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What is the string length of a GUID?
...omment about 'digits only' with the "N" option is a bit tricky! You should read it as without braces & hyphens
– Jowen
Jul 23 '14 at 13:15
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How do I disable form fields using CSS?
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I wanted to "disable" the last link of a breadcrumb, and I wasn't with this workaround in mind... thanks to this with some color change and without underline, it made the trick! :D
– Facundo Colombier
Apr 9 '15 at 21:59
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What does enumerate() mean?
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I am reading a book (Effective Python) by Brett Slatkin and he shows another way to iterate over a list and also know the index of the current item in the list but he suggests that it is better not to use it and to use enumerate i...
Dump a NumPy array into a csv file
...rray into a CSV file? I have a 2D NumPy array and need to dump it in human-readable format.
11 Answers
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What are some popular naming conventions for Unit Tests? [closed]
..., who the hell cares? Only you and your team will see it, so long as it is readable, and clear about what the test is doing, carry on! :)
That said, I am still quite new to testing and blogging my adventures with it :)
shar...
What is the correct way of using C++11's range-based for?
... copy ctor.
3 X copy ctor.
5 X copy ctor.
7 X copy ctor.
9
As it can be read from the output, copy constructor calls are made during range-based for loop iterations.
This is because we are capturing the elements from the container by value
(the auto x part in for (auto x : v)).
This is ineffici...
How to use Global Variables in C#?
...ic static String FILE_NAME = "Output.txt"; // Modifiable
public static readonly String CODE_PREFIX = "US-"; // Unmodifiable
}
You can then retrieve the defined values anywhere in your code (provided it's part of the same namespace):
String code = Globals.CODE_PREFIX + value.ToString();
In o...
Copying data from one SQLite database to another
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This is kind of obvious ... but if there is already a table with that name in the target-database, it is not possible. So it is not possible to add to already existing data with that solution (great otherwise)
– Martin Meeser
Jan 25...
When should I use a struct instead of a class?
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I am surprised I have not read at any of the previous answer this, which I consider the most crucial aspect :
I use structs when I want a type with no identity. For example a 3D point:
public struct ThreeDimensionalPoint
{
public readonly int X,...
Why is “import *” bad?
...rted and can't easily find from which module a certain thing was imported (readability).
Because you can't use cool tools like pyflakes to statically detect errors in your code.
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