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fatal error: Python.h: No such file or directory
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On Mint 18.2 (Ubuntu based), it was apt-get install python-dev.
– CoderGuy123
Aug 31 '17 at 15:59
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How do I return early from a rake task?
...sing this in a cron job or something that needs to do something afterwards based on whether the rake task was successful or not.
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How do I format a date in Jinja2?
...m"
return babel.dates.format_datetime(value, format)
(This filter is based on babel for reasons regarding i18n, but you can use strftime too). The advantage of the filter is, that you can write
{{ car.date_of_manufacture|datetime }}
{{ car.date_of_manufacture|datetime('full') }}
which looks...
How to change bower's default components folder?
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Based on the docs, it has to be in .bowerrc, not bower.json. Strange ... bower.io/#custom-install-directory
– joemfb
Mar 21 '14 at 15:29
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When exactly is it leak safe to use (anonymous) inner classes?
...Inner Classes
Garbage Collection is automatic but tries to remove objects based on whether it thinks they are being used. The Garbage Collector is pretty smart, but not flawless. It can only determine if something is being used by whether or not there is an active reference to the object.
The rea...
Saving enum from select in Rails 4.1
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If you need to handle the i18n based on the enum keys you can use:
<%= f.select :color, Wine.colors.keys.map {|key| [t("wine.#{key}"), key]} %>
and in the tranlations you can set the colors:
wine:
red: Red
white: White
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Daylight saving time and time zone best practices [closed]
...e higher precision, use milliseconds instead. This value should always be based on UTC, without any time zone adjustment.
If you might later need to modify the timestamp, include the original time zone ID so you can determine if the offset may have changed from the original value recorded.
When sch...
Run a single migration file
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'up' appears to not run if the database schema version is later than the migration in question, which can happen when merging another person's changes, for example.
– Matt Connolly
Mar 28 '12 at 2:12
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How to work offline with TFS
...n.com/benryan/archive/2007/12/12/how-to-make-tfs-offline-strictly-solution-based.aspx
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What exactly can cause an “HIERARCHY_REQUEST_ERR: DOM Exception 3”-Error?
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single code base for web/phonegap, refactored to dynamically loading template using answer by koorchik at stackoverflow.com/questions/8366733/…. worked in desktop browser, did not work in mobile browser or native app. this solution di...