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What is a pre-revprop-change hook in SVN, and how do I create it?
I wanted to edit a log comment in the repository browser and received an error message that no pre-revprop-change hook exists for the repository. Besides having a scary name, what is a pre-revprop-change hook, and how do I create it?
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Get unique values from a list in python [duplicate]
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mylist = ['nowplaying', 'PBS', 'PBS', 'nowplaying', 'job', 'debate', 'thenandnow']
myset = set(mylist)
print(myset)
If you use it further as a list, you should convert it back to a list by doing:
mynewlist = list(myset)
Another possibility, probably faster would be to use a set from the beginn...
Get list of passed arguments in Windows batch script (.bat)
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dancavallaro has it right, %* for all command line parameters (excluding the script name itself). You might also find these useful:
%0 - the command used to call the batch file (could be foo, ..\foo, c:\bats\foo.bat, etc.)
%1 is the first command line parameter,
%2 ...
What is the main difference between Inheritance and Polymorphism?
... was presented with this question in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questi...
Best explanation for languages without null
...deling a door. It can be in one of three states: open, shut but unlocked, and shut and locked. Now I could model it along the lines of
class Door
private bool isShut
private bool isLocked
and it is clear how to map my three states into these two boolean variables. But this leaves a fou...
How do I sort unicode strings alphabetically in Python?
Python sorts by byte value by default, which means é comes after z and other equally funny things. What is the best way to sort alphabetically in Python?
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What is “git remote add …” and “git push origin master”?
Quite often, Git and Rails looks like magic... such as in the first chapter of Rails 3 Tutorial book , it talks about Git:
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How can I correctly prefix a word with “a” and “an”?
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Download Wikipedia
Unzip it and write a quick filter program that spits out only article text (the download is generally in XML format, along with non-article metadata too).
Find all instances of a(n).... and make an index on the following word and all ...
How to deploy correctly when using Composer's develop / production switch?
...be installed in production (on the live server). This is (in theory) very handy for scripts that only make sense in development, like tests, fake-data-tools, debugger, etc.
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NoSQL (MongoDB) vs Lucene (or Solr) as your database
... similarity with how to treat items as "Documents", just like Lucene does (and users of Solr).
10 Answers
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