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Do regular expressions from the re module support word boundaries (\b)?
While trying to learn a little more about regular expressions, a tutorial suggested that you can use the \b to match a word boundary. However, the following snippet in the Python interpreter does not work as expected:
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What does @@variable mean in Ruby?
What are Ruby variables preceded with double at signs ( @@ )? My understanding of a variable preceded with an at sign is that it is an instance variable, like this in PHP:
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Getting binary content in Node.js using request
I was trying to GET a binary data using request , and had something like:
2 Answers
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Speed up the loop operation in R
I have a big performance problem in R. I wrote a function that iterates over a data.frame object. It simply adds a new column to a data.frame and accumulates something. (simple operation). The data.frame has roughly 850K rows. My PC is still working (about 10h now) and I have no idea about the...
jQuery posting JSON
update: I would like to pass the var value to the server
3 Answers
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Hibernate openSession() vs getCurrentSession()
I have some questions about using Hibernate in JSP web application.
5 Answers
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What is the proper way to URL encode Unicode characters?
I know of the non-standard %uxxxx scheme but that doesn't seem like a wise choice since the scheme has been rejected by the W3C.
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Can inner classes access private variables?
This errors out when I compile with class Outer::Inner' has no member named `var'
5 Answers
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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
I'm trying to understand the functionalities of these methods. Could you provide me a simple usecase to understand theirs semantics?
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Get commit list between tags in git
If I've a git repository with tags representing the versions of the releases.
5 Answers
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