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How can I create a Set of Sets in Python?
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Python's complaining because the inner set objects are mutable and thus not hashable. The solution is to use frozenset for the inner sets, to indicate that you have no intention of modifying them.
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Adding Only Untracked Files
One of the commands I find incredibly useful in Git is git add -u to throw everything but untracked files into the index. Is there an inverse of that? In the last few months, I've often found myself in a position where I've interactively added some updates to the index and I want to add all of the...
What is scope/named_scope in rails?
I've recently started an internship. My employer uses ruby on rails, and I frequently encounter new syntax that I need to look up to understand. I've googled around for a good explanation of named_scope, but what I've found so far is mostly blog posts giving high praise for it, rather a straight def...
How to configure git bash command line completion?
E.g. on a fresh ubuntu machine, I've just run sudo apt-get git , and there's no completion when typing e.g. git check[tab] .
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Flask SQLAlchemy query, specify column names
...ow could we assign alias to the field ? Because in my case, I'm using JOIN and conflict ID field which is present in both table
– Mitul Shah
Jun 6 '15 at 10:46
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How do I extract text that lies between parentheses (round brackets)?
I have a string User name (sales) and I want to extract the text between the brackets, how would I do this?
16 Answers
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What is the maximum characters for the NVARCHAR(MAX)?
...tes per character, that's approx. 1 billion characters.
Leo Tolstoj's War and Peace is a 1'440 page book, containing about 600'000 words - so that might be 6 million characters - well rounded up. So you could stick about 166 copies of the entire War and Peace book into each NVARCHAR(MAX) column.
I...
How to apply an XSLT Stylesheet in C#
I want to apply an XSLT Stylesheet to an XML Document using C# and write the output to a File.
4 Answers
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Xcode 4 - “Archive” is greyed out?
...sable the Archive button. Run through the checks that would cause an error and then display an alert. I bet 9/10 it's the simulator. "You may not archive a build for the simulator. Select iOS Device and Archive again."
– Harry Love
Mar 30 '13 at 4:35
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Why doesn't requests.get() return? What is the default timeout that requests.get() uses?
...m', timeout=5)
The timeout value will be applied to both the connect and the read
timeouts. Specify a tuple if you would like to set the values
separately:
r = requests.get('https://github.com', timeout=(3.05, 27))
NOTE: The change has since been merged to the main Requests project.
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