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Build tree array from flat array in javascript
...It doesn't require a 3rd-party library. It's, as far as I can tell, the fastest solution.
function list_to_tree(list) {
var map = {}, node, roots = [], i;
for (i = 0; i < list.length; i += 1) {
map[list[i].id] = i; // initialize the map
list[i].children = []; // initialize the ...
memory_get_peak_usage() with “real usage”
...
Ok, lets test this using a simple script:
ini_set('memory_limit', '1M');
$x = '';
while(true) {
echo "not real: ".(memory_get_peak_usage(false)/1024/1024)." MiB\n";
echo "real: ".(memory_get_peak_usage(true)/1024/1024)." MiB\n\n"...
Do you debug C++ code in Vim? How? [closed]
...ult to set up, but it looks well though out and promising. I just did some tests and you could set bookmarks, etc., the usual stuff you would expect from a graphical debugger. I ended up not using it for contingent reasons but I am keen to give it another try.
...
Avoid browser popup blockers
...ks whether window.open is called within 1 second after user action or not. Tested in Chrome 46 and Firefox 42.
– Mesqalito
Dec 10 '15 at 16:29
...
How to initialize/instantiate a custom UIView class with a XIB file in Swift
...
I tested this code and it works great:
class MyClass: UIView {
class func instanceFromNib() -> UIView {
return UINib(nibName: "nib file name", bundle: nil).instantiateWithOwner(nil, options: nil)[0] as U...
How to write a large buffer into a binary file in C++, fast?
...out my SSD. I didn't expect this to see, because option2 used to be the fastest code on my old machine back then.
TL;DR: My measurements indicate to use std::fstream over FILE.
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Is there a way to pass optional parameters to a function?
... This appears to show how to use optional parameters, but not how to test if one is passed,which is what the OP is asking.
– Mawg says reinstate Monica
Mar 7 '16 at 10:38
4
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Why do I need 'b' to encode a string with Base64?
...are only two or 4 bits in the last chunk.
Example:
>>> data = b'test'
>>> for byte in data:
... print(format(byte, '08b'), end=" ")
...
01110100 01100101 01110011 01110100
>>>
If you interpret that binary data as a single integer, then this is how you would convert...
Is there a “theirs” version of “git merge -s ours”?
...
A possible and tested solution for merging branchB into our checked-out branchA:
# in case branchA is not our current branch
git checkout branchA
# make merge commit but without conflicts!!
# the contents of 'ours' will be discarded later...
Convert PDF to clean SVG? [closed]
... into a package PDF2SVG which does not use Batik any more:
which has been tested on a range of PDFs. It produces SVG output consisting of
characters as one <svg:text> per character
paths as <svg:path>
images as <svg:image>
Later packages will (hopefully) convert the characters...