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Extracting extension from filename in Python
...hon 3.X documentation):
>>> import os
>>> filename, file_extension = os.path.splitext('/path/to/somefile.ext')
>>> filename
'/path/to/somefile'
>>> file_extension
'.ext'
Unlike most manual string-splitting attempts, os.path.splitext will correctly treat /a/b.c/...
How to take a screenshot programmatically on iOS
...iOS7 or above
- (UIImage *) screenshot {
CGSize size = CGSizeMake(your_width, your_height);
UIGraphicsBeginImageContextWithOptions(size, NO, [UIScreen mainScreen].scale);
CGRect rec = CGRectMake(0, 0, your_width, your_height);
[_viewController.view drawViewHierarchyInRect:rec afte...
Purge Kafka Topic
...yi, for kafka v. 0.9.0.0, it says: ubuntu@ip-172-31-21-201:/opt/kafka/kafka_2.10-0.9.0.0-SNAPSHOT$ bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic room-data --config retention.ms=1000 WARNING: Altering topic configuration from this script has been deprecated and may be removed in futu...
Case insensitive replace
... the re.IGNORECASE option.
>>> import re
>>> insensitive_hippo = re.compile(re.escape('hippo'), re.IGNORECASE)
>>> insensitive_hippo.sub('giraffe', 'I want a hIPpo for my birthday')
'I want a giraffe for my birthday'
...
Link to add to Google calendar
...p;location=[location]
&trp=false
&sprop=
&sprop=name:"
target="_blank" rel="nofollow">Add to my calendar</a>
Here's a form which will help you construct such a link if you want (mentioned in earlier answers):
https://support.google.com/calendar/answer/3033039
Edit: This link ...
Android Studio suddenly cannot resolve symbols
...e in AndroidStudio 1.2 RC. This is a nightmare.
– RED_
Apr 22 '15 at 13:42
7
This is still happen...
How to dismiss keyboard iOS programmatically when pressing return
...s delegate to current viewcontroller and then:
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
textField.resignFirstResponder()
return true
}
Objective-C:
[self.view endEditing:YES];
or
Set text field's delegate to current viewcontroller and then:
- (BOOL)textFie...
Running a Python script from PHP
...ntu Server 10.04. I hope it helps you also on Arch Linux.
In PHP use shell_exec function:
Execute command via shell and return the complete output as a string.
It returns the output from the executed command or NULL if an error
occurred or the command produces no output.
<?php
$co...
原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
...de-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we ...
What's the difference between an argument and a parameter?
... the parameter.
A bit more info on:
http://en.wikipedia.org/wiki/Parameter_(computer_science)#Parameters_and_arguments
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