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How to autosize a textarea using Prototype?
...the browser handles rendering / sizing the hidden div, we avoid
explicitly setting the textarea’s height.
document.addEventListener('DOMContentLoaded', () => {
textArea.addEventListener('change', autosize, false)
textArea.addEventListener('keydown', autosize, false)
textAre...
How to get the command line args passed to a running process on unix/linux systems?
...overflow.com/questions/199130/… for more info. You can query your kernel setting with getconf PAGE_SIZE, it's usually 4096.
– t0r0X
Apr 25 '14 at 14:34
...
Split List into Sublists with LINQ
... return !done;
}
public void Reset()
{
// per http://msdn.microsoft.com/en-us/library/system.collections.ienumerator.reset.aspx
throw new NotSupportedException();
}
}
...
Fastest way to find second (third…) highest/lowest value in vector or column
...;- length(x)
if(N>len){
warning('N greater than length(x). Setting N=length(x)')
N <- length(x)
}
sort(x,partial=len-N+1)[len-N+1]
}
microbenchmark::microbenchmark(
Rfast = Rfast::nth(x,5,descending = T),
maxn = maxN(x,5),
order = x[order(x, decreasing...
How to get “wc -l” to print just the number of lines without file name?
outputs number of lines and file name.
9 Answers
9
...
Find a pair of elements from an array whose sum equals a given number
...
@jazzz I mean HashMap here, though HashSet will also do. Here is the implementation - github.com/kinshuk4/AlgorithmUtil/blob/master/src/com/vaani/…. Hope it helps.
– kinshuk4
Oct 6 '18 at 16:27
...
How do you normalize a file path in Bash?
I want to transform /foo/bar/.. to /foo
22 Answers
22
...
Application auto build versioning
...
The Go linker (go tool link) has an option to set the value of an uninitialised string variable:
-X importpath.name=value
Set the value of the string variable in importpath named name to
value.
Note that before Go 1.5 this option took two separate argument...
Correctly determine if date string is a valid date in that format
...p
function validateDateTime($dateStr, $format)
{
date_default_timezone_set('UTC');
$date = DateTime::createFromFormat($format, $dateStr);
return $date && ($date->format($format) === $dateStr);
}
// These return true
validateDateTime('2001-03-10 17:16:18', 'Y-m-d H:i:s');
vali...
通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...imit -d unlimited；对进程的数据段大小不进行限制。
-f
进程可以创建文件的最大值，以 blocks 为单位。
ulimit – f 2048；限制进程可以创建的最大文件大小为 2048 blocks。
-l
最大可加锁内存大小，以 Kbytes 为单位。
...