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what exactly is device pixel ratio?
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Short answer
The device pixel ratio is the ratio between physical pixels and logical pixels. For instance, the iPhone 4 and iPhone 4S report a device pixel ratio of 2, because the physical linear resolution is double the logical linear resolution.
Physical resolution: 960 x 640
Logical resolutio...
Hidden Features of PHP? [closed]
... language - everything else I have to piece together from various websites and man pages.
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edited Feb 23 '10 at 20:28
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Uploading both data and files in one form using Ajax?
I'm using jQuery and Ajax for my forms to submit data and files but I'm not sure how to send both data and files in one form?
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Change Git repository directory location.
...o do to move the repo files to C:\dir1 ? I can obviously physically copy and paste the files, but what do I need to do on the Git side?
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What is Bit Masking?
I am fairly new to C programming, and I encountered bit masking. Can someone explain to me the general concept and function of bit masking? Examples are much appreciated.
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Custom Cell Row Height setting in storyboard is not responding
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Right answer #3, and specifically because this answer applies to Interface Builder/Storyboards. If you select the cell in IB, then the Size Inspector shows Row Height at the top (with a "custom" checkbox), but if you select the whole table vi...
How can I clear an HTML file input with JavaScript?
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you will lost your handlers, like this one: var inputPhoto = document.getElementById('photoInput'); inputPhoto.addEventListener('change', handler_file, false);
– Rui Martins
Jun 22 '17 at 17:13
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CocoaPods and GitHub forks
This is my first time forking a GitHub project, and I'm not too competent with CocoaPods either, so please bear with me.
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Centering controls within a form in .NET (Winforms)? [duplicate]
... bottom left, then the control will keep the same distance from the bottom and left sides of the form when the form if resized.
Turning off the anchor in a direction will keep the control centered in that direction when resizing.
NOTE: Turning off anchoring via the properties window in VS2015 may...
Is there any simple way to find out unused strings in Android project?
I have a huge Android project with many strings declared in strings.xml . I wanted to remove unused strings in strings.xml .
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