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Rails: where does the infamous “current_user” come from?
...ain a client's state between requests. See guides.rubyonrails.org/security.html#sessions for more info.
– Erik Peterson
Oct 4 '12 at 4:20
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Are inline virtual functions really a non-sense?
...with templates (http://www.di.unipi.it/~nids/docs/templates_vs_inheritance.html)
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How to create a directory if it doesn't exist using Node.js?
... existsSync() isn't deprecated, exists() is though - nodejs.org/api/fs.html#fs_fs_existssync_path
– Ian Chadwick
Oct 18 '16 at 11:04
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Check to see if python script is running
... open() over file() as explained here: docs.python.org/2/library/functions.html#file (And yes, if you used python back around 2.2 the official advice was the opposite. Apparently they changed their minds.)
– jpk
Aug 16 '15 at 5:50
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How can I get a resource content from a static context?
...g the singleton." ~developer.android.com/reference/android/app/Application.html
– David d C e Freitas
Oct 29 '14 at 12:14
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JavaScript get element by name
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@FlorianMargaine - Actually it's a HTMLCollection ;)
– j08691
Apr 24 '12 at 21:26
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float64 with pandas to_csv
...ifies a bit this subject:
http://docs.python.org/2/tutorial/floatingpoint.html
A classic one-liner which shows the "problem" is ...
>>> 0.1 + 0.1 + 0.1
0.30000000000000004
... which does not display 0.3 as one would expect. On the other hand, if you handle the calculation using fixed ...
Hidden Features of PHP? [closed]
...agic methods goto phpcodetips.blogspot.com/2008/07/domain-model-validation.html
– grom
Oct 28 '08 at 23:44
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Restore a postgres backup file using the command line?
...ql dbname -U user
https://www.postgresql.org/docs/9.1/static/backup-dump.html
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How to create standard Borderless buttons (like in the design guideline mentioned)?
...le"
source: http://developer.android.com/guide/topics/ui/controls/button.html#Borderless
Then you can add dividers as in Karl's answer.
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