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Using bitwise OR 0 to floor a number
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Javascript represents Number as Double Precision 64-bit Floating numbers.
Math.floor works with this in mind.
Bitwise operations work in 32bit signed integers. 32bit signed integers use first bit as negative signifier and the other 31 bits are the number. Because of this,...
What are “signed” cookies in connect/expressjs?
...he cookie.
It works by creating a HMAC of the value (current cookie), and base64 encoded it. When the cookie gets read, it recalculates the signature and makes sure that it matches the signature attached to it.
If it does not match, then it will give an error.
If you want to hide the contents of ...
How can I make Bootstrap columns all the same height?
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flexbox-based. Does not work in IE8 or 9, nor Android 2.x caniuse.com/#feat=flexbox
– Chris Moschini
Jul 28 '15 at 0:05
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How do I write a short literal in C++?
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Jonathan Leffler
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answered Oct 16 '08 at 13:01
Mike FM...
Best practice for embedding arbitrary JSON in the DOM?
...y includes a safe way to do HTML encoding. An alternative would be to use base64 which is both HTML safe and safe to put inside a JS string. It's easy to encode/decode in JS using btoa()/atob() and it's probably easy for you to do server side.
– sstur
Jan 24 '...
How to trigger a build only if changes happen on particular set of files
...ion (excluded region) to use regexes to determine whether to skip building based on whether files in the commit match the excluded region regex.
Unfortunately, the stock Git plugin does not have a "included region" feature at this time (1.15). However, someone posted patches on GitHub that work on ...
XML Document to String
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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get and set in TypeScript
..."get bar()" in the parent. Implications include not being able to call the base class accessor from the derived accessor. This is only true for properties - methods behave as you might expect. See answer by SteveFenton here: stackoverflow.com/questions/13121431/…
– David Cucc...
Understanding FFT output
...ect sense. It just means that the signal is "flipped" -- a standard FFT is based on a cosine, which normally has value = 1 at t = 0, so a signal which had value = -1 at time = 0 would have a negative amplitude.
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Print function log /stack trace for entire program using firebug
...t this would be useful. I am stepping in to take ownership of a large code base and something that can generate a running trace of all function calls would certainly help get a sense of the flow/shape of the code and detect dead code.
– Matthew Nichols
Mar 7 '1...