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List comprehension rebinds names even after scope of comprehension. Is this right?
...4, 55: 55, 56: 56, 57: 57, 58: 58, 59: 59, 60: 60, 61: 61, 62: 62, 63: 63, 64: 64, 65: 65, 66: 66, 67: 67, 68: 68, 69: 69, 70: 70, 71: 71, 72: 72, 73: 73, 74: 74, 75: 75, 76: 76, 77: 77, 78: 78, 79: 79, 80: 80, 81: 81, 82: 82, 83: 83, 84: 84, 85: 85, 86: 86, 87: 87, 88: 88, 89: 89, 90: 90, 91: 91, 9...
Generate random numbers following a normal distribution in C/C++
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Here's a C++ example, based on some of the references. This is quick and dirty, you are better off not re-inventing and using the boost library.
#include "math.h" // for RAND, and rand
double sampleNormal() {
double u = ((double) rand() / (RA...
How do I convert an interval into a number of hours with postgres?
... 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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Running a cron job at 2:30 AM everyday
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Why use Gradle instead of Ant or Maven? [closed]
...ology Radar from October 2012:
Two things have caused fatigue with XML-based build tools like Ant and
Maven: too many angry pointy braces and the coarseness of plug-in
architectures. While syntax issues can be dealt with through
generation, plug-in architectures severely limit the ability ...
Why can I type alias functions and use them without casting?
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github: No supported authentication methods available
...ame. Apparently when using Github (or is it a Git thing?), if you use key-based authentication, you need to set your username to git.
I'm not sure why you even need a username at all - perhaps someone more knowledgeable can explain that?
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Javascript: How to detect if browser window is scrolled to bottom?
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Note for mac
Based on @Raphaël's comment, there was a problem in mac due to a small offset.
The following updated condition works:
(window.innerHeight + window.pageYOffset) >= document.body.offsetHeight - 2
I didn't have the chance ...
std::auto_ptr to std::unique_ptr
...d not be used
in new code.
If you have auto_ptr in an existing code base, when you get a chance
try doing a global search-and-replace of auto_ptr to unique_ptr; the
vast majority of uses will work the same, and it might expose (as a
compile-time error) or fix (silently) a bug or two you...
HTTP headers in Websockets client API
... above results in the following header with the string "username:password" base64 encoded:
Authorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ=
I have tested basic auth in Chrome 55 and Firefox 50 and verified that the basic auth info is indeed negotiated with the server (this may not work in Safari).
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