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Installing Python packages from local file system folder to virtualenv with pip
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edited Jan 31 '15 at 0:42
Farray
7,09633 gold badges2929 silver badges3636 bronze badges
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do..end vs curly braces for blocks in Ruby
...ence between the two that can be illustrated with this example:
puts [1,2,3].map{ |k| k+1 }
2
3
4
=> nil
puts [1,2,3].map do |k| k+1; end
#<Enumerator:0x0000010a06d140>
=> nil
This means that {} has a higher precedence than do..end, so keep that in mind when deciding what you want to ...
MySQL IF NOT NULL, then display 1, else display 0
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LEFT JOIN addresses a ON c.customerid = a.customerid
WHERE customerid = 123
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Get Visual Studio to run a T4 Template on every build
.../f %%d in (t4list.txt) do (
set file_name=%%d
set file_name=!file_name:~0,-3!.%extension%
echo: \--^> !file_name!
TextTransform.exe -out !file_name! %%d
)
echo transformation complete
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How to try convert a string to a Guid [duplicate]
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301
new Guid(string)
You could also look at using a TypeConverter.
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How to get a key in a JavaScript object by its value?
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edited Mar 22 '19 at 13:03
jithinkmatthew
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answered Jan 28 '15 ...
How do I rename the extension for a bunch of files?
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390
For an better solution (with only bash functionality, as opposed to external calls), see one o...
define() vs. const
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As of PHP 5.3 there are two ways to define constants: Either using the const keyword or using the define() function:
const FOO = 'BAR';
define('FOO', 'BAR');
The fundamental difference between those two ways is that const defines cons...
How to make a Bootstrap accordion collapse when clicking the header div?
...: pointer;
}
Here's a jsfiddle with the modified html from the Bootstrap 3 documentation.
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How to properly compare two Integers in Java?
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312
No, == between Integer, Long etc will check for reference equality - i.e.
Integer x = ...;
In...