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How can I read a function's signature including default argument values?
...oo)
>>> str(sig)
'(a, *, b:int, **kwargs)'
>>> str(sig.parameters['b'])
'b:int'
>>> sig.parameters['b'].annotation
<class 'int'>
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How to resize a custom view programmatically?
...ail to pass the height or width of a view.
Instead of creating a new LayoutParams object, use the original one, so that all other set parameters are kept. Note that the type of LayoutParams returned by getLayoutParams is that of the parent layout, not the view you are resizing.
RelativeLayout.Layou...
Separation of business logic and data access in django
...de is confusing and, after a certain time, I cease to understand what is really happening.
10 Answers
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MySQL和MongoDB设计实例进行对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...OT NULL,
PRIMARY KEY (`id`)
);
CREATE TABLE IF NOT EXISTS `mobile_params` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`mobile_id` int(10) unsigned NOT NULL,
`name` varchar(100) NOT NULL,
`value` varchar(100) NOT NULL,
PRIMARY KEY (`id`)
);
INSERT INTO `mobi...
How to get the request parameters in Symfony 2?
... to symfony. In other languages like java and others I can use request.getParameter('parmeter name') to get the value.
16...
Regular expression to find URLs within a string
... there are some urls: www.google.com, facebook.com, http://test.com/method?param=wasd
The code below catches all urls in text and returns urls in list."""
urls = re.findall('(?:(?:https?|ftp):\/\/)?[\w/\-?=%.]+\.[\w/\-?=%.]+', text)
print(urls)
Output:
[
'https://stackoverflow.com/questions/...
How do Python functions handle the types of the parameters that you pass in?
...ct that I cannot use my IDE to find out the type (and thus members) of the parameters is a major drawback of python. If this drawback is more important than the advantages of duck typing depends on the person you ask.
– Maarten Bodewes
Nov 1 '13 at 0:57
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How to make an immutable object in Python?
...variant compared to hand-written analog (even on Python 2.5 (using verbose parameter to namedtuple the code is easily generated)) is the single interface/implementation of a namedtuple is preferrable to dozens ever so slightly different hand-written interfaces/implementations that do almost the sam...
PHP Redirect with POST data
...
/**
* Redirect with POST data.
*
* @param string $url URL.
* @param array $post_data POST data. Example: array('foo' => 'var', 'id' => 123)
* @param array $headers Optional. Extra headers to send.
*/
public function redirect_post($url, array $data, arr...
Nested attributes unpermitted parameters
...is a change in handling of attribute protection and now you must whitelist params in the controller (instead of attr_accessible in the model) because the former optional gem strong_parameters became part of the Rails Core.
This should look something like this:
class PeopleController < ActionCon...