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Sort a list by multiple attributes?
... can be a function that returns a tuple:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or you can achieve the same using itemgetter (which is faster and avoids a Python function call):
import operator
s = sorted(s, key = operator.itemgetter(1, 2))
And notice that here you can use sort instead of...
Return type of '?:' (ternary conditional operator)
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175
Expressions don't have return types, they have a type and - as it's known in the latest C++ st...
PHP foreach loop key value
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answered Dec 2 '09 at 18:03
PekkaPekka
408k128128 gold badges907907 silver badges10481048 bronze badges
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What's the difference between “Architectures” and “Valid Architectures” in Xcode Build Settings?
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113
Architectures are the ones you want to build, valid architectures are the ones you could conce...
jQuery slideUp().remove() doesn't seem to show the slideUp animation before remove occurs
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198
Might be able to fix it by putting the call to remove in a callback arg to slideUp?
e.g
s...
How to download a single commit-diff from GitHub?
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215
OK, found the answer myself.
Adding .patch (or .diff) to the commit-URL will give a nice patch...
javascript window.location in new tab
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answered Sep 26 '11 at 11:05
Ian OxleyIan Oxley
10.2k44 gold badges3838 silver badges4848 bronze badges
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Return only string message from Spring MVC 3 Controller
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192
Annotate your method in controller with @ResponseBody:
@RequestMapping(value="/controller", m...
TypeScript with KnockoutJS
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108
Look at DefinitelyTyped.
"TypeScript type definitions repository for popular JavaScript libr...
What does the tilde before a function name mean in C#?
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216
~ is the destructor
Destructors are invoked automatically, and cannot be invoked explicitly.
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