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Are global variables bad? [closed]
...o the point of being virtually impossible (or at least a complete waste of time).
If you don't rely on global variables, you can pass state around between different functions as needed. That way you stand a much better chance of understanding what each function does, as you don't need to take the ...
Check if string contains only digits
I want to check if a string contains only digits. I used this:
14 Answers
14
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Tricks to manage the available memory in an R session
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Ensure you record your work in a reproducible script. From time-to-time, reopen R, then source() your script. You'll clean out anything you're no longer using, and as an added benefit will have tested your code.
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How to recover stashed uncommitted changes
...o write stash@{0}—and one spelled stash@{1}. Use git stash list (at any time) to see them all. The newest is always the lowest-numbered. When you git stash drop, it drops the newest, and the one that was stash@{1} moves to the top of the stack. If you had even more, the one that was stash@{2} ...
What's Pros and Cons: putting javascript in head and putting just before the body close
... it seems the defer attribute has been supported in Firefox for quite some time.
– user2428118
Jun 21 '18 at 13:08
Tha...
How to get document height and width without using jquery
How to get document height and width in pure javascript i.e without using jquery .
I know about $(document).height() and $(document).width() , but I want to do this in javascript .
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Best practice using NSLocalizedString
...g the same string in different places
If you use the same string multiple times, you can either use a macro as you did, or cache it as an instance variable in your view controller or your data source.
This way you won't have to repeat the description which may get stale and get inconsistent among i...
Feedback on using Google App Engine? [closed]
...emailer
but here also you will have to take care that you don't spend much time here
or break task into several pieces
It provides Django like modeling capabilities but backend is totally different but for a new project it should not matter.
But overall I think it is excellent for creating apps wh...
Code Wrap IntelliJ?
How would be possible to assign a shortcut for word wrap like as sublime text do? i.e. if the code line is too long it should be automatically break to the next line. wikipedia.org.org/Word_wrap
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In PyCharm, how to go back to last location?
edit: my system had global key map which had overridden pycharm.
Here's the original question:
11 Answers
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