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vim line numbers - how to have them on by default?
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471
Add set number to your .vimrc file in your home directory.
If the .vimrc file is not in your h...
How can I see the size of files and directories in linux? [closed]
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564
Use ls command for files and du command for directories.
Checking File Sizes
ls -l filename ...
How to get nice formatting in the Rails console
...er it
was completely removed with the release of Ruby 2.0.0.
For rails 4/ruby 2 you could use just
puts object.to_yaml
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Is there any pythonic way to combine two dicts (adding values for keys that appear in both)?
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842
Use collections.Counter:
>>> from collections import Counter
>>> A = Counter...
Is it possible to refresh a single UITableViewCell in a UITableView?
...ion:UITableViewRowAnimationNone];
[self.tableView endUpdates];
In Xcode 4.6 and higher:
[self.tableView beginUpdates];
[self.tableView reloadRowsAtIndexPaths:@[indexPathOfYourCell] withRowAnimation:UITableViewRowAnimationNone];
[self.tableView endUpdates];
You can set whatever your like as an...
When should I use a struct instead of a class?
...Choosing Between Classes and Structures.
Basically, that page gives you a 4-item checklist and says to use a class unless your type meets all of the criteria.
Do not define a structure unless the
type has all of the following
characteristics:
It logically represents a single valu...
TypeScript sorting an array
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answered Feb 10 '14 at 21:08
SLaksSLaks
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How to convert a string into double and vice versa?
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jjnguy
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answered Oct 4 '08 at 7:45
olliejolliej
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How to implement a good __hash__ function in python [duplicate]
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edited Sep 20 '12 at 11:34
Fred Foo
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answer...
How to specify HTTP error code?
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Per the Express (Version 4+) docs, you can use:
res.status(400);
res.send('None shall pass');
http://expressjs.com/4x/api.html#res.status
<=3.8
res.statusCode = 401;
res.send('None shall pass');
...