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Which @NotNull Java annotation should I use?
...er treats everyhing (instance variables, method parameters, generic types, etc) except local variables as if they have a @NonNull type by default. Per the documentation:
The NNEL default leads to the smallest number of explicit annotations in your code.
You can set a different default for a c...
Serializing an object as UTF-8 XML in .NET
...omewhere other than to memory, such as to a file, TCP/IP stream, database, etc. All in all, it's not really that verbose.
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Common MySQL fields and their appropriate data types
...5) for anything guaranteed to be under 255 characters (page titles, names, etc)
TEXT for pretty much everything else.
Of course there are exceptions, but I find that covers most eventualities.
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Is using Random and OrderBy a good shuffle algorithm?
...ents[swapIndex] = tmp;
}
// Lazily yield (avoiding aliasing issues etc)
foreach (T element in elements)
{
yield return element;
}
}
EDIT: Comments on performance below reminded me that we can actually return the elements as we shuffle them:
public static IEnumerable<...
Set every cell in matrix to 0 if that row or column contains a 0
...d column are both 1s.
Coding it will be tricky to avoid off-by-one errors etc but it should work in one pass.
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How do I flush the PRINT buffer in TSQL?
...if @MyVariableName is a stringish type (e.g., VARCHAR(MAX), NVARCHAR(MAX), etc.), you can use RAISERROR() with one line: RAISERROR(N'MyVariableName: %s', 0, 1, @MyVariableName).
– binki
Jul 23 '18 at 22:18
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R and version control for the solo data analyst
...d on the same dataset; you are preparing a report that is updated monthly, etc)
As a soloist, I don't fork that much either. However, the time I have saved by having the option to rewind has single-handedly paid back my investment in learning a version control system many, many times. You say...
Rich vs Anemic Domain Model [closed]
...xplicit references to things like services and repositories from which to fetch that information. However, it does seem easy to run into a case where cyclical references are happening. I.e. Order references Customer, Customer has a list of all Orders.I think this may have be partially why people pre...
Is Fortran easier to optimize than C for heavy calculations?
...*2))
Moreover statements such as FORALL, PURE & ELEMENTAL procedures etc. further help to optimize code. Even pointers in Fortran arent as flexible as C because of this simple reason.
The upcoming Fortran standard (2008) has co-arrays which allows you to easily write parallel code. G95 (open ...
Why doesn't the JVM cache JIT compiled code?
... the warnings that "this will only be valid with exact same JVM, same data etc and otherwise ignored". Regarding why this has not been implemented, I would expect that the added complexity of persisting and validating the JIT seed data was too much to take resources from other projects. Given the ...