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get dictionary key by value
...gt;
/// dictionary with double key lookup
/// </summary>
/// <typeparam name="T1">primary key</typeparam>
/// <typeparam name="T2">secondary key</typeparam>
/// <typeparam name="TValue">value type</typeparam>
public class cDoubleKeyDictionary<T1, T2, TVal...
Proper way to declare custom exceptions in modern Python?
...elf, message, errors):
# Call the base class constructor with the parameters it needs
super(ValidationError, self).__init__(message)
# Now for your custom code...
self.errors = errors
That way you could pass dict of error messages to the second param, and get to i...
Detect URLs in text with JavaScript
...
I never knew you can pass function as second param for .replace :|
– Aamir Afridi
Jun 17 '15 at 15:44
4
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How to pass an object into a state using UI-router?
...ou should be able to pass objects into $state.go,
$state.go('myState', {myParam: {some: 'thing'}})
$stateProvider.state('myState', {
url: '/myState/{myParam:json}',
params: {myParam: null}, ...
and then access the parameter in your controller.
$stateParams.myPara...
Watermark / hint text / placeholder TextBox
... {
public object Convert( object[] values, Type targetType, object parameter, System.Globalization.CultureInfo culture )
{
// Always test MultiValueConverter inputs for non-null
// (to avoid crash bugs for views in the designer)
if (values[0] is bo...
Why use the params keyword?
...
With params you can call your method like this:
addTwoEach(1, 2, 3, 4, 5);
Without params, you can’t.
Additionally, you can call the method with an array as a parameter in both cases:
addTwoEach(new int[] { 1, 2, 3, 4, 5 })...
cancelling a handler.postdelayed process
...vate Handler _handler;
private Runnable _runnable;
/**
* Constructor
* @param runnable The runnable
* @param delay The delay (in milli sec) to wait before running the runnable
*/
public DelayedAction(Runnable runnable, long delay) {
_handler = new Handler(Looper.getMainLooper());
_runna...
Multiple arguments vs. options object
... passing an options object to a function instead of passing a long list of parameters, but it really depends on the exact context.
I use code readability as the litmus test.
For instance, if I have this function call:
checkStringLength(inputStr, 10);
I think that code is quite readable the way ...
CORS Access-Control-Allow-Headers wildcard being ignored?
...ime, Accept-Encoding, Accept-Ext, Accept-Features, Accept-Language, Accept-Params, Accept-Ranges, Access-Control-Allow-Credentials, Access-Control-Allow-Headers, Access-Control-Allow-Methods, Access-Control-Allow-Origin, Access-Control-Expose-Headers, Access-Control-Max-Age, Access-Control-Request-H...
Can angularjs routes have optional parameter values?
Can I set a route with optional params (same template and controller, but some params should be ignored if they don't exist?
...