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How to fix “Headers already sent” error in PHP
... / setrawcookie
Output can be:
Unintentional:
Whitespace before <?php or after ?>
The UTF-8 Byte Order Mark specifically
Previous error messages or notices
Intentional:
print, echo and other functions producing output
Raw <html> sections prior <?php code.
Why does it...
Null vs. False vs. 0 in PHP
...other good "nothing" entities.
What is the difference, specifically in PHP? Does it have something to do with === ?
1...
Can an Option in a Select tag carry multiple values?
... options in a HTML form:
(the data will be collected and processed using PHP)
15 Answers
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Passing an Array as Arguments, not an Array, in PHP
I seem to remember that in PHP there is a way to pass an array as a list of arguments for a function, dereferencing the array into the standard func($arg1, $arg2) manner. But now I'm lost on how to do it. I recall the manner of passing by reference, how to "glob" incoming parameters ... but not ...
从网购到火车票，对比淘宝12306网为何如此烂？ - 大数据 & AI - 清泛网 - ...
...到让人“一票难求”的订票网站-12306。12306网站购票难的问题几乎成了所有人的共识。来自前支付宝架构师冯大辉(@Fenng)的这条微博翻出12306这笔账，别有一番滋味。
以冯大辉的计算方法，支付宝11月11日一天就处理了1亿零580万...
写出高质量代码的10个Tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...。
基础的数据结构与算法，掌握好这些在解决一些特定问题时，可以以更加优雅有效的方式处理。
基础的设计原则，无需完全掌握23种经典设计模式，只需要了解一些常用的设计原则即可，甚至你也可以只了解什么是低耦合，...
Cookies on localhost with explicit domain
...ting it to "" or NULL or FALSE instead of "localhost" is not enough.
For PHP, see comments on http://php.net/manual/en/function.setcookie.php#73107.
If working with the Java Servlet API, don't call the cookie.setDomain("...") method at all.
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How to destroy an object?
...It will stay there, however if you unset the object and your script pushes PHP to the memory limits the objects not needed will be garbage collected. I would go with unset() (as opposed to setting it to null) as it seems to have better performance (not tested but documented on one of the comments fr...
你不得不知道的6个用好大数据的秘诀 - 资讯 - 清泛网 - 专注C/C++及内核技术
...时候，利用太复杂先进的数据分析工具往往也会带来很多问题， 不过如果我们能够通过分析大量的数据来得到最终的结果，那就不用怀疑了，你就干吧，至少方向肯定是对的。
秘诀二：要区分清楚“森林”和“树”
现在，企...
Fatal error: Class 'SoapClient' not found
... service example and I get this error even though I uncommented extension=php_soap.dll in the php.ini file:
11 Answers
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