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Extract substring using regexp in plain bash
I'm trying to extract the time from a string using bash, and I'm having a hard time figuring it out.
4 Answers
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dropping infinite values from dataframes in pandas?
what is the quickest/simplest way to drop nan and inf/-inf values from a pandas DataFrame without resetting mode.use_inf_as_null ? I'd like to be able to use the subset and how arguments of dropna , except with inf values considered missing, like:
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How to delete from a text file, all lines that contain a specific string?
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To remove the line and print the output to standard out:
sed '/pattern to match/d' ./infile
To directly modify the file – does not work with BSD sed:
sed -i '/pattern to match/d' ./infile
Same, but for BSD sed (Mac OS X and FreeBSD) –...
What's a good way to extend Error in JavaScript?
I want to throw some things in my JS code and I want them to be instanceof Error, but I also want to have them be something else.
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Width equal to content [duplicate]
...n use:
#container p {
clear:both;
float:left;
}
(If you use float and need to clear after floated elements, see this link for different techniques: http://css-tricks.com/all-about-floats/)
Demo: http://jsfiddle.net/CvJ3W/5/
Edit
If you go for the solution with display:inline-block but w...
Prevent automatic browser scroll on refresh
If you go to a page a and scroll around then refresh the page will refresh at the spot where you left it. This is great, however this also occurs on pages where there is a anchor location in the url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed th...
Error installing libv8: ERROR: Failed to build gem native extension
...e an error similar to what I was getting before with libv8 "make sure such and such succeeds before bundling" but when I try to run 'gem install therubyracer' I get "Failed to build gem native extension." error
– sixty4bit
Jan 14 '15 at 3:45
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'No Transport' Error w/ jQuery ajax call in IE
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I tested this on Windows Mobile 7.
After LOTS of time spent to understand, I finally found this:
http://bugs.jquery.com/ticket/10660
The Solution is simple, just set this:
$.support.cors = true;
and Ajax cross domain requests will work!
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PHP Difference between array() and []
I'm writing a PHP app and I want to make sure it will work with no errors.
5 Answers
5...
The following sections have been defined but have not been rendered for the layout page “~/Views/Sha
I'm new to ASP MVC and utilizing the Intro to ASP MVC 4 Beta tutorial http://www.asp.net/mvc/tutorials/mvc-4/getting-started-with-aspnet-mvc4/intro-to-aspnet-mvc-4
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