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Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
When performing pip install -r requirements.txt , I get the following error during the stage where it is installing matplotlib :
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In Python, how do I use urllib to see if a website is 404 or 200?
... In python 3.4, if there is a 404, urllib.request.urlopen returns a urllib.error.HTTPError.
– mcb
May 10 '17 at 7:43
D...
ORA-01882: timezone region not found
...ase from a java application, when I run my application I get the following error:
19 Answers
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Eclipse error: 'Failed to create the Java Virtual Machine'
I am getting this error message when I start Eclipse Helios on Windows 7:
41 Answers
4...
Express next function, what is it really for?
...te'). Do you now the purpose of these, when would you like to propagate an error, and when would you like to jump to a certain route?
– Andreas Selenwall
Oct 30 '12 at 6:23
8
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Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
... will attempt to create the database and will fail with possibly confusing error message
– Oliver
Jan 12 at 14:43
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Java 8 Lambda function that throws exception?
...date: Looks like there's a very nice utility library part of Durian called Errors which can be used to solve this problem with a lot more flexibility. For example, in my implementation above I've explicitly defined the error handling policy (System.out... or throw RuntimeException), whereas Durian's...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
Recently I ran into this error in my web application:
32 Answers
32
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How to set the thumbnail image on HTML5 video?
...eg_match('/data:([^;]*);base64,(.*)/', $_POST['data'], $matches)) {
die("error");
}
$data = $matches[2];
$data = str_replace(' ', '+', $data);
$data = base64_decode($data);
$file = 'text.jpg';
$dataname = file_put_contents($thumbs_dir . $file, $data);
}
?>
//jscode
<script type="text/j...
Overriding superclass property with different type in Swift
...rclass is an Objective-C class with a strong property and I was getting an error trying to override it - but it seems I missed that it translates to an "implicitly unwrapped optional" (chassis!) in Swift, so override var chassis : Chassis! fixes it.
– James
Jun...