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Where is array's length property defined?
...e this:
public static void main(java.lang.String[]);
Code:
0: aload_0
1: arraylength
2: istore_1
3: return
So it's not accessed as if it were a normal field. Indeed, if you try to get it as if it were a normal field, like this, it fails:
// Fails...
Field field = args.getCl...
How can I get a resource “Folder” from inside my jar File?
... performFooOverInputStream(is);
}
} catch (IOException _e) {
throw new FooException(_e.getMessage());
}
}
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Bind TextBox on Enter-key press
...special event handler that went into the code behind:
private void TextBox_KeyEnterUpdate(object sender, KeyEventArgs e)
{
if (e.Key == Key.Enter)
{
TextBox tBox = (TextBox)sender;
DependencyProperty prop = TextBox.TextProperty;
BindingExpression binding = BindingOp...
How is pattern matching in Scala implemented at the bytecode level?
...but see below about custom extractors
case "hello" // equality check
case _ : Foo // instance of check
case x => // assignment to a fresh variable
case _ => // do nothing, this is the tail else on the if/else
There's much more that you can do with patterns like or patterns and combinations ...
Dual emission of constructor symbols
...rding to the ABI, the mangled name for your Thing::foo() is easily parsed:
_Z | N | 5Thing | 3foo | E | v
prefix | nested | `Thing` | `foo`| end nested | parameters: `void`
You can read the constructor names similarly, as below. Notice how the constructor "name" isn't given, but ...
How to install both Python 2.x and Python 3.x in Windows
...the following environment variable (to default on double click):
Name: PY_PYTHON
Value: 3
To launch a script in a particular interpreter, add the following shebang (beginning of script):
#! python2
To execute a script using a specific interpreter, use the following prompt command:
> py -2...
What is an .axd file?
...hat render resources to the client WebResource.axd?d=SbXSD3uTnhYsK4gMD8fL84_mH.... .css and .js files are static
– Magnus
May 4 '11 at 7:23
...
C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?
...kes an optional collection of Expression<Func<T,object>> (e.g. _repo.GetById(id, x => x.MyCollection))
– Derek Greer
Jul 17 '15 at 16:20
4
...
How to split a long regular expression into multiple lines in JavaScript?
... //any unencapsulated string of the following
\b[A-Za-z$_][\w$]*\b
|
//a quoted string
//this is #5!
("|')(?:
//that contains any non-escape, non-quote character
(?!\5|\\).
...
Get file size, image width and height before upload
...;img src="blob:null/026cceb9-edr4-4281-babb-b56cbf759a3d">
const EL_browse = document.getElementById('browse');
const EL_preview = document.getElementById('preview');
const readImage = file => {
if ( !(/^image\/(png|jpe?g|gif)$/).test(file.type) )
return EL_preview.insertAdj...