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Why isn't SQL ANSI-92 standard better adopted over ANSI-89?
...WHERE clause.
For my part, I do all my joins in the SQL-92 syntax, and I convert code where I can. It's the cleaner, more readable and powerful way to do it. But it's hard to convince someone to use the new style, when they think it hurts them in terms of more typing work while not changing the qu...
What Are the Differences Between PSR-0 and PSR-4?
...k for Acme\Foo\Bar in src/Bar.php(where Bar class is).
2. PSR-4 does not convert underscores to directory separators
3. You would prefer using PSR-4 with namespaces
4. PSR-0 will not work even if the class name is different from file name, like considering above example:
Acme\Foo\Bar --->...
What is the difference between mocking and spying when using Mockito?
...n the documentation:
Real partial mocks (Since 1.8.0)
Finally, after many internal debates & discussions on the mailing list, partial mock support was added to Mockito. Previously we considered partial mocks as code smells. However, we found a legitimate use case for partial mocks.
Before relea...
Things possible in IntelliJ that aren't possible in Eclipse?
...SPACE>"
and it will show you list of those beans which you can inject into that property.
Java
Very smart autocomplete in Java code:
interface Person {
String getName();
String getAddress();
int getAge();
}
//---
Person p;
String name = p.<CTRL-SHIFT-SPACE>
and it shows ...
When do we need to set ProcessStartInfo.UseShellExecute to True?
... uses long file names.
So when you use UseShellExecute=false, make sure to convert your directory and file names to 8.3 names (google ".net how to get 8.3 filename").
(Not exectly sure what Windows versions and/or file systems do it this way, tested on Windows 7, NTFS.)
...
Using Java 8's Optional with Stream::flatMap
...n the API, in that it's somewhat inconvenient to turn an Optional<T> into a zero-or-one length Stream<T>. You could do this:
Optional<Other> result =
things.stream()
.map(this::resolve)
.flatMap(o -> o.isPresent() ? Stream.of(o.get()) : Stream.empty())
...
Remove non-ascii character in string
...... invalid characters (be it %80, \uFFFF or unexplained whitespaces) when converting to base64, this is a working solution
– B. León
Jun 30 at 2:38
add a comment
...
Use numpy array in shared memory for multiprocessing
...
Good point about order of operations. That's what I had in mind, though: create a user-specified number of shared arrays, then spawn a few child processes. Is that straightforward?
– Andrew
Jan...
what is the difference between OLE DB and ODBC data sources?
...g to happen for a number of reasons, such as:
The world was not going to convert to Microsoft technologies and
away from ODBC;
DAO/ODBC was faster than ADO/OLE DB and was also thoroughly integrated into MS Access, so wasn’t going to die a natural death;
New technologies that were being developed...
Why does the MongoDB Java driver use a random number generator in a conditional?
...p;& Math.random() <= 0.1)
return res;
The commit that originally introduced this logic had
if (_ok == true) {
_logger.log( Level.WARNING , "Server seen down: " + _addr, e );
} else if (Math.random() < 0.1) {
_logger.log( Level.WARNING , "Server seen down: " + _addr );
}
—anothe...