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Is it possible to use 'else' in a list comprehension? [duplicate]
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Note that this only works in Python 2.5 and later.
– Kevin Horn
Jun 1 '10 at 22:20
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Replace part of a string with another string
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There's a function to find a substring within a string (find), and a function to replace a particular range in a string with another string (replace), so you can combine those to get the effect you want:
bool replace(std::string& str, const std::string& from, const std::string&a...
How can I test that a value is “greater than or equal to” in Jasmine?
...s a decimal (or 0), so the number should be greater than or equal to zero and less than 1.
9 Answers
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What does the question mark and the colon (?: ternary operator) mean in objective-c?
...ithFormat: @"Status: %@", statusString] This saves you from having to use and release local variables in if-else patterns. FTW!
– Bruno Bronosky
May 6 '10 at 15:52
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Map function in MATLAB?
...live without. Is there a better version out there? Is there a somewhat-standard functional programming library for MATLAB out there that I'm missing?
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How can I merge two hashes without overwritten duplicate keys in Ruby?
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If you have two hashes, options and defaults, and you want to merge defaults into options without overwriting existing keys, what you really want to do is the reverse: merge options into defaults:
options = defaults.merge(options)
Or, if you're using Rai...
Find a pair of elements from an array whose sum equals a given number
Given array of n integers and given a number X, find all the unique pairs of elements (a,b), whose summation is equal to X.
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How do I convert a dictionary to a JSON String in C#?
...ld be better off using a reputable JSON library that already knows how to handle things like escape characters and line breaks. Json.NET is a popular option.
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Match two strings in one line with grep
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@AlexanderN indeed I cant make it work with multiline, thats so weird it was accepted..
– Aquarius Power
Oct 24 '13 at 3:23
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Display clearColor UIViewController over UIViewController
...ViewController view, such as that the subview/modal should be transparent and whatever components is added to the subview should be visible. The problem is that I have is the subview shows black background instead to have clearColor. I'm trying to make UIView as a clearColor not black background....