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In an array of objects, fastest way to find the index of an object whose attributes match a search
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This answer is great because it actually answers the question by providing the index :)
– counterbeing
Dec 4 '13 at 16:31
3
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Efficient way to determine number of digits in an integer
...For added efficiency, if you know that your input numbers will be mostly small ones (I'm guessing less than 100,000), then reverse the tests: if (x < 10) return 1; if (x < 100) return 2; etc., so that the function will do less tests and exit faster.
– squelart
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What's a reliable way to make an iOS app crash?
...er performs a particular action that a real user is unlikely to do accidentally.
18 Answers
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Can C++ code be valid in both C++03 and C++11 but do different things?
... // #1
void f(...); // #2
template<int N> void g() {
f(0*N); // Calls #2; used to call #1
}
Rounded results after integer division and modulo
In C++03 the compiler was allowed to either round towards 0 or towards negative infinity. In C++11 it is mandatory to round towards 0
int i = (-1) ...
Parse email content from quoted reply
...il from any quoted reply text that it might include. I've noticed that usually email clients will put an "On such and such date so and so wrote" or prefix the lines with an angle bracket. Unfortunately, not everyone does this. Does anyone have any idea on how to programmatically detect reply text...
How does one unit test routes with Express?
...rocess of learning Node.js and have been playing around with Express . Really like the framework;however, I'm having trouble figuring out how to write a unit/integration test for a route.
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Render basic HTML view?
...te.
Using express 3.0.0 and 3.1.0, the following works:
app.set('views', __dirname + '/views');
app.engine('html', require('ejs').renderFile);
See the comments below for alternative syntax and caveats for express 3.4+:
app.set('view engine', 'ejs');
Then you can do something like:
app.get('/...
Why does the 260 character path length limit exist in Windows?
... answered Dec 10 '09 at 11:45
vallivalli
5,07122 gold badges1717 silver badges88 bronze badges
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How does this milw0rm heap spraying exploit work?
I usually do not have difficulty to read JavaScript code but for this one I can’t figure out the logic. The code is from an exploit that has been published 4 days ago. You can find it at milw0rm .
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How to perform mouseover function in Selenium WebDriver using Java?
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Its not really possible to perform a 'mouse hover' action, instead you need to chain all of the actions that you want to achieve in one go. So move to the element that reveals the others, then during the same chain, move to the now rev...