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Process escape sequences in a string in Python
...ything in the pattern 'string escape', 'string@escape" and whatnot... basically 'string\W+escape'
– Nas Banov
Oct 26 '10 at 5:18
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What's the absurd function in Data.Void useful for?
...= fls @Void.
– Iceland_jack
Nov 29 '16 at 12:49
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Filter dataframe rows if value in column is in a set list of values [duplicate]
... regular expressions.
For example, if we want to return a DataFrame where all of the stock IDs which begin with '600' and then are followed by any three digits:
>>> rpt[rpt['STK_ID'].str.contains(r'^600[0-9]{3}$')] # ^ means start of string
... STK_ID ... ...
How to remove specific elements in a numpy array
... 7, if you run the code now you do not get the correct output as was originally the case.I"m rolling back the edit
– Levon
Jun 16 '16 at 20:31
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Purge Kafka Topic
...--entity-name <topic name> --add-config retention.ms=1000 This also allows you to check the current retention period, e.g. kafka-configs --zookeeper <zkhost>:2181 --describe --entity-type topics --entity-name <topic name>
– RHE
Jun 2 '16 at ...
Get free disk space
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I know this answer is ancient, but you usually need to use AvailableFreeSpace as @knocte says. AvailableFreeSpace lists how much is actually available for the user (due to quotos). TotalFreeSpace lists what is available on the disk, irregardless of what the user can ...
Replace line break characters with in ASP.NET MVC Razor view
...d pre).
– James Skemp
Aug 12 '12 at 16:24
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Didn't know about this. Definitely better answer than...
Why is the minimalist, example Haskell quicksort not a “true” quicksort?
... two beautiful aspects:
Divide and conquer: break the problem into two smaller problems.
Partition the elements in-place.
The short Haskell example demonstrates (1), but not (2). How (2) is done may not be obvious if you don't already know the technique!
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Java RegEx meta character (.) and ordinary dot?
... match 1.50$, -2.00$ etc. and [(){}[\]] for a character class that matches all kinds of brackets/braces/parentheses.
If you need to transform a user input string into a regex-safe form, use java.util.regex.Pattern.quote.
Further reading: Jan Goyvaert's blog RegexGuru on escaping metacharacters
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Find and restore a deleted file in a Git repository
... of '~1': git checkout <deleting-commit>~1 -- <file-path> ~X allows you to specify X commits before the specified commit, so ~1 is the commit before, ~2 is two commits before, etc
– Nils Luxton
Sep 10 '12 at 15:07
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