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How do I generate a constructor from class fields using Visual Studio (and/or ReSharper)?
... to generate a constructor based on fields that are already in the class. If you try to instantiate the class with a signature that doesn't match any existing ones, it will offer to generate that constructor for you.
– James Kolpack
Jun 4 '10 at 17:45
...
How do I detect the Python version at runtime? [duplicate]
...o.
For example, to check that you are running Python 3.x, use
import sys
if sys.version_info[0] < 3:
raise Exception("Must be using Python 3")
Here, sys.version_info[0] is the major version number. sys.version_info[1] would give you the minor version number.
In Python 2.7 and later, the ...
How do I split a string with multiple separators in javascript?
...me", "world!"]
>>> bit = bits[bits.length - 1]
"world!"
... and if the pattern doesn't match:
>>> bits = "Hello awesome, world!".split(/foo/)
["Hello awesome, world!"]
>>> bits[bits.length - 1]
"Hello awesome, world!"
...
Check if a string contains a substring in SQL Server 2005, using a stored procedure
I've a string, @mainString = 'CATCH ME IF YOU CAN' . I want to check whether the word ME is inside @mainString .
2 Answ...
LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...e that you only want the first one.
I personally find the semantics very different and using the appropriate one, depending on the expected results, improves readability.
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improve this answe...
How to check if click event is already bound - JQuery
... called events, so you could search in this:
var button = $('#myButton');
if (-1 !== $.inArray(onButtonClicked, button.data('events').click)) {
button.click(onButtonClicked);
}
It would be best, of course, if you could structure your application so this code only gets called once.
This cou...
Is the “struct hack” technically undefined behavior?
...
As the C FAQ says:
It's not clear if it's legal or portable, but it is rather popular.
and:
... an official interpretation has deemed that it is not strictly conforming with the C Standard, although it does seem to work under all known implementations. ...
What is the difference between HashSet and List?
Can you explain what is the difference between HashSet<T> and List<T> in .NET?
8 Answers
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Why does direction of index matter in MongoDB?
...finding single items - The order of the nodes in the tree is irrelevant.
If you are returning a range of nodes - The elements close to each other will be down the same branches of the tree. The closer the nodes are in the range the quicker they can be retrieved.
With a single field index - The ...
add column to mysql table if it does not exist
... MySQL prior to 5.0. Nor are stored procedures supported prior to 5.0, so if you need to support MySQL 4.1, this solution isn't good.
One solution used by frameworks that use database migrations is to record in your database a revision number for the schema. Just a table with a single column and ...