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Advantages of stateless programming?
I've recently been learning about functional programming (specifically Haskell, but I've gone through tutorials on Lisp and Erlang as well). While I found the concepts very enlightening, I still don't see the practical side of the "no side effects" concept. What are the practical advantages of it? ...
Remove element of a regular array
...n foos.ToArray();
You could try this extension method that I haven't actually tested:
public static T[] RemoveAt<T>(this T[] source, int index)
{
T[] dest = new T[source.Length - 1];
if( index > 0 )
Array.Copy(source, 0, dest, 0, index);
if( index < source.Length ...
Remove multiple keys from Map in efficient way?
...s you want to remove, you can use the keySet method and map.keySet().removeAll(keySet);.
keySet returns a Set view of the keys contained in this map. The set is backed by the map, so changes to the map are reflected in the set, and vice-versa.
Contrived example:
Map<String, String> map ...
How to get the mouse position without events (without moving the mouse)?
...hould google around and see if you can figure out how many people have actually implemented this
– Pointy
Apr 8 '10 at 15:46
6
...
How can I get the max (or min) value in a vector?
... Yes you can. The standard library algorithms have been designed to generically work on iterators. Pointers are iterators too.
– sehe
Aug 14 '14 at 9:48
add a comment
...
How do I get the current line number?
...er to do this work for you, by writing a utility method that uses the new caller attributes:
using System.Runtime.CompilerServices;
static void SomeMethodSomewhere()
{
ShowMessage("Boo");
}
...
static void ShowMessage(string message,
[CallerLineNumber] int lineNumber = 0,
[CallerMemberN...
npm can't find package.json
I'm trying to install the dependencies of some example: npm's express 2.5.8 that I've downloaded, but all of the apps throw the same error:
...
How to “undelete” a deleted folder in Subversion / TortoiseSVN?
We have accidentally deleted the 'tags' folder from our Subversion repository where we only intended to delete one specific tag. What is the easiest way to get the 'tags' folder back?
...
Android - Using Custom Font
...EDIT: Tested it myself now. Here is the solution. You can use a subfolder called fonts but it must go in the assets folder not the res folder. So
assets/fonts
Also make sure that the font ending I mean the ending of the font file itself is all lower case. In other words it should not be myFont...
Insert HTML into view from AngularJS controller
...angular-sanitize.min.js"></script>
In a js file (controller or usually app.js), include ngSanitize, i.e.:
angular.module('myApp', ['myApp.filters', 'myApp.services', 'myApp.directives', 'ngSanitize'])
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