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How to 'minify' Javascript code
...y.length ; myCounter++){
myArray2.push(myCounter);
var myString = myCounter.toString()
myObject[ myString ] = ( myCounter + 1 ).toString();
}
var myContainer = new Array();
myContainer[0] = myArray2;
myContainer[1] = myObject;
return myContainer;
}
H...
Check if character is number?
...arseInt and than check with isNaN
or if you want to work directly on your string you can use regexp like this:
function is_numeric(str){
return /^\d+$/.test(str);
}
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What's the difference between the 'ref' and 'out' keywords?
...e confusing part, reference types:
Lets create a reference type:
List<string> someobject = new List<string>()
When you new up someobject, two parts are created:
The block of memory that holds data for someobject.
A reference (pointer) to that block
of data.
Now when you send in ...
Is there a conditional ternary operator in VB.NET?
...Here's some more info: Visual Basic If announcement
Example:
Dim foo as String = If(bar = buz, cat, dog)
[EDIT]
Prior to 2008 it was IIf, which worked almost identically to the If operator described Above.
Example:
Dim foo as String = IIf(bar = buz, cat, dog)
...
iOS - forward all touches through a view
...r of other views underneath, which are scrollviews, etc. How can I forward all the touches through this overlay view? It is a subcalss of UIView.
...
What is “loose coupling?” Please provide examples
...tly coupled code relies on a concrete implementation. If I need a list of strings in my code and I declare it like this (in Java)
ArrayList<String> myList = new ArrayList<String>();
then I'm dependent on the ArrayList implementation.
If I want to change that to loosely coupled code,...
How to check if an int is a null
...o be able to be null, you need to use Integer instead of int.
Integer id;
String name;
public Integer getId() { return id; }
Besides the statement if(person.equals(null)) can't be true, because if person is null, then a NullPointerException will be thrown. So the correct expression is if (person...
How to use a variable for the database name in T-SQL?
...
Put the entire script into a template string, with {SERVERNAME} placeholders. Then edit the string using:
SET @SQL_SCRIPT = REPLACE(@TEMPLATE, '{SERVERNAME}', @DBNAME)
and then run it with
EXECUTE (@SQL_SCRIPT)
It's hard to believe that, in the course of...
Alternate FizzBuzz Questions [closed]
... of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs" -> "dogs likes bob")
Find the minimum value in a list
Find the maximum value in a list
Calculate a remainder (given a numerator and denominator)
Return distinct values from a lis...
How can I display a JavaScript object?
How do I display the content of a JavaScript object in a string format like when we alert a variable?
38 Answers
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