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Imply bit with constant 1 or 0 in SQL Server
Is it possible to express 1 or 0 as a bit when used as a field value in a select statement?
8 Answers
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Finding quaternion representing the rotation from one vector to another
I have two vectors u and v. Is there a way of finding a quaternion representing the rotation from u to v?
7 Answers
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Common MySQL fields and their appropriate data types
I am setting up a very small MySQL database that stores, first name, last name, email and phone number and am struggling to find the 'perfect' datatype for each field. I know there is no such thing as a perfect answer, but there must be some sort of common convention for commonly used fields such as...
How to make rounded percentages add up to 100%
Consider the four percentages below, represented as float numbers:
17 Answers
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How do I round to the nearest 0.5?
I have to display ratings and for that i need increments as follows:
9 Answers
9
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Python: print a generator expression?
In the Python shell, if I enter a list comprehension such as:
5 Answers
5
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How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?
...rent version of ruby is ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.5.0] but I want to update it to the latest patch level using rvm. How can I do this?
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A top-like utility for monitoring CUDA activity on a GPU
I'm trying to monitor a process that uses CUDA and MPI, is there any way I could do this, something like the command "top" but that monitors the GPU too?
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Specify pane percentage in tmuxinator project
How can I specify a pane percentage in tmuxinator ?
1 Answer
1
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Adding 'serial' to existing column in Postgres
I have a small table (~30 rows) in my Postgres 9.0 database with an integer ID field (the primary key) which currently contains unique sequential integers starting at 1, but which was not created using the 'serial' keyword.
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