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Android: How to bind spinner to custom object list?
...how I did it:
Just create your Spinner the usual way
Define 2 equal size arrays in your array.xml file -- one array for labels, one array for values
Set your Spinner with android:entries="@array/labels"
When you need a value, do something like this (no, you don't have to chain it):
String sel...
When to use std::begin and std::end instead of container specific versions [duplicate]
...o anybody :)
As Mooing Duck points out, however, std::begin also works on arrays:
template< class T, size_t N >
T* begin( T (&array)[N] );
... so there is that to consider. If you are not using arrays, I'd go with my suggestion. However if you are unsure if what is passed is going t...
Get all Attributes from a HTML element with Javascript/jQuery
I want to put all attributes in a Html element into an array:
like i have a jQuery Object, whichs html looks like this:
17 ...
What's the fastest way to loop through an array in JavaScript?
...y obvious).
A standard for-loop with length caching
var i = 0, len = myArray.length;
while (i < len) {
// your code
i++
}
I would say, this is definitely a case where I applaud JavaScript engine developers. A runtime should be optimized for clarity, not cleverness.
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Simple insecure two-way data “obfuscation”?
...rk with URL-friendly string). It also has the methods that work with byte arrays.
NOTE: you should use different values in the Key (32 bytes) and Vector (16 bytes) arrays! You wouldn't want someone to figure out your keys by just assuming that you used this code as-is! All you have to do is ch...
PostgreSQL query to return results as a comma separated list
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You can use the array() and array_to_string() functions togetter with your query.
With SELECT array( SELECT id FROM table ); you will get a result like: {1,2,3,4,5,6}
Then, if you wish to remove the {} signs, you can just use the array_to_s...
Javascript !instanceof If Statement
...
Enclose in parentheses and negate on the outside.
if(!(obj instanceof Array)) {
//...
}
In this case, the order of precedence is important (https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Operators/Operator_Precedence). The ! operator precedes the instanceof operator.
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In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
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Wouldn't this return extra zeroes? For example if byte array is {0,1,2,3}, it should return 0123, but it will return 00010203, or is it the desired result of a hash?
– Juzer Ali
Jan 21 '13 at 8:23
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How can I get form data with JavaScript/jQuery?
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Close, but perhaps something that returns an array with key-value pairs instead of a single string?
– Bart van Heukelom
Feb 16 '10 at 21:28
83
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How do I check that a number is float or integer?
...ing, a string representing an integral number, true, false, null, an empty array, an array containing a single integral number, an array containing a string representing an integral number, and maybe more.
– Dagg Nabbit
Oct 8 '10 at 16:53
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