大约有 40,000 项符合查询结果（耗时：0.0242秒） [XML]
Twig: in_array or similar possible within if statement?
...
If you want to achieve the same as in_array() in PHP, ommit the keys filter
– Burgi
Feb 8 '12 at 16:05
25
...
When to Redis? When to MongoDB? [closed]
... and MongoDB. I know they are different; the performance and the API is totally different.
10 Answers
...
Fastest way to convert string to integer in PHP
... 0.42208
intval("hello"): 0.93678 (222%)
On average, calling intval() is two and a half times slower, and the difference is the greatest if your input already is an integer.
I'd be interested to know why though.
Update: I've run the tests again, this time with coercion (0 + ...
近期 Chrome 下 Discuz 兼容问题修复记录：AJAX 提交失效与移动链接误跳转 ...
...类等 AJAX 表单提交已恢复正常。
例如访问：
forum.php?mod=viewthread&tid=2865&fromguid=hot&extra=&mobile=2
不会正常回到对应的电脑版帖子地址，而是错误跳转到：
misc.php?mod=mobile
原因：
Discuz 全局移动识别逻辑里，当请求...
A more pretty/informative Var_dump alternative in PHP? [closed]
...
A full year of time and labor after asking this, I've finally open sourced my version of var_dump, Kint. Read about it in the project page, or directly in github.
Here's a screenshot:
Sorry for the plug :)
EDIT: I'd just like to remind the commenters, that this is not a supp...
PHP Composer update “cannot allocate memory” error (using Laravel 4)
... you should be committing your composer.lock file and doing a composer install on a production environment which is less resource intensive.
More details here:
https://github.com/composer/composer/issues/1898#issuecomment-23453850
...
open_basedir restriction in effect. File(/) is not within the allowed path(s):
...or a particular user from accessing files in another user's account. So usually, any files in your own account should be readable by your own scripts.
Example settings via .htaccess if PHP runs as Apache module on a Linux system:
<DirectoryMatch "/home/sites/site81/">
php_admin_value ope...
Going from a framework to no-framework [closed]
...3rd-party ads/badges/videos. Already in WebKit. Likely to be at least partially implemented in Firefox 11.)
Content Security Policy (Firefox 4's new security framework, complimentary to the sandbox attribute. Now also being implemented in Chrome.)
If you're accepting HTML as input, I recommend gr...
I have 2 dates in PHP, how can I run a foreach loop to go through all of those days?
...date 2010-05-01 and ending with 2010-05-10 . How can I iterate through all of those dates in PHP?
11 Answers
...
Why does changing 0.1f to 0 slow down performance by 10x?
...ond run the numbers are very close to zero.
Denormalized numbers are generally rare and thus most processors don't try to handle them efficiently.
To demonstrate that this has everything to do with denormalized numbers, if we flush denormals to zero by adding this to the start of the code:
_MM_...