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Regex not operator

Is there an NOT operator in Regexes? Like in that string : "(2001) (asdf) (dasd1123_asd 21.01.2011 zqge)(dzqge) name (20019)" ...
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How to “EXPIRE” the “HSET” child key in redis?

I need to expire all keys in redis hash, which are older than 1 month. 11 Answers 11 ...
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How to find out which package version is loaded in R?

I am in a process of figuring out how to use my university cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location. ...
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Maven: best way of linking custom external JAR to my project?

It's my first couple of days learning Maven and I'm still struggling with the basics. I have an external .jar file (not available in the public repos) that I need to reference in my project and I'm trying to figure out what my best option is. ...
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`if __name__ == '__main__'` equivalent in Ruby

I am new to Ruby. I'm looking to import functions from a module that contains a tool I want to continue using separately. In Python I would simply do this: ...
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Counting the Number of keywords in a dictionary in python

I have a list of words in a dictionary with the value = the repetition of the keyword but I only want a list of distinct words so I wanted to count the number of keywords. Is there a way to count the number of keywords or is there another way I should look for distinct words? ...
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Installing specific package versions with pip

I'm trying to install version 1.2.2 of the MySQL_python adaptor, using a fresh virtualenv created with the --no-site-packages option. The current version shown in PyPi is 1.2.3 . Is there a way to install the older version? I found an article stating that this should do it: ...
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How to get city name from latitude and longitude coordinates in Google Maps?

How might I obtain the city name in Google Maps if I have latitude and longitude coordinates of a town or area? 15 Answers ...
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How to get object length [duplicate]

Is there any built-in function that can return the length of an object? 15 Answers 15 ...