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How do I get an ISO 8601 date on iOS?
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Use NSDateFormatter:
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
NSLocale *enUSPOSIXLocale = [NSLocale localeWithLocaleIdentifier:@"en_US_POSIX"];
[dateFormatter setLocale:enUSPOSIXLocale];
[dateFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ssZZZZZ"];
[dateFormatter setCale...
Find the max of two or more columns with pandas
...ow that it is a little faster to call numpy functions on the underlying .to_numpy() (or .values for <0.24) array instead of directly calling the (cythonized) functions defined on the DataFrame/Series objects.
For example, you can use ndarray.max() along the first axis.
# Data borrowed from @DS...
Permission denied on accessing host directory in Docker
.../db:/var/db:z rhel7 /bin/sh
Will automatically do the chcon -Rt svirt_sandbox_file_t /var/db
described in the man page.
Even better, you can use Z.
docker run -v /var/db:/var/db:Z rhel7 /bin/sh
This will label the content inside the container with the exact MCS
label that the c...
JavaScript Date Object Comparison
...answered Sep 30 '11 at 6:50
gion_13gion_13
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What does %~dp0 mean, and how does it work?
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Calling
for /?
in the command-line gives help about this syntax (which can be used outside FOR, too, this is just the place where help can be found).
In addition, substitution of FOR
variable references has been enhan...
Is it possible to break a long line to multiple lines in Python [duplicate]
...ore or after a binary operator, as long as the convention is consistent locally. For new code Knuth's style (line breaks before the operator) is suggested.
Example of explicit line continuation:
a = '1' \
+ '2' \
+ '3' \
- '4'
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How do you remove a Cookie in a Java Servlet
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I tried setMaxAge(0) initially in firefox but I still saw it listed in my cookies as "Expires: at end of session" and thought my servlet was still receiving that expired cookie. It might've been a combo of needing to set the response.setContentType(...
How to change the color of an svg element?
I want to use this technique http://css-tricks.com/svg-fallbacks/ and change the svg color but so far I haven't been able to do so. I put this in the css but my image is always black, no matter what. My code:
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Using HTML5/JavaScript to generate and save a file
...me, thanks to Matthew and Dennkster pointing that option out! Here is basically how I do it:
1) get all the content into a string called "content" (e.g. by creating it there initially or by reading innerHTML of the tag of an already built page).
2) Build the data URI:
uriContent = "data:applicat...
Get time difference between two dates in seconds
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<script type="text/javascript">
var _initial = '2015-05-21T10:17:28.593Z';
var fromTime = new Date(_initial);
var toTime = new Date();
var differenceTravel = toTime.getTime() - fromTime.getTime();
var seconds = Math.floor((differenceTravel) / (1000));
document...