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XML parsing of a variable string in JavaScript
...answer see Tim Down's answer.
Internet Explorer and, for example, Mozilla-based browsers expose different objects for XML parsing, so it's wise to use a JavaScript framework like jQuery to handle the cross-browsers differences.
A really basic example is:
var xml = "<music><album>Beeth...
fs: how do I locate a parent folder?
... accepted answer should not be followed, it even triggers eslint on airbnb-base preset, the rule no-path-concat in particular
– revelt
Oct 15 '17 at 22:03
...
Using $_POST to get select option value from HTML
...on = $_POST['taskOption'];
?>
The index of the $_POST array is always based on the value of the name attribute of any HTML input.
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Indentation in Go: tabs or spaces?
... 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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How do DATETIME values work in SQLite?
... SQLite allows anything (including DATETIME) as declared type of a column. Based on that, it gives that column an affinity with a storage class (it even has the example of how this works for DATETIME in the documentation). That affinity is more like a hint, as each entry the column can actually have...
How to use cURL to send Cookies?
... 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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How do I get the YouTube video ID from a URL?
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this is a usefull function to make it work where you want based on this code. var video_url = 'youtube.com/watch?v=eOrNdBpGMv8&feature=youtube_gdata'; ytid(video_url); function ytid(video_url) { var video_id = video_url.split('v=')[1]; var ampersandPosition = video_id...
How is a CRC32 checksum calculated?
...x^1 + x^0)
= x^6 + x^5 + x^4 + 3*x^3 + x^2 + x^1 + x^0
If we assume x is base 2 then we get:
x^7 + x^3 + x^2 + x^1 + x^0
CRC primer Chp.5
Why? Because 3x^3 is 11x^11 (but we need only 1 or 0 pre digit) so we carry over:
=1x^110 + 1x^101 + 1x^100 + 11x^11 + 1x^10 + 1x^1 + x^0
=1x^11...
Code Golf: Lasers
...at the end of file, this is processed as a 0 in the numeric context. For C-based implementations where EOF has a different value (-1 say), this code might not work.
003pv >~v> #v_"a"43g-!#v_23g03p33v>v
>39#<*v :: >:52*-!v >"rorrE",vg2*
######1 >^vp31+1g31$_03g13gp...
How to handle WndProc messages in WPF?
...ected override void OnSourceInitialized(EventArgs e)
{
base.OnSourceInitialized(e);
HwndSource source = PresentationSource.FromVisual(this) as HwndSource;
source.AddHook(WndProc);
}
private IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wPara...