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Removing multiple files from a Git repo that have already been deleted from disk

... For Git 1.x $ git add -u This tells git to automatically stage tracked files -- including deleting the previously tracked files. For Git 2.0 To stage your whole working tree: $ git add -u :/ To stage just the current path: $ ...
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How do I vertically center UITextField Text?

I am simply instantiating a UITextField and noticing that the text doesn't center vertically. Instead, it is flush with the top of my button, which I find kind of odd since I would expect the default to center it vertically. How can I center it vertically, or is there some default setting that I a...
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Listing all permutations of a string/integer

A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list every possible permutation. ...
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How to have stored properties in Swift, the same way I had on Objective-C?

...to Swift, which I have a couple of categories with stored properties, for example: 18 Answers ...
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Count the number occurrences of a character in a string

...ter. For finding instances of a specific substring, I would use a regular expression or the str.count() method. I haven't tested, but there may be a performance difference due to a slight overhead in counting all characters and appending to a dictionary rather than counting occurrences of a single ...
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How do I immediately execute an anonymous function in PHP?

In JavaScript, you can define anonymous functions that are executed immediately: 9 Answers ...
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How can I get a favicon to show up in my django app?

... Sounds like a good idea. Can you point me to a link that explains how to do this? – jononomo Feb 21 '14 at 15:14 3 ...
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Find nearest value in numpy array

... as np def find_nearest(array, value): array = np.asarray(array) idx = (np.abs(array - value)).argmin() return array[idx] array = np.random.random(10) print(array) # [ 0.21069679 0.61290182 0.63425412 0.84635244 0.91599191 0.00213826 # 0.17104965 0.56874386 0.57319379 0.287194...
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Ignoring new fields on JSON objects using Jackson [duplicate]

... to use a different import in the current version it is: import com.fasterxml.jackson.annotation.JsonIgnoreProperties; in older versions it has been: import org.codehaus.jackson.annotate.JsonIgnoreProperties; share ...
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Code Golf: Collatz Conjecture

Inspired by http://xkcd.com/710/ here is a code golf for it. 70 Answers 70 ...