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How do I use raw_input in Python 3
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Starting with Python 3, raw_input() was renamed to input().
From What’s New In Python 3.0, Builtins section second item.
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Android: Test Push Notification online (Google Cloud Messaging) [closed]
...firewall restrictions I can not deploy a test sever for push notification. What I am looking for is a online server which would send some test notifications to my device to test my client implementation.
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form serialize javascript (no framework)
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What error do you get and what version of Safari is it? Perhaps new FormData(formElement) is not supported there yet?
– glebm
Apr 18 '18 at 23:38
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Where is my .vimrc file?
... @Shadoninja - that wasn't "yours", that is the global rc file. Whatever you define in your .vimrc file (in most cases in your home directory) will override the defaults in /etc/vimrc.
– mathguy
Apr 6 '18 at 18:19
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Remove directory from remote repository after adding them to .gitignore
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@MarkLongair What does -r and --cached. Thanks.
– Labanino
Aug 28 '14 at 21:43
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For each row in an R dataframe
... Be careful, as the dataframe is converted to a matrix, and what you end up with (x) is a vector. This is why the above example has to use numeric indexes; the by() approach gives you a data.frame, which makes your code more robust.
– Darren Cook
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HashMap get/put complexity
...n my experience. So no, O(1) certainly isn't guaranteed - but it's usually what you should assume when considering which algorithms and data structures to use.
In JDK 8, HashMap has been tweaked so that if keys can be compared for ordering, then any densely-populated bucket is implemented as a tree...
How to verify an XPath expression in Chrome Developers tool or Firefox's Firebug?
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@user1177636: What software did you use for generating these GIFs?
– JacekM
Mar 22 '14 at 23:59
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Play audio from a stream using C#
... like it is quite error-prone to threading problems. Are you sure you know what you are doing?
– Martin
Feb 24 '11 at 10:37
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What is context in _.each(list, iterator, [context])?
I am new to underscore.js. What is the purpose of [context] in _.each() ? How should it be used?
5 Answers
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