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Regular Expression For Duplicate Words
I'm a regular expression newbie, and I can't quite figure out how to write a single regular expression that would "match" any duplicate consecutive words such as:
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Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...h child that matches (or does not match) an arbitrary selector ? For example, I want to select every odd table row, but within a subset of the rows:
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How to do a non-greedy match in grep?
I want to grep the shortest match and the pattern should be something like:
7 Answers
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Upgrade python packages from requirements.txt using pip command
How do I upgrade all my python packages from requirements.txt file using pip command?
13 Answers
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connecting to MySQL from the command line
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See here http://dev.mysql.com/doc/refman/5.0/en/connecting.html
mysql -u USERNAME -pPASSWORD -h HOSTNAMEORIP DATABASENAME
The options above means:
-u: username
-p: password (**no space between -p and the password text**)
-h: host
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Disable single warning error
Is there a way to disable just a single warning line in a cpp file with visual studio?
11 Answers
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Can you list the keyword arguments a function receives?
I have a dict, which I need to pass key/values as keyword arguments.. For example..
5 Answers
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Rounding float in Ruby
I'm having problems rounding. I have a float, which I want to round to the hundredth of a decimal. However, I can only use .round which basically turns it into an int, meaning 2.34.round # => 2. Is there a simple effect way to do something like 2.3465 # => 2.35
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How can I read a function's signature including default argument values?
Given a function object, how can I get its signature? For example, for:
8 Answers
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Is there an opposite of include? for Ruby Arrays?
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if @players.exclude?(p.name)
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end
ActiveSupport adds the exclude? method to Array, Hash, and String. This is not pure Ruby, but is used by a LOT of rubyists.
Source: Active Support Core Extensions (Rails Guides)
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