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How to write UPDATE SQL with Table alias in SQL Server 2008?
I have a very basic UPDATE SQL -
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UML class diagram enum
I am modeling a class diagram. An attribute of a class is an enumeration. How do I model this? Normally you do something like this:
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Getting the count of unique values in a column in bash
I have tab delimited files with several columns. I want to count the frequency of occurrence of the different values in a column for all the files in a folder and sort them in decreasing order of count (highest count first). How would I accomplish this in a Linux command line environment?
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Node.JS constant for platform-specific new line?
Is there a constant available in Node.JS for a newline character that is specific to the platform the application is running on?
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How to check if a column exists in Pandas
Is there a way to check if a column exists in a Pandas DataFrame?
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Open an IO stream from a local file or url
I know there are libs in other languages that can take a string that contains either a path to a local file or a url and open it as a readable IO stream.
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Changing case in Vim
Is there a command in Vim that changes the case of the selected text?
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vim repeat find next character 'x'
I often navigate in vim by f x to find next occurrence of character 'x',
but overlook that there is a word (or more words) containing 'x' in between the word I want to edit and the beginning cursor position.
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Download Github pull request as unified diff
How can I download the changes contained in a Github pull request as a unified diff?
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How do I get the filepath for a class in Python?
Given a class C in Python, how can I determine which file the class was defined in? I need something that can work from either the class C, or from an instance off C.
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