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getMonth in javascript gives previous month
...sed as numbers as they are, the month is often converted to text, using an array of names, which is of course 0-based. It was already the case in C standard libraries, which must be over 40 years old.
– jcaron
Aug 24 '17 at 8:40
...
Get local href value from anchor (a) tag
...cument.getElementById("link")[0].getAttribute("href"); to access the first array of <a> tags, or depends on the condition you make.
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Multiple modals overlay
... highest z-index on the page like this:
var zIndex = Math.max.apply(null, Array.prototype.map.call(document.querySelectorAll('*'), function(el) {
return +el.style.zIndex;
})) + 10;
Scrollbar fix
If you have a modal on your page that exceeds the browser height, then you can't scroll in it when c...
In Python, what happens when you import inside of a function? [duplicate]
...y script vs one containing just import string,itertools,fractions,heapq,re,array,bisect,collections,math,os. The first takes an average of 180 ms, and the second 230 ms. So it's not microseconds for starters. It's tens of milliseconds (maybe a disc access happens?). This is significant for tiny scri...
Finding # occurrences of a character in a string in Ruby
...ng in Ruby
scan returns all the occurrences of a string in a string as an array, so
"Melanie is a noob".scan(/a/)
will return
["a","a"]
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How to $http Synchronous call with AngularJS
...asOwnProperty(key)) {
const value = data[key];
if (Array.isArray(value)) {
for (const val of value) {
const $input = createInput(`${key}[]`, val);
$form.append($input);
}
}
else {
...
Draw text in OpenGL ES
...xture pointer...
gl.glGenTextures(1, textures, 0);
//...and bind it to our array
gl.glBindTexture(GL10.GL_TEXTURE_2D, textures[0]);
//Create Nearest Filtered Texture
gl.glTexParameterf(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_NEAREST);
gl.glTexParameterf(GL10.GL_TEXTURE_2D, GL10.GL_T...
Bash Script: count unique lines in file
...wc:
sort ips.txt | uniq | wc -l
awk '!seen[$0]++' ips.txt | wc -l
Awk's arrays are associative so it may run a little faster than sorting.
Generating text file:
$ for i in {1..100000}; do echo $RANDOM; done > random.txt
$ time sort random.txt | uniq | wc -l
31175
real 0m1.193s
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What is the use of the pipe symbol in YAML?
... it should be 4+ instead of 6+ because the last block-level element is the array item (specified by -) and the literal is indented 4 from it. Somewhat surprisingly the final: | mapping is not considered a block element even though its value is multi-lined. It sort of makes sense if you think about...
How can I get a file's size in C? [duplicate]
...
Have you considered not computing the file size and just growing the array if necessary? Here's an example (with error checking ommitted):
#define CHUNK 1024
/* Read the contents of a file into a buffer. Return the size of the file
* and set buf to point to a buffer allocated with malloc...