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Fast way to get image dimensions (not filesize)

...d the header. The identify command (from ImageMagick) prints lots of image information for a wide variety of images. It seems to restrain itself to reading the header portion (see comments). It also has a unified output which file sadly lacks. exiv2 gives you dimensions for many formats, including J...
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Can you Run Xcode in Linux?

... I think you need MonoTouch (not free!) for that plugin. And no, there is no way to run Xcode on Linux. Sorry for all the bad news. :) share | improve thi...
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How do you round to 1 decimal place in Javascript?

... Why the underscores for the params i.e (_float, _digits)? Feel free to just post a link where I can find the answer for myself. Thanks – Shark Lasers Mar 5 at 17:04 ...
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What's the simplest way to test whether a number is a power of 2 in C++?

...em. Anyone can make a mistake, I guess - if I make any in the future, feel free to edit them out. – Adam Wright Sep 20 '08 at 15:02  |  show 4...
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Rails: create on has_one association

...previous shop. For instance if you run @user.create_shop(params[:shop_one_info]) it will create shop_one, BUT if you run @user.create_shop(params[:shop_two_info]) that it will delete the first shop and create the second one. – ecoding5 May 6 '16 at 17:08 ...
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Centering a background image, using CSS

... You could make a screenshot and upload it to your server or a free pic hosting site like photobucket.com, or make a temporary example at www.jsfiddle.net and post a link for us. From what you've said, the image is 1600x1200 and most screen resolutions don't go that high, try resizing yo...
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How to convert vector to array

... @guneykayim The vector owns that memory, you shouldn't free it – Michael Mrozek May 30 '14 at 14:35 24 ...
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How do I fix "The expression of type List needs unchecked conversion…'?

... Since getEntries returns a raw List, it could hold anything. The warning-free approach is to create a new List<SyndEntry>, then cast each element of the sf.getEntries() result to SyndEntry before adding it to your new list. Collections.checkedList does not do this checking for you—although...
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angularjs directive call function specified in attribute and pass an argument to it

... Just to add some info to the other answers - using & is a good way if you need an isolated scope. The main downside of marko's solution is that it forces you to create an isolated scope on an element, but you can only have one of those ...
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Can I safely delete contents of Xcode Derived data folder?

...ata 9.4G /Users/horace/Library/Developer/Xcode/iOS DeviceSupport Feel free to remove stuff in the folders: rm -rf ~/Library/Developer/Xcode/DerivedData/* and some in: open ~/Library/Developer/Xcode/iOS\ DeviceSupport/ ...