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Advantage of creating a generic repository vs. specific repository for each object?
...e implementation might be:
public interface IUserRepository
{
User GetById(int id);
IQueryable<User> GetLockedOutUsers();
void Insert(User user);
}
public class UserRepository : Repository<User>, IUserRepository
{
public UserRepository(DataContext dataContext) : base(...
Is Haxe worth learning? [closed]
... libraries for specific targets. Haxe tries to ease the pain of transition by having just one source language (the Haxe language) and many outputs (through the Haxe compiler). The language is very friendly and quite easy to learn, no matter your background.
Reading the website it looks very prom...
How do I compute derivative using Numpy?
...rences
Automatic Derivatives
Symbolic Differentiation
Compute derivatives by hand.
Finite differences require no external tools but are prone to numerical error and, if you're in a multivariate situation, can take a while.
Symbolic differentiation is ideal if your problem is simple enough. Symb...
Hiding the scroll bar on an HTML page
...tweaks.
Firefox 64 now supports the experimental scrollbar-width property by default (63 requires a configuration flag to be set). To hide the scrollbar in Firefox 64:
#element {
scrollbar-width: none;
}
To see if your current browser supports either the pseudo element or scrollbar-width, tr...
Python division
...m __future__ import division you can get the old C-style division behavior by using two slashes (e.g. 1 // 2 will result in 0). See Pep 238 Changing the Division Operator
– User
Nov 28 '13 at 5:40
...
How to sort an array of associative arrays by value of a given key in PHP?
...uentially-indexed array will result in a sorted array which is not ordered by its numeric indexes, such that the first element seen in a foreach loop is not $your_array[0], which is unlikely to be desirable behaviour.
– Mark Amery
Mar 26 '14 at 12:47
...
explicit casting from super class to subclass
...
By using a cast you're essentially telling the compiler "trust me. I'm a professional, I know what I'm doing and I know that although you can't guarantee it, I'm telling you that this animal variable is definitely going to be...
Array extension to remove object by value
...the original array, you can make your method more thread safe and reusable by returning a copy:
func arrayRemovingObject<T : Equatable>(object: T, fromArray array: [T]) -> [T] {
}
As an alternative that I don't recommend, you can have your method fail silently if the type stored in the a...
Is it possible to read from a InputStream with a timeout?
...ve found the opposite - it always returns the best value for the number of bytes available. Javadoc for InputStream.available():
Returns an estimate of the number of bytes that can be read (or skipped over)
from this input stream without blocking by the next invocation of a method for
this input...
How to remove a column from an existing table?
...t generally speaking this is not so trivial.
If this column is referenced by other tables then you need to figure out what to do with other tables/columns. One option is to remove foreign keys and keep referenced data in other tables.
Another option is to find all referencing columns and remove th...