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How to read json file into java with simple JSON library
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ASP.NET 4.5 has not been registered on the Web server
In my Win 7 development machine, and in order to use SQL Express instance instead of the localDB installed by default. I unchecked "Use IIS Express" in my MVC 4 project properties page (Web tab), then I got the following error:
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How to get last key in an array?
How can I get the last key of an array?
18 Answers
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Use CSS3 transitions with gradient backgrounds
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If you want a fade-in effect with a background gradient, you have to set an opacity on a container element and 'transition` the opacity.
(There have been some browser releases that supported transitions on gradients (e.g IE10. I tested gradient transitions in 2016 in IE and they seemed to wo...
Get index of array element faster than O(n)
...nt to get index of the value in array. Is there any other way, rather then call Array#index to get it? The problem comes from the need of keeping really huge array and calling Array#index enormous amount of times.
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The apk must be signed with the same certificates as the previous version
I had uploaded my app to Google Play (back when it was called Android Market) some time ago.
11 Answers
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What's the most efficient way to test two integer ranges for overlap?
Given two inclusive integer ranges [x1:x2] and [y1:y2], where x1 ≤ x2 and y1 ≤ y2, what is the most efficient way to test whether there is any overlap of the two ranges?
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pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
When I run a very simple code with pydot
14 Answers
14
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PHP and Enumerations
I know that PHP doesn't have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
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