大约有 40,000 项符合查询结果（耗时：0.0514秒） [XML]
What is the best regular expression to check if a string is a valid URL?
...0-5')
)));
$IPv4address = $dec_octet . ncg('\\.' . $dec_octet, '{3}');
$h16 = cc($HEXDIG, '{1,4}');
$ls32 = ncg($h16 . ':' . $h16 . '|' . $IPv4address);
$IPv6address = ncg(implode('|', array(
ncg($h16 . ':', '{6}') . $ls32,
'::' . ncg($h16 . ':', '{5}') . $ls32,
ncg($h16, '?') . '::' ...
Why does volatile exist?
...t ram in a multiprocessor system in straight C. We used a hardware managed 16 bit value as a semaphore to know when the other guy was done. Essentially we did this:
void waitForSemaphore()
{
volatile uint16_t* semPtr = WELL_KNOWN_SEM_ADDR;/*well known address to my semaphore*/
while ((*semPtr...
rsync: difference between --size-only and --ignore-times
...
answered Dec 8 '12 at 16:18
ckgckg
1,85211 gold badge1414 silver badges66 bronze badges
...
Is it .yaml or .yml?
...s wrong :-(
– Samuel Harmer
Jul 28 '16 at 7:40
39
3-letter suffix convention has been obsolete fo...
Using ping in c#
...
216
using System.Net.NetworkInformation;
public static bool PingHost(string nameOrAddress)
{
...
HTML table with 100% width, with vertical scroll inside tbody [duplicate]
...of vertical scroll-bar.
Therefore, the CSS would be:
table {
width: 716px; /* 140px * 5 column + 16px scrollbar width */
border-spacing: 0;
}
tbody, thead tr { display: block; }
tbody {
height: 100px;
overflow-y: auto;
overflow-x: hidden;
}
tbody td, thead th {
width: 14...
CSS, Images, JS not loading in IIS
...ndows 10 it isn't.
– Justin
Mar 23 '16 at 18:02
3
Lame this isn't checked by default.
...
“An exception occurred while processing your request. Additionally, another exception occurred while
...
216
+300
First, ...
How is Math.Pow() implemented in .NET Framework?
...
16
@Blue - I don't know, short from making fun of Intel engineers. My high school book does have a problem raising something to the power of ...
What's the difference between text/xml vs application/xml for webservice response
...
116
This is an old question, but one that is frequently visited and clear recommendations are now a...