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Mod of negative number is melting my brain
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I always use my own mod function, defined as
int mod(int x, int m) {
return (x%m + m)%m;
}
Of course, if you're bothered about having two calls to the modulus operation, you could write it as
int mod(int x, int m) {
int r = x%...
difference between fork and branch on github
...s hosted on github. Do I fork all the branches? How do I know which branch my fork is based on? In other words which branch will be downloaded to my PC?
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Random / noise functions for GLSL
...ement noiseX in GLSL, I'm looking for a "graphics randomization swiss army knife" utility function set, preferably optimised to use within GPU shaders. I prefer GLSL, but code any language will do for me, I'm ok with translating it on my own to GLSL.
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How to include route handlers in multiple files in Express?
In my NodeJS express application I have app.js that has a few common routes. Then in a wf.js file I would like to define a few more routes.
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Batch file to delete files older than N days
...". -ve means "older than", +ve means "newer than". You can also specify DDMMYY or -DDMMYY format as the parameter to -d.
– gregmac
Mar 18 '10 at 16:28
42
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How to interpolate variables in strings in JavaScript, without concatenation?
...ssible in javascript. You would have to resort to:
var hello = "foo";
var my_string = "I pity the " + hello;
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Android: I am unable to have ViewPager WRAP_CONTENT
... You just need to merge two top answers of this question as described in my blog: pristalovpavel.wordpress.com/2014/12/26/…
– anil
Dec 26 '14 at 13:03
4
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Temporarily disable auto_now / auto_now_add
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I've recently faced this situation while testing my application. I needed to "force" an expired timestamp. In my case I did the trick by using a queryset update. Like this:
# my model
class FooBar(models.Model):
title = models.CharField(max_length=255)
updated_at =...
How to get the size of a JavaScript object?
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I have re-factored the code in my original answer. I have removed the recursion and removed the assumed existence overhead.
function roughSizeOfObject( object ) {
var objectList = [];
var stack = [ object ];
var bytes = 0;
while ( stack....
Why won't my PHP app send a 404 error?
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bloody brilliantly explained! made my day!
– Andrei Cristian Prodan
Mar 3 '14 at 9:49
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