大约有 48,000 项符合查询结果（耗时：0.0315秒） [XML]
PHP: How to handle
...s a string. (in this example, the casting is superfluous, as echo automatically does it anyway)
$content = simplexml_load_string(
'<content><![CDATA[Hello, world!]]></content>'
);
echo (string) $content;
// or with parent element:
$foo = simplexml_load_string(
'<foo&g...
Read each line of txt file to new array element
... file should either be stored on memory cache, or even in a database. Even PHP stores the content of parsed files. I mean, we're far from PHP 4.3
– Yanick Rochon
Jul 16 at 2:32
...
MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
...MongoDB是如何使用内存的，答案自然就清楚了。
据说带着问题学习更有效，那就先看一个MongoDB服务器的top命令结果：
shell> top -p $(pidof mongod)
Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used...
从Code Review 谈如何做技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...期和不靠谱的程序员之间的矛盾，我认为cr不是解决这个问题的银弹。不从实际情况出发光打正义的嘴炮实在太过于自慰了 。
我们可以看到，上面观点其实和Code Review没有太多关系，其实是在抱怨另外的问题。这些观点其实是...
Facebook Graph API, how to get users email?
...ress is to request extended permissions on the email field. The user must allow you to see this and you cannot get the e-mail addresses of the user's friends.
http://developers.facebook.com/docs/authentication/permissions
You can do this if you are using Facebook connect by passing scope=email in...
PHP prepend associative array with literal keys?
... See also array_merge() and its difference from using the + operator: br.php.net/manual/en/function.array-merge.php#92602
– Havenard
Sep 3 '09 at 1:33
2
...
Find out HTTP method in PHP [duplicate]
...e superglobals alternatives (Is using superglobals directly good or bad in PHP? and similar questions), one may instead use automatic sanitizing
filter_input( \INPUT_SERVER, 'REQUEST_METHOD', \FILTER_SANITIZE_SPECIAL_CHARS )
(you might of course use other filter, eg. FILTER_SANITIZE_STRING - see ...
What are the best practices for catching and re-throwing exceptions?
...don't know how to respond to the failure
}
PHP 5.5 has introduced the finally keyword, so for cleanup scenarios there is now another way to approach this. If the cleanup code needs to run no matter what happened (i.e. both on error and on success) it's now possible to do this while transparently a...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
... I don't get the reason why I should bother about binary or not binary at all, if I don't want to sort by password hash, compare hashes on database layer or make the password column unique (“Sorry, this password is already in use”) at all. I'd recommend using UTF8 everywhere. In that case there...
Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php
...austed. Maybe you don't need to read the whole file, maybe read it sequentially.
– macbirdie
Jan 22 '09 at 10:12
8
...