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How to kill zombie process
...ombie (note that this is extremely crude and might kill processes that you do not intend. I do not recommend using this sort of sledge hammer):
# Don't do this. Incredibly risky sledge hammer!
kill $(ps -A -ostat,ppid | awk '/[zZ]/ && !a[$2]++ {print $2}')
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How to reset Django admin password?
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python manage.py changepassword <user_name>
see docs
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What is the leading LINQ for JavaScript library? [closed]
...mplementations of that in knockout, angularjs, etc.) and the answer itself doesn't even try to explain what the relevance is, and even if it was really the most appropriate choice, it's hardly "leading" - it has about 1/5 the downloads of linq.js.
– Aaronaught
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How to permanently export a variable in Linux?
...fore I change those env variables and I want eclipse to have changed vars, do I have to restart eclipse ?
– Bitterblue
Nov 28 '13 at 9:39
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Is there a way to disable the Title and Subtitle in Highcharts?
I'm just going to hardcode it in using html that is around the graph, I don't want to use the built in.
14 Answers
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How can I wrap text to some length in Vim?
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You can actually do two things:
Let vim format (i.e.change) your text to have shorter lines, by inserting linebreaks
Leave lines as they are, but display them wrapped
Which do you want?
Option 1 would be achieved by setting textwidth (fo...
What does O(log n) mean exactly?
...is is why, for example, looking up people in a phone book is O(log n). You don't need to check every person in the phone book to find the right one; instead, you can simply divide-and-conquer by looking based on where their name is alphabetically, and in every section you only need to explore a subs...
PowerShell equivalent to grep -f
...'m looking for the PowerShell equivalent to grep --file=filename . If you don't know grep , filename is a text file where each line has a regular expression pattern you want to match.
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C# code to validate email address
.... Assuming the e-mail address is valid, you could look for known top-level domains, check the domain for an MX record, check for spelling errors from common domain names (gmail.cmo), etc. Then present a warning giving the user a chance to say "yes, my mail server really does allow ???????????? as an...
Const in JavaScript: when to use it and is it necessary?
...ts of using const instead of var and what are the human-related aspects of doing so.
The technical difference is significant. In compiled languages, a constant will be replaced at compile-time and its use will allow for other optimizations like dead code removal to further increase the runtime effi...