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Downcasting in Java
...wncasting is allowed when there is a possibility that it succeeds at run time:
Object o = getSomeObject(),
String s = (String) o; // this is allowed because o could reference a String
In some cases this will not succeed:
Object o = new Object();
String s = (String) o; // this will fail at runtim...
Multiline strings in VB.NET
...rts System.Core
Dim s As String = <a>Hello
World</a>.Value
Remember that if you have special characters, you should use a CDATA block:
Dim s As String = <![CDATA[Hello
World & Space]]>.Value
2015 UPDATE:
Multi-line string literals were introduced in Visual Basic 14 (in Visu...
Load different colorscheme when using vimdiff
How to load a different colorscheme when doing vimdiff .
12 Answers
12
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Get JSF managed bean by name in any Servlet related class
...(for AJAX/JSON) in which I would like to reference my @ManagedBeans by name. I'm hoping to map:
6 Answers
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Two color borders
...ient wants two color borders for an embossed look. Can I do this on one element? I was hoping to avoid stacking two DOM elements with individual borders.
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Ways to implement data versioning in MongoDB
Can you share your thoughts how would you implement data versioning in MongoDB. (I've asked similar question regarding Cassandra . If you have any thoughts which db is better for that please share)
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Determine function name from within that function (without using traceback)
...t using the traceback module, is there a way to determine a function's name from within that function?
19 Answers
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JavaScript % (modulo) gives a negative result for negative numbers
...ot very well defined over negative numbers, and different computing environments handle it differently. Wikipedia's article on the modulo operation covers it pretty well.
– Daniel Pryden
Dec 17 '10 at 4:08
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Javascript Equivalent to C# LINQ Select
...
Yes, Array.map() or $.map() does the same thing.
//array.map:
var ids = this.fruits.map(function(v){
return v.Id;
});
//jQuery.map:
var ids2 = $.map(this.fruits, function (v){
return v.Id;
});
console.log(ids, ids2);
http://jsfiddle.net/NsCXJ/1/
Sinc...
Is there a real solution to debug cordova apps [closed]
...ts I've seen provide hacks rather than real solutions :( and most of the time, none of them works for my case; debug the css styles and the Angularjs code inside my app..
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