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Efficiency of purely functional programming
...isp that runs in O(n log n) time (based on work by Ben-Amram and Galil [1992] about simulating random access memory using only pointers). Pippenger also establishes that there are algorithms for which that is the best you can do; there are problems which are O(n) in the impure system which are Ω(n ...
Android adding simple animations while setvisibility(view.Gone)
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726
You can do two things to add animations, first you can let android animate layout changes for y...
How can I do an asc and desc sort using underscore.js?
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You can use .sortBy, it will always return an ascending list:
_.sortBy([2, 3, 1], function(num) {
return num;
}); // [1, 2, 3]
But you can use the .reverse method to get it descending:
var array = _.sortBy([2, 3, 1], function(num) {
return num;
});
console.log(array); // [1, 2, 3]
con...
How to remove duplicate values from an array in PHP
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24 Answers
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How to set the matplotlib figure default size in ipython notebook?
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123
I believe the following work in version 0.11 and above. To check the version:
$ ipython --vers...
Show current assembly instruction in GDB
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323
You can switch to assembly layout in GDB:
(gdb) layout asm
See here for more information. Th...
How to resize the iPhone/iPad Simulator?
... is really small (like one third the size of the real iPad screen) on my 23" Full-HD screen (and also on the 15" MacBook Pro ).
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Using jQuery to center a DIV on the screen
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28 Answers
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Determine if variable is defined in Python [duplicate]
...t always obvious because (1) the variable could be conditionally set, and (2) the variable could be conditionally deleted. I'm looking for something like defined() in Perl or isset() in PHP or defined? in Ruby.
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