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How do I force Postgres to use a particular index?
...s a conscious decision made by the PostgreSQL team. A good overview of why and what you can do instead can be found here. The reasons are basically that it's a performance hack that tends to cause more problems later down the line as your data changes, whereas PostgreSQL's optimizer can re-evaluate ...
Get generated id after insert
I'm using the SQLite with Android, and I want to know the best way to get the generated id of the row I inserted.
5 Answers...
What is an xs:NCName type and when should it be used?
I ran one of my xml files through a schema generator and everything generated was what was expected, with the exception of one node:
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“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
Is there an algorithm to estimate the median, mode, skewness, and/or kurtosis of set of values, but that does NOT require storing all the values in memory at once?
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Error - trustAnchors parameter must be non-empty
I'm trying to configure my e-mail on Jenkins/Hudson, and I constantly receive the error:
44 Answers
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Git reset --hard and push to remote repository
I had a repository that had some bad commits on it (D, E and F for this example).
5 Answers
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How can I get the current language in Django?
...) translation, it's in request.LANGUAGE_CODE."
– Alexander Marquardt
Dec 1 '10 at 18:10
4
That li...
Why isn't textarea an input[type=“textarea”]?
...single-line fields ("text"), as they really are different types of things, and imply different issues (semantics) for client-side handling.
– Marc Andreessen, 11 October 1993
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What does it mean to start a PHP function with an ampersand?
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An ampersand before a function name means the function will return a reference to a variable instead of the value.
Returning by reference is useful when
you want to use a function to find to
which variable a reference should b...
Removing packages installed with go get
...ullies my root Go install (I would much prefer to keep my Go install clean and separate core from custom). How do I remove packages installed previously?
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