大约有 47,000 项符合查询结果（耗时：0.0526秒） [XML]
What is the coolest thing you can do in
...
PHP - the Sierpinski gasket a.k.a the Triforce
OK, it's 15 lines of code but the result is awesome! That's the kind of stuff that made me freak out when I was a child. This is from the PHP manual:
$x = 200;
$y = 200;
$gd = i...
Send an Array with an HTTP Get
...); // value1
And, when the target server uses a weak typed language like PHP or RoR, then you need to suffix the parameter name with braces [] in order to trigger the language to return an array of values instead of a single value.
foo[]=value1&foo[]=value2&foo[]=value3
$foo = $_GET["...
How do I find out what version of WordPress is running?
...
Look in wp-includes/version.php
/**
* The WordPress version string
*
* @global string $wp_version
*/
$wp_version = '2.8.4';
share
|
improve this ...
Why is textarea filled with mysterious white spaces?
...
Open (and close!) your PHP tags right after, and before, your textarea tags:
<textarea style="width:350px; height:80px;" cols="42" rows="5" name="sitelink"><?php
if($siteLink_val) echo $siteLink_val;
?></textarea>
...
linux内存cached释放 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...write,getdents)的时间。"
如何解决这个导致机器变慢的问题呢？
罪魁祸首就是内存都被cached了，free的基本没有了
所以我们应该想想如何把cached内存释放出来
重启机器肯定是可以解决，但是我们肯定是不能用这样的办法
...
为什么mfc对话框字体不正常 - VC/MFC - 清泛IT论坛，有思想、有深度
...么mfc对话框字体显示不正常，新建一个默认工程字体没有问题。
原因：
  由于VS2005以上版本的对话框资源代码拷到了VS 05中，
  FONT 9, "宋体, MS Sans Serif", 0,  0, 0x0
  而VS2005不支持&quo...
How to make a website secured with https
...or secure coding in mind (here is a good intro: http://www.owasp.org/index.php/Secure_Coding_Principles ), otherwise all you need is a correctly set up SSL certificate.
Is SSL and https one and the same..
Pretty much, yes.
Do I need to apply with someone to get
some license or something....
Difference between VARCHAR and TEXT in MySQL [duplicate]
...up to 16 MB, LONGTEXT up to 4 GB. If you use LONGTEXT and get the data via PHP (at least if you use mysqli without store_result), you maybe get a memory allocation error, because PHP tries to allocate 4 GB of memory to be sure the whole string can be buffered. This maybe also happens in other langua...
Example invalid utf8 string?
...
In PHP:
$examples = array(
'Valid ASCII' => "a",
'Valid 2 Octet Sequence' => "\xc3\xb1",
'Invalid 2 Octet Sequence' => "\xc3\x28",
'Invalid Sequence Identifier' => "\xa0\xa1",
'Valid 3 Octet Sequ...
typecast string to integer - Postgres
...ing into an integer.
Solution
Create a user-defined function inspired by PHP's intval() function.
CREATE FUNCTION intval(character varying) RETURNS integer AS $$
SELECT
CASE
WHEN length(btrim(regexp_replace($1, '[^0-9]', '','g')))>0 THEN btrim(regexp_replace($1, '[^0-9]', '','g'))::intege...