which can then be appended to PDF’s.

Extract & Save High Resolution Icons from Mac OS X Apps

Jul 1, 2011 - 4 Comments
Extract High Resolution Application Icons in Mac OS X

Using the same trick to create a new image file based on clipboard contents, you can extract high resolution icons from any Mac OS X application. Preview is smart enough to extract just the icon and not try to copy the app file itself (like Windows would). Select any app in Mac OS X Finder … Read More

Quickly Create a New Image File from Clipboard Contents with Preview

Jun 29, 2011 - 8 Comments
Create new image from clipboard

With Preview you can quickly create a new image file from your clipboard contents. On it’s own that might not be too enthralling, but this feature extends beyond Preview, meaning any image that you have copied from anywhere using Command+C will work as the source image to create a new image file. This includes images … Read More

Open Any man Page in Preview and Save as PDF

Sep 27, 2010 - 6 Comments
man page preview

If you’re tired of looking over a man (manual) page within the Terminal, you can use a nifty command sequence to launch any specified man page into the Preview app of Mac OS X. This is done by piping the standard man output into the open command and Preview. Launching the man Page into Preview … Read More

Immediately Resize, Rotate, and Flip Images via Command Line with sips

Jul 13, 2010 - 6 Comments
sips command line image modification tool

You can resize, rotate, or flip any image file via the Mac’s Terminal using the powerful command line sips tool. Manipulating images with sips is practically instantaneous, and if you need to quickly resize, rotate, or flip an image file and want to stay within the command line, it can definitely beat firing up a … Read More

Transfer Photos from iPhone to Computer

Jul 10, 2010 - 258 Comments
transfer photos from iphone

You can easily transfer Photos from your iPhone to your computer, and the process is very similar whether you are on a Mac or PC. The Mac treats the iPhone like a digital camera, and Windows can treat the iPhone as either a digital camera or a file system, depending on how the photos are … Read More

Get iPhone Photo GPS & Geolocation Data

Jul 6, 2010 - 4 Comments
iphone picture gps data

If you want to know exactly where a photo was taken with an iPhone, the image file can often tell you that, thanks to it’s embedded GPS and geolocation data. This is often referred to as Geotagging, and it’s a little known feature that is used on almost all smartphones by default. Here’s how to … Read More

Shrink Illustrator PDF File Sizes with ShrinkIt

Apr 29, 2010 - Leave a Comment
shrink illustrator pdf size

ShrinkIt is a handy little app that greatly reduces the file size of Illustrator generated PDF’s. Created as an internal tool, the developers over at Panic realized that PDF files saved from Adobe Illustrator were loaded with loads of extra nonsense metadata, even patterns, preview bitmaps, swatches, creating enormous PDF file sizes when they should … Read More

View PSD files without Photoshop in Mac OS X

Mar 7, 2010 - 7 Comments
psd without photoshop mac

You can view .PSD Adobe Photoshop files directly in Mac OS X with no additional software, thanks to Quick Look and Preview. To get a fast preview of a PSD file, simply select the document within the Finder and hit the Spacebar to launch the PSD file rendered in Mac OS X’s very own Quick … Read More

Force Preview to Open an Image File on Mac

Feb 24, 2010 - 1 Comment

Preview is one of my favorite Mac apps, but recently Preview.app was refusing to open some image files for what seemed like no reason. I wasn’t even able to drag the image file onto the Preview icon to open it, which is usually something that works if the Open menu doesn’t. I know the images … Read More

Convert Images in Mac OS X: JPG to GIF, PSD to JPG, GIF to JPG, BMP to JPG, PNG to PDF, and more

Jan 24, 2010 - 33 Comments
convert images mac

You can convert many different image file formats in Mac OS X for free using the included Preview application, there’s no need to download additional tools or do anything overly complex. As of Mac OS X 10.6 and beyond, Preview supports the following file types and will convert between any of them: GIF, ICNS, JPEG, … Read More

Delete pages in a PDF document

Jan 20, 2010 - 2 Comments
delete pages in pdf

You can delete specific pages from a PDF file with the built-in Mac Preview app, just select/highlight the page you want to delete and then hit the delete key. This is really useful for paring down large PDF documents if you only need a few select pages, this is bound to make any student or … Read More

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