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Python timedelta in years
...een since some date. Currently I've got timedelta from datetime module and I don't know how to convert it to years.
16 ...
Unique ways to use the Null Coalescing operator [closed]
I know the standard way of using the Null coalescing operator in C# is to set default values.
16 Answers
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Why is string concatenation faster than array join?
...owsers have also optimized string concatenation, so Safari, Opera, Chrome, and Internet Explorer 8 also show better performance using the plus operator. Internet Explorer prior to version 8 didn’t have such an optimization, and so the array technique is always faster than the plus operator.
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Differences between socket.io and websockets
What are the differences between socket.io and websockets in
node.js?
Are they both server push technologies?
The only differences I felt was,
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Generate random numbers with a given (numerical) distribution
... You can then use the rvs() method of the distribution object to generate random numbers.
As pointed out by Eugene Pakhomov in the comments, you can also pass a p keyword parameter to numpy.random.choice(), e.g.
numpy.random.choice(numpy.arange(1, 7), p=[0.1, 0.05, 0.05, 0.2, 0.4, 0.2])
If you a...
How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
...eveloper to generate an ER diagram for my DB tables but I am new to Oracle and this tool.
8 Answers
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dispatch_after - GCD in Swift?
I've gone through the iBook from Apple, and couldn't find any definition of it:
24 Answers
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How do I compare two strings in Perl?
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See perldoc perlop. Use lt, gt, eq, ne, and cmp as appropriate for string comparisons:
Binary eq returns true if the left argument is stringwise equal to the right argument.
Binary ne returns true if the left argument is stringwise not equal to the right argument....
Is it possible to set private property via reflection?
...
None of these worked for me, and my property name was unique, so I just used this:
public static void SetPrivatePropertyValue<T>(T obj, string propertyName, object newValue)
{
// add a check here that the object obj and propertyName string are...
Why Choose Struct Over Class?
...n many circumstances.
Structs are preferable if they are relatively small and copiable because copying is way safer than having multiple references to the same instance as happens with classes. This is especially important when passing around a variable to many classes and/or in a multithreaded env...