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Generating a UUID in Postgres for Insert statement?
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answered Sep 20 '12 at 2:03
Craig RingerCraig Ringer
242k5353 gold badges539539 silver badges643643 bronze badges
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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
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answered Feb 20 '14 at 4:34
Kirti Thorat♦Kirti Thorat
49k88 gold badges9696 silver badges103103 bronze badges
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Why would I ever use push_back instead of emplace_back?
...ed its memory. However, I was basing these changes off my understanding in 2012, during which I thought "emplace_back does everything push_back can do and more, so why would I ever use push_back?", so I also changed the push_back to emplace_back.
Had I instead left the code as using the safer push_...
Set the table column width constant regardless of the amount of text in its cells?
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table {
border: 1px solid black;
table-layout: fixed;
width: 200px;
}
th,
td {
border: 1px solid black;
width: 100px;
overflow: hidden;
}
<table>
<tr>
<th>header 1</th>
<th>header 234567895678657</th>
</tr>
&l...
Your project contains error(s), please fix it before running it
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220
That usually comes from errors in the build path.
If you're using eclipse, there is a view you...
How to step back in Eclipse debugger?
...Eclipse?
– Ayusman
Aug 30 '12 at 23:20
@Ayusman: no, I'm sorry, I don't have anything to share beyond what's on the OD...
How do you calculate the average of a set of circular data? [closed]
...gic, I get an average angle of 341.8947... instead of 342 for angles of [ 320, 330, 340, 350, 10, ]. Anyone see my typo?
– Alex Robinson
Jul 3 '14 at 12:15
1
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Is it possible to forward-declare a function in Python?
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edited May 27 '16 at 0:20
Borodin
123k99 gold badges6464 silver badges134134 bronze badges
answered O...
Anaconda vs. EPD Enthought vs. manual installation of Python [closed]
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Update 2015: Nowadays I always recommend Anaconda. It includes lots of Python packages for scientific computing, data science, web development, etc. It also provides a superior environment tool, conda, which allows to easily switch ...
How do I interpret precision and scale of a number in a database?
...value mean?
– Geek
Jun 19 '14 at 13:20
@Geek According to technet.microsoft.com/en-us/library/ms187746.aspx The scale ...