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Is there a difference between foreach and map?
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Array.protototype.map method & Array.protototype.forEach are both quite similar.
Run the following code: http://labs.codecademy.com/bw1/6#:workspace
var arr = [1, 2, 3, 4, 5];
arr.map(function(val, ind, arr){
conso...
How do I convert array of Objects into one Object in JavaScript?
I have an array of objects:
14 Answers
14
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Adding elements to object
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Your element is not an array, however your cart needs to be an array in order to support many element objects. Code example:
var element = {}, cart = [];
element.id = id;
element.quantity = quantity;
cart.push(element);
If you want cart to be an...
Getting the first character of a string with $str[0]
...e whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turning to you guys to tell me if it's all right – in all respects – to use this notation?
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The $.param( ) inverse function in JavaScript / jQuery
... Exactly what I thought with accepted answer "this won't work with arrays". Your solution works all right.
– Robert Koritnik
Sep 16 '09 at 12:44
add a comment
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How can I capture the result of var_dump to a string?
...he variable, especially if you're working with resources).
Demo:
$demo = array(
"bool" => false,
"int" => 1,
"float" => 3.14,
"string" => "hello world",
"array" => array(),
"object" => new stdClass(),
"resource" => tmpfile(),
"null" => null,
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How do I remove duplicate items from an array in Perl?
I have an array in Perl:
11 Answers
11
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Convert base64 string to ArrayBuffer
I need to convert a base64 encode string into an ArrayBuffer.
The base64 strings are user input, they will be copy and pasted from an email, so they're not there when the page is loaded.
I would like to do this in javascript without making an ajax call to the server if possible.
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Java unchecked: unchecked generic array creation for varargs parameter
...janoh.janoh mentioned above, varargs in Java is just a syntactic sugar for arrays plus the implicit creation of an array at the calling site. So
List<List<String>> combinations =
Utils.createCombinations(cocNumbers, vatNumbers, ibans);
is actually
List<List<String>> c...
Fastest way to serialize and deserialize .NET objects
... ProtoBuf.Serializer.Serialize(ms, tData);
return ms.ToArray();
}
}
public static List<TD> Deserialize(byte[] tData) {
using (var ms = new MemoryStream(tData)) {
return ProtoBuf.Serializer.Deserialize<List<TD>>(ms...