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How to Convert Boolean to String
...at the type of the return value is; it may be boolean or something else. (Calling a function someone else wrote during debugging.) Your solution converts $res to boolean, whereas var_export can handle all possible types.
– user2443147
Jun 15 '14 at 18:47
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php中三个等于号是什么意思？=== - PHP - 清泛IT论坛，有思想、有深度
1、=：赋值，在逻辑运算时也有效；
2、==：等于运算，但是不比较值的类型；
3、===：完全等于运算，不仅比较值，而且还比较值的类型，只有两者一致才为真。
Python Requests and persistent sessions
...= s.get('https://localhost/profile_data.json', ...)
#cookies sent automatically!
#do whatever, s will keep your cookies intact :)
For more about sessions: https://requests.kennethreitz.org/en/master/user/advanced/#session-objects
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PHP: How to use array_filter() to filter array keys?
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PHP 5.6 introduced a third parameter to array_filter(), flag, that you can set to ARRAY_FILTER_USE_KEY to filter by key instead of value:
$my_array = ['foo' => 1, 'hello' => 'world'];
$allowed = ['foo', 'bar'];
$filte...
Error in strings.xml file in Android
... This can cause a problem when you have a lot of strings and use replace all. See my answer.
– Dan Bray
Oct 23 '18 at 14:08
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Accessing JPEG EXIF rotation data in JavaScript on the client side
... rotation, as set by the camera in JPEG EXIF image data. The trick is that all this should happen in the browser, using JavaScript and <canvas> .
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Mac 下载安装Redis - 更多技术 - 清泛网 - 专注C/C++及内核技术
...证每次加载的时候都使用你编辑好的配置文件。
F.安装PHP Redi扩展 这里采用PECl安装方式
sudo pecl install redis
执行完毕后说明已经安装完成，编辑php.ini 加入下面这一句
extension=redis.so
然后重启web 服务并重启PHP-FPM,在phpi...
jQuery/Javascript function to clear all the fields of a form [duplicate]
I am looking for a jQuery function that will clear all the fields of a form after having submitted the form.
11 Answers
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Are HTTP headers case-sensitive?
...case-sensitive.)
If you trust the major browsers to abide by this, you're all set.
BTW, unlike most of HTTP, methods (verbs) are case sensitive:
5.1.1 Method
The Method token indicates the
method to be performed on the
resource identified by the
Request-URI. The method is
case-sens...