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How to destroy an object?
... seems to have better performance (not tested but documented on one of the comments from the PHP official manual).
That said, do keep in mind that PHP always destroys the objects as soon as the page is served. So this should only be needed on really long loops and/or heavy intensive pages.
...
Convert a PHP object to an associative array
...Output:
array(2) {
'foo' => int(1)
'bar' => int(2)
}
Example: Complex Object
class Foo
{
private $foo;
protected $bar;
public $baz;
public function __construct()
{
$this->foo = 1;
$this->bar = 2;
$this->baz = new StdClass;
}
}
...
What is App.config in C#.NET? How to use it?
...e file from here, why doesn't it reflect the applied changes?
A: When you compile an application, its app.config is copied to the bin directory1 with a name that matches your exe. For example, if your exe was named "test.exe", there should be a "text.exe.config" in your bin directory. You can chang...
Android YouTube app Play Video Intent
...w Intent(Intent.ACTION_VIEW,
Uri.parse("http://www.youtube.com/watch?v=" + id));
try {
context.startActivity(appIntent);
} catch (ActivityNotFoundException ex) {
context.startActivity(webIntent);
}
}
Note: Beware when you are using this method, YouTube...
Python: Bind an Unbound Method?
...t guide to descriptors.
As a self-contained example pulled from Keith's comment:
def bind(instance, func, as_name=None):
"""
Bind the function *func* to *instance*, with either provided name *as_name*
or the existing name of *func*. The provided *func* should accept the
instance...
Binding arrow keys in JS/jQuery
...
By far best answer. Uses e.which like jQuery recommends for cross-browser, uses e.preventDefault() instead of return false (return false on a jQuery event handler triggers both e.preventDefault() and e.stopPropagation(), the second of which is going to cause any later add...
How to scale Docker containers in production
...
Project Atomic
Geard
Update 11
A Docker NodeJS lib wrapping the Docker command line and managing it from a json file.
docker-cmd
Update 12
Amazon's new container service enables scaling in the cluster.
Update 13
Strictly speaking Flocker does not "scale" applications, but it is designed ...
SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu
...his link for conversion formats and further reading.
https://www.w3schools.com/sql/func_sqlserver_convert.asp
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Escape double quotes in parameter
... Actually ^ didn't work for me, but \ did, per this answer: stackoverflow.com/questions/2403647/…
– kalenjordan
Aug 16 '12 at 22:05
27
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How can I default a parameter to Guid.Empty in C#?
...t is a variable, not a constant (defined as static readonly not as const). Compiler can only have compiler-known values as method parameters default values (not runtime-only-known).
The root cause is that you cannot have a const of any struct, unlike enum for example. If you try it, it will not com...