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Opening Android Settings programmatically
...
I used the code from the most upvoted answer:
startActivityForResult(new Intent(android.provider.Settings.ACTION_SETTINGS), 0);
It opens the device settings in the same window, thus got the users of my android application (finnmglas/Launche...
Maximum value for long integer
...mit. The amount of available address space forms a practical limit.
(Taken from this site). See the docs on Numeric Types where you'll see that Long integers have unlimited precision. In Python 2, Integers will automatically switch to longs when they grow beyond their limit:
>>> import sys...
What is token-based authentication?
... Am I correct in thinking that in a web application, one (or more) cookies from the remote web site performs the function of the token?
– AJP
Dec 9 '12 at 14:10
31
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How to make a valid Windows filename from an arbitrary string?
I've got a string like "Foo: Bar" that I want to use as a filename, but on Windows the ":" char isn't allowed in a filename.
...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...ition to objects, there are primitives. All objects in Java are descendant from java.lang.Object, but primitives are set apart and, presently*, not extensible by a programmer. Note also that primitives have "operators", not methods.
In Scala, on the other hand, everything is an object, all objects ...
Syntax highlighting for Jade in Sublime Text 2?
...ses a nice packaging system too:
If you need to, install Package Control from here
Open the command palette (command + shift + P) and go to Package Control (just type "install"). You may need to wait for the repository to be updated.
When in package control type "jade" to find the Jade Syntax Hig...
How to display all methods of an object?
...-in, they're defined by the browser and most likely enumerable by design.
From ECMA-262 Edition 3:
Global Object
There is a unique global
object (15.1), which is created before
control enters any execution context.
Initially the global object has the
following properties:
• B...
Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
9
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How to make a class conform to a protocol in Swift?
...nform to protocol 'NSObjectProtocol'
You have to make your class inherit from NSObject to conform to the NSObjectProtocol. Vanilla Swift classes do not. But many parts of UIKit expect NSObjects.
class CustomDataSource : NSObject, UITableViewDataSource {
}
But this:
Type 'CellDatasDataSourc...
How can I add reflection to a C++ application?
...iterate over the fields we use the visitor pattern. We create an MPL range from 0 to the number of fields, and access the field data at that index. Then it passes the field data on to the user-provided visitor:
struct field_visitor
{
template<class C, class Visitor, class I>
void oper...