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What is the easiest way to disable/enable buttons and links (jQuery + Bootstrap)

Sometimes I use anchors styled as buttons and sometimes I just use buttons. I want to disable specific clicky-things so that: ...
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How to randomize (shuffle) a JavaScript array?

...github.com/coolaj86/knuth-shuffle You can see a great visualization here (and the original post linked to this) function shuffle(array) { var currentIndex = array.length, temporaryValue, randomIndex; // While there remain elements to shuffle... while (0 !== currentIndex) { //...
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How do I check that a number is float or integer?

...0; } Update 2019 5 years after this answer was written, a solution was standardized in ECMA Script 2015. That solution is covered in this answer. share | improve this answer | ...
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How to implement a ViewPager with different Fragments / Layouts

... As this is a very frequently asked question, I wanted to take the time and effort to explain the ViewPager with multiple Fragments and Layouts in detail. Here you go. ViewPager with multiple Fragments and Layout files - How To The following is a complete example of how to implement a ViewPa...
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How to debug stream().map(…) with lambda expressions?

In our project we are migrating to java 8 and we are testing the new features of it. 6 Answers ...
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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?

... method of a factory class. Let us say I have some "business object" class and I want to make sure any instance of this class will have a valid internal state. In order to achieve this I will need to perform some check before creating an object, probably in its constructor. This is all okay until I ...
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LINQ .Any VS .Exists - What's the difference?

...any element of a sequence satisfies a condition. This is new in .NET 3.5 and uses Func(TSource, bool) as argument, so this was intended to be used with lambda expressions and LINQ. In behaviour, these are identical. share...
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Archives not showing up in Organizer for Xcode 4

...t use archive. It will show up then. In the scheme editor, edit the scheme and go to the Archive tab, make sure the check box for show in Organizer is checked. In the archive tab in the scheme editor check the build configuration used for archiving. Make sure it has the right entitlements file &...
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/etc/apt/sources.list" E212: Can't open file for writing

...as sudo vim FILE. Or if you don't want to leave your existing vim session (and now have proper sudo rights), you can issue: :w !sudo tee % > /dev/null Which will save the file. HTH share | im...
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unsigned int vs. size_t

I notice that modern C and C++ code seems to use size_t instead of int / unsigned int pretty much everywhere - from parameters for C string functions to the STL. I am curious as to the reason for this and the benefits it brings. ...