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Why does writeObject throw java.io.NotSerializableException and how do I fix it?
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answered Dec 15 '12 at 20:26
BozhoBozho
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Store query result in a variable using in PL/pgSQL
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201
I think you're looking for SELECT INTO:
select test_table.name into name from test_table where...
How to get the original value of an attribute in Rails
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Copied from Lucas Andrade's answer below: https://stackoverflow.com/a/50973808/9359123
Appending _was is deprecated in rails 5.1, now you should append _before_last_save
Something like:
before_save object
do_something_with object.name_before_last_save
end
Will return the name value bef...
Difference between 'self' and 'total' in Chrome CPU Profile of JS
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305
self is how much time was spent doing work directly in that function.
total is how much time w...
What's the difference between findAndModify and update in MongoDB?
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@MarkUnsworth open a support case with 10gen - if there is a bug in locking with findAndModify I can guarantee you engineers would want to fix it asap. If that was the case though we would see a lot of people report this behavior but findAndModify works as designe...
Initializing a two dimensional std::vector
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208
Use the std::vector::vector(count, value) constructor that accepts an initial size and a defaul...
Git command to display HEAD commit id?
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Jorge Ferreira
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answered Dec 28 '09 at 4:44
Randal SchwartzRandal Schwartz
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Automatically add newline at end of curl response body
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answered Jan 30 '13 at 21:32
David J.David J.
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printf format specifiers for uint32_t and size_t
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answered Jul 2 '10 at 18:40
CogwheelCogwheel
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How to avoid merge-commit hell on GitHub/BitBucket
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– Todd A. Jacobs
May 3 '13 at 22:02
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One thing to note with this process is that, before merg...