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How to detect which one of the defined font was used in a web page?

... I've seen it done in a kind of iffy, but pretty reliable way. Basically, an element is set to use a specific font and a string is set to that element. If the font set for the element does not exist, it takes the font of the parent ele...
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Get type of a generic parameter in Java with reflection

Is it possible to get the type of a generic parameter? 18 Answers 18 ...
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Can you add new statements to Python's syntax?

Can you add new statements (like print , raise , with ) to Python's syntax? 13 Answers ...
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Difference between setTimeout with and without quotes and parentheses

... note that I set "variable in a function" separately from "function name". It's not apparent that variables and function names occupy the same namespace and can clobber each other. Passing arguments To call a function and pass parameters, you can call the function inside the callback assigned to ...
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What is the motivation for bringing Symbols to ES6?

As you may know they are planning to include new Symbol primitive type in ECMAScript 6 (not to mention some other crazy stuff). I always thought that the :symbol notion in Ruby is needless; we could easily use plain strings instead, like we do in JavaScript. And now they decide to complicate thi...
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Mercurial: how to amend the last commit?

I'm looking for a counter-part of git commit --amend in Mercurial, i.e. a way to modify the commit which my working copy is linked to. I'm only interested in the last commit, not an arbitrary earlier commit. ...
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Wait 5 seconds before executing next line

This function below doesn’t work like I want it to; being a JS novice I can’t figure out why. 14 Answers ...
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What is the purpose of XORing a register with itself? [duplicate]

...x will always set eax to zero, right? So, why does MSVC++ sometimes put it in my executable's code? Is it more efficient that mov eax, 0 ? ...
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Regular Expressions: Is there an AND operator?

...follow | edited Jan 22 '09 at 20:57 answered Jan 22 '09 at 16:58 ...
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Two versions of python on linux. how to make 2.7 the default

...present, and selected by #! /usr/bin/env python. You can usually get away with running Python 2.6 scripts in 2.7, but do you want to risk it? On top of that, monkeying with /usr/bin can break your package manager's ability to manage packages. And changing the order of directories in your PATH will ...