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Center a column using Twitter Bootstrap 3

...ach uses Bootstrap's own offset classes so it requires no change in markup and no extra CSS. The key is to set an offset equal to half of the remaining size of the row. So for example, a column of size 2 would be centered by adding an offset of 5, that's (12-2)/2. In markup this would look like: &...
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How do I make a splash screen?

... Further reading: App Launch time & Themed launch screens (Android Performance Patterns Season 6 Ep. 4) Splash screen in Android: The right way Old answer: HOW TO: Simple splash screen This answers shows you how to display a splash screen for a fixed amount of time when your app ...
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Why does !{}[true] evaluate to true in JavaScript?

{}[true] is [true] and ![true] should be false . 10 Answers 10 ...
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Gdb print to file instead of stdout

I am running gdb and want to examine one of those unfortunate god objects. It takes many pages (and I have a 24" monitor turned sideways!) to see the whole thing. For ease of use, I'd like gdb to print the object to a file instead of the screen so that I can open it in vi and move around with ease...
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Best way to implement request throttling in ASP.NET MVC?

...t;remarks> /// We'll be inserting a Cache record based on this name and client IP, e.g. "Name-192.168.0.1" /// </remarks> public string Name { get; set; } /// <summary> /// The number of seconds clients must wait before executing this decorated route again. //...
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what does the __file__ variable mean/do?

...But there is a reason for these statements that determine path at runtime, and I would really like to understand the os.path module so that I can start using it. ...
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Equivalent of String.format in jQuery

...r ASP.NET AJAX is available for your reference, so you can pick through it and include the parts you want to continue using into a separate JS file. Or, you can port them to jQuery. Here is the format function... String.format = function() { var s = arguments[0]; for (var i = 0; i < argume...
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How do I use the conditional operator (? :) in Ruby?

... It is the ternary operator, and it works like in C (the parenthesis are not required). It's an expression that works like: if_this_is_a_true_value ? then_the_result_is_this : else_it_is_this However, in Ruby, if is also an expression so: if a then b ...
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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4

...nts to parse the given positional argument as the keyword argument kwargs, and since a string is an iterable, an atypical code path begins to unfold. Always use name= on your urls! share | improve t...
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Converting user input string to regular expression

I am designing a regular expression tester in HTML and JavaScript. The user will enter a regex, a string, and choose the function they want to test with (e.g. search, match, replace, etc.) via radio button and the program will display the results when that function is run with the specified argument...