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getting date format m-d-Y H:i:s.u from milliseconds
...s",$date_array[1]);
echo "Date: $date:" . $date_array[0]."<br>";
Recommended and use dateTime() class from referenced:
$t = microtime(true);
$micro = sprintf("%06d",($t - floor($t)) * 1000000);
$d = new DateTime( date('Y-m-d H:i:s.'.$micro, $t) );
print $d->format("Y-m-d H:i:s.u"); // ...
How do I force a favicon refresh?
... make sure your users get the update.
<link rel="icon" href="http://www.yoursite.com/favicon.ico?v=2" />
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How to prevent robots from automatically filling up a form?
I'm trying to come up with a good enough anti-spamming mechanism to prevent automatically generated input. I've read that techniques like captcha, 1+1=? stuff work well, but they also present an extra step impeding the free quick use of the application (I'm not looking for anything like that please)...
Python “extend” for a dictionary
...date() by moving some stuff around, but it would be nicer if it could be accomplished in only one line...
– Nearoo
Jan 6 '16 at 16:28
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Insert a commit before the root commit in Git?
... This worked for me. Additionally I used timedatectl set-time '2017-01-01 00:00:00' to give newroot an old timestamp.
– chrm
May 14 '17 at 11:54
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...x
arguments.
For an example and a little more reading, refer to http://www.int80h.org/bsdasm/#alternate-calling-convention. Another example of a Hello World for i386 Linux using int 0x80: Hello, world in assembly language with Linux system calls?
There is a faster way to make 32-bit system cal...
Numbering rows within groups in a data frame
...df$val to seq_len(nrow(df)). I just ran into this over here: stackoverflow.com/questions/42796857/…
– Frank
Mar 14 '17 at 22:07
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Default filter in Django admin
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@Greg How do you completely remove the functionality of the filter and the filter tab out of the admin page?
– user5117926
Jul 16 '15 at 4:43
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...\.和\*。当然，要查找\本身，你也得用\\.
例如：unibetter\.com匹配unibetter.com，C:\\Windows匹配C:\Windows。
重复
你已经看过了前面的*,+,{2},{5,12}这几个匹配重复的方式了。下面是正则表达式中所有的限定符(指定数量的代码，例如*,{5,12...