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Get file name and extension in Ruby
I'm working on a program to download a video from YouTube, convert it to MP3 and create a directory structure for the files.
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How to fix Error: listen EADDRINUSE while using nodejs?
...blindly killing all active processes.
In that case, first get the process ID (PID) of the process running on that port (say 8888):
lsof -i tcp:8888
This will return something like:
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
node 57385 You 11u IPv6 0xac745b2...
grep output to show only matching file
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Letter O Considered Harmful
– user234461
Jan 23 at 13:19
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Copy text to clipboard with iOS
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What is float in Java?
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check if variable is dataframe
...ise this to the case in which a user may use the function you define, but didn't import pandas as pd, but instead just import pandas? Just perform an or on both possibilities, or is there something more sophisticated I don't know of?
– n1k31t4
Jun 18 '17 at 22:...
Can you have additional .gitignore per directory within a single repo?
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How to pass payload via JSON file for curl?
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PHP regular expressions: No ending delimiter '^' found in
...e that you have a lower case o, not a zero. In addition, if you're just validating, you don't need the capturing group, and can simplify the regex to /^\d+$/.
Example: http://ideone.com/Ec3zh
See also: PHP - Delimiters
sha...
PHPUnit assert that an exception was thrown?
...blic function testException()
{
$this->expectException(InvalidArgumentException::class);
// or for PHPUnit < 5.2
// $this->setExpectedException(InvalidArgumentException::class);
//...and then add your test code that generates the exception
examp...