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select and update database record with a single queryset
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Use the queryset object update method:
MyModel.objects.filter(pk=some_value).update(field1='so...
How do I temporarily disable triggers in PostgreSQL?
...ion:
SET session_replication_role = DEFAULT;
Source: http://koo.fi/blog/2013/01/08/disable-postgresql-triggers-temporarily/
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ValueError: math domain error
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ValueError: math domain error
Without knowing what your newtonRaphson2 function does, I'm not sure I can guess where the invalid x[2] value is coming from, but hopefully this will lead you on the right track.
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How to compare two strings in dot separated version format in Bash?
Is there any way to compare such strings on bash, e.g.: 2.4.5 and 2.8 and 2.4.5.1 ?
29 Answers
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Using R to list all files with a specified extension
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files <- list.files(pattern = "\\.dbf$")
$ at the end means that this is end of string. "...
Formatting Phone Numbers in PHP
...SMS app and need to be able to convert the sender's phone number from +11234567890 to 123-456-7890 so it can be compared to records in a MySQL database .
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Build.scala, % and %% symbols meaning
I'm new to Play! Framework 2.1 (java version) and have no experience with scala. I don't understand what are and what does % and %% mean in Build.scala. I googled about them but couldn't find their meaning.
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iterating over each character of a String in ruby 1.8.6 (each_char)
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edited Sep 28 '09 at 1:02
answered Sep 28 '09 at 0:55
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jQuery show for 5 seconds then hide
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answered Aug 7 '10 at 1:22
Nick Craver♦Nick Craver
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Convert Linq Query Result to Dictionary
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3 revs, 3 users 72%tvanfosson
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