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Ruby: extend self
In Ruby, I understand the basic idea of extend . However, what's happening in this segment of code? Specifically, what does extend do? Is it just a convenient way of making the instance methods into class methods? Why would you do it this way rather than specifying class methods from the beginnin...
How do I get jQuery to select elements with a . (period) in their ID?
Given the following classes and controller action method:
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When monkey patching an instance method, can you call the overridden method from the new implementat
Say I am monkey patching a method in a class, how could I call the overridden method from the overriding method? I.e. Something a bit like super
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How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
20 Answers
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C char array initialization
I'm not sure what will be in the char array after initialization in the following ways.
6 Answers
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Find and kill a process in one line using bash and regex
I often need to kill a process during programming.
25 Answers
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Converting a String to DateTime
How do you convert a string such as 2009-05-08 14:40:52,531 into a DateTime ?
17 Answers
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How do I find out if first character of a string is a number?
In Java is there a way to find out if first character of a string is a number?
5 Answers
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How to find the type of an object in Go?
How do I find the type of an object in Go? In Python, I just use typeof to fetch the type of object. Similarly in Go, is there a way to implement the same ?
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Is there a VB.NET equivalent for C#'s '??' operator?
Is there a VB.NET equivalent for C#'s ?? operator?
6 Answers
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