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How to tell whether a point is to the right or left side of a line

...o separate them into 2 distinct sets. To do this, I choose two points ( a and b ) and draw an imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set. ...
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Unix command to find lines common in two files

I'm sure I once found a unix command which could print the common lines from two or more files, does anyone know its name? It was much simpler than diff . ...
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JavaScript private methods

... every object instance, it creates a separate function bound to the object and not the class. Also, this does not get garbage collected until the object itself is destroyed. – Arindam Feb 6 '12 at 22:37 ...
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Break promise chain and call a function based on the step in the chain where it is broken (rejected)

...et's say you have something like the following: stepOne() .then(stepTwo, handleErrorOne) .then(stepThree, handleErrorTwo) .then(null, handleErrorThree); To better understand what's happening, let's pretend this is synchronous code with try/catch blocks: try { try { try { ...
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Best way to represent a fraction in Java?

...too long ago, for Project Euler problems. It keeps a BigInteger numerator and denominator, so it'll never overflow. But it'll be a tad slow for a lot of operations that you know will never overflow.. anyway, use it if you want it. I've been dying to show this off somehow. :) Edit: Latest and gre...
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Significance of a .inl file in C++

... .inl files are never mandatory and have no special significance to the compiler. It's just a way of structuring your code that provides a hint to the humans that might read it. I use .inl files in two cases: For definitions of inline functions...
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Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers

... Creating a site wrapper div inside the <body> and applying the overflow-x:hidden to the wrapper instead of the <body> or <html> fixed the issue. It appears that browsers that parse the <meta name="viewport"> tag simply ignore overflow attributes on t...
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Deleting queues in RabbitMQ

... about the data in management database; i.e. users, vhosts, messages etc., and neither about other queues, then you can reset via commandline by running the following commands in order: WARNING: In addition to the queues, this will also remove any users and vhosts, you have configured on your Ra...
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jQuery map vs. each

In jQuery, the map and each functions seem to do the same thing. Are there any practical differences between the two? When would you choose to use one instead of the other? ...
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Sort Go map values by keys

...erating over a map with a range loop, the iteration order is not specified and is not guaranteed to be the same from one iteration to the next. Since Go 1 the runtime randomizes map iteration order, as programmers relied on the stable iteration order of the previous implementation. If you require a ...