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Creating a new directory in C
...;sys/stat.h>
#include <sys/types.h>
int result = mkdir("/home/me/test.txt", 0777);
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Can CSS detect the number of children an element has?
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@IanSteffy I just tested this on Chrome 45.0.2454.85 (64-bit) and it works fine… ?
– Matthemattics
Sep 9 '15 at 0:30
2
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Random number generator only generating one random number
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Locks are very cheap when they aren't contested... and even if contested I would expect the "now do something with the number" code to dwarf the cost of the lock in most interesting scenarios.
– Marc Gravell♦
Sep 18 '09 at 15...
difference between collection route and member route in ruby on rails?
...out adding a "get" without any block? Is it member or collection route? My test showed its collection but with different id variable name.
– lzap
Apr 19 '11 at 15:12
6
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javascript remove “disabled” attribute from html input
...k" on that specific element will not work anymore in inline mode (I didn't tested external js mode). The only way is to simulate "disabled" is a little workaround using readonly attribute and some css. OR make an external "onclick" element like a button that will enable input using method 1 and 2 (t...
How can I loop through a List and grab each item?
...re is more overhead with a foreach loop vs. a for loop. I just ran a quick test with your code with 100,000 entries in the List and the foreach loop took twice as long (actually 1.9 times as long). This isn't necessarily true in all situations, but in many. It depends on the size of the List, how ma...
Positioning a div near bottom side of another div
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Tested and working on Firefox 3, Chrome 1, and IE 6, 7 and 8:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html><body>
<div style='bac...
navigator.geolocation.getCurrentPosition sometimes works sometimes doesn't
...ded the solution because I needed it for a site I was working on. Have you tested?
– going
Nov 7 '12 at 21:55
sorry,it...
Rails: Open link in new tab (with 'link_to')
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thanks for your answer, saved me 2 hours of debugging and testing
– Carlos J García
Jul 22 '19 at 15:35
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Current time in microseconds in java
...owMilli() {
return System.currentTimeMillis();
}
}
Following test produces fairly good results on my machine.
final Timer timer = new TimerImpl();
while (true) {
System.out.println(timer.nowNano());
System.out.println(timer.nowMilli());
}
The difference ...