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Which commit has this blob?

... scripts take the blob’s SHA1 as the first argument, and after it, optionally, any arguments that git log will understand. E.g. --all to search in all branches instead of just the current one, or -g to search in the reflog, or whatever else you fancy. Here it is as a shell script – short and sw...
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Determine if a String is an Integer in Java [duplicate]

... The most naive way would be to iterate over the String and make sure all the elements are valid digits for the given radix. This is about as efficient as it could possibly get, since you must look at each element at least once. I suppose we could micro-optimize it based on the radix, but for a...
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What do querySelectorAll and getElementsBy* methods return?

...Name (and similar functions like getElementsByTagName and querySelectorAll ) work the same as getElementById or do they return an array of elements? ...
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Zero-pad digits in string

... First of all, your description is misleading. Double is a floating point data type. You presumably want to pad your digits with leading zeros in a string. The following code does that: $s = sprintf('%02d', $digit); For more informa...
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How do I measure request and response times at once using cURL?

...me="curl -w \"@$HOME/.curl-format.txt\" -o NUL -s " Then you can simply call... curltime wordpress.org Thanks to commenter Pete Doyle! Make a Linux/Mac stand-alone script This script does not require a separate .txt file to contain the formatting. Create a new file, curltime, somewhere in ...
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__FILE__ macro shows full path

....com/pipermail/cmake/2013-January/053117.html I'm copying the tip so it's all on this page: set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__FILENAME__='\"$(subst ${CMAKE_SOURCE_DIR}/,,$(abspath $<))\"'") If you're using GNU make, I see no reason you couldn't extend this to your own makefiles. ...
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Behaviour of increment and decrement operators in Python

...e applied on a variable (like ++count ). It compiles, but it does not actually change the value of the variable! 9 Answers...
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Allowed characters in Linux environment variable names

What characters are allowed in Linux environment variable names? My cursory search of man pages and the web did only produce information about how to work with variables, but not which names are allowed. ...
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Simplest/Cleanest way to implement singleton in JavaScript?

... return { // public interface publicMethod1: function () { // all private members are accessible here }, publicMethod2: function () { } }; })(); This has been called the module pattern, it basically allows you to encapsulate private members on an object, by taking advant...
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How to link to apps on the app store

...C is here. A SKStoreProductViewController object presents a store that allows the user to purchase other media from the App Store. For example, your app might display the store to allow the user to purchase another app. From News and Announcement For Apple Developers. Drive Customer...