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Keyboard shortcut to comment lines in Sublime Text 3
... be valid, but in Sublime Text 3 (build 3047) they no longer seem to work. Does anybody know the right default keyboard shortcuts for Linux and MacOS? Or is it a bug?
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what are the .map files used for in Bootstrap 3.x?
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If we remove that from bootstrap.css , does it cause any errors or kind of things?
– Harry Suren
Jan 23 '15 at 9:24
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Generator Expressions vs. List Comprehension
...thing for something in get_some_stuff())
print gen()[:2] # generators don't support indexing or slicing
print [5,6] + gen() # generators can't be added to lists
Basically, use a generator expression if all you're doing is iterating once. If you want to store and use the generated results, th...
Remove substring from the string
...; "bar"
there is a non '!' version as well. More info can be seen in the documentation about other versions as well:
http://www.ruby-doc.org/core/classes/String.html#method-i-slice-21
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How to create an array for JSON using PHP?
...o json_encode($arr);
?>
There's a post by andyrusterholz at g-m-a-i-l dot c-o-m on the aforementioned page that can also handle complex nested arrays (if that's your thing).
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What does “all” stand for in a makefile?
...or me it is still unclear for what the target "all" stands for and what it does.
4 Answers
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Generate full SQL script from EF 5 Code First Migrations
How do I use Entity Framework 5 Code First Migrations to create a full database script from the initial (empty) state to the latest migration?
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Change Bootstrap tooltip color
What I'm trying to do is change the tooltip color to red. However, I also want to have multiple other colors so I don't simply want to replace the original tooltip's color.
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Why is “if not someobj:” better than “if someobj == None:” in Python?
...e. Roughly, we are asking the object : are you meaningful or not ? This is done using the following algorithm :
If the object has a __nonzero__ special method (as do numeric built-ins, int and float), it calls this method. It must either return a bool value which is then directly used, or an int v...
How to show SQL queries run in the Rails console?
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Enter this line in the console:
ActiveRecord::Base.logger = Logger.new(STDOUT)
Rails 2
Enter this line in the console:
ActiveRecord::Base.connection.instance_variable_set :@logger, Logger.new(STDOUT)
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