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How to use php serialize() and unserialize()

... A PHP array or object or other complex data structure cannot be transported or stored or otherwise used outside of a running PHP script. If you want to persist such a complex data structure beyond a single run of a script, you ...
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What is stdClass in PHP?

... class, kind of like Object in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out). It is useful for anonymous objects, dynamic properties, etc. An easy way to consider the StdClass is as an alternative to associative array. See thi...
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How to convert array values to lowercase in PHP?

How can I convert all values in an array to lowercase in PHP? 10 Answers 10 ...
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What is the size limit of a post request?

...o: #set max post size php_value post_max_size 20M And, yes, I can personally attest to the fact that this works :) If you're using IIS, I don't have any idea how you'd set this particular value. share | ...
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TaifunWiFi 拓展:WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网

...I(Android >= 10) 最佳实践 故障排除 常见问题 开发信息 « 返回扩展首页 TaifunWiFi 拓展:WiFi Manager WiFi管理器扩展 在无线局域网中使用的功能块。 .aix 拓展下载: com.puravidaapps.Taifu...
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Remove empty array elements

... of strings, you can simply use array_filter(), which conveniently handles all this for you: print_r(array_filter($linksArray)); Keep in mind that if no callback is supplied, all entries of array equal to FALSE (see converting to boolean) will be removed. So if you need to preserve elements that ...
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?

...7) But, there are at least two differences : __DIR__ only exists with PHP >= 5.3 which is why dirname(__FILE__) is more widely used __DIR__ is evaluated at compile-time, while dirname(__FILE__) means a function-call and is evaluated at execution-time so, __DIR__ is (or, should be) faste...
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How do I get the base URL with PHP?

... Try this: <?php echo "http://" . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']; ?> Learn more about the $_SERVER predefined variable. If you plan on using https, you can use this: function url(){ return sprintf( "%s://%s...
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逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...

...个字符串。那么,找到这个内存地址中的字符串便能解决问题了。那么如何去寻找呢,于是乎我又翻看我的那几十页代码纸,企图人工计算出来。后来发现数据段的的值没有包含。终于,我开始想到了gdb这个工具。干嘛不在0x8048...
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Are PHP Variables passed by value or by reference?

... function is changed, it does not get changed outside of the function). To allow a function to modify its arguments, they must be passed by reference. To have an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition. &l...