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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...
ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides
...when the whole list is refreshed.
''' </summary>
''' <typeparam name="T"></typeparam>
Public Class ObservableRangeCollection(Of T) : Inherits System.Collections.ObjectModel.ObservableCollection(Of T)
''' <summary>
''' Adds the elements of the spec...
How to set custom header in Volley Request
... GsonRequest overrides method getHeaders() to return a Map with the header parameters you pass in the constructor.
– Juan José Melero Gómez
Oct 20 '16 at 8:23
...
AsyncTask and error handling on Android
...syncTaskResult<JSONObject> doInBackground(
Object... params) {
try {
// get your JSONObject from the server
return new AsyncTaskResult<JSONObject>(your json object);
} catch ( Exception anyError) {
re...
Accept function as parameter in PHP
I've been wondering whether is possible or not to pass a function as parameter in PHP; I want something like when you're programming in JS:
...
Capture screenshot of active window?
.../Form and save it to a specified file. </summary>
/// <param name="filename">Filename.
/// <para>* If extension is omitted, it's calculated from the type of file</para>
/// <para>* If path is omitted, defaults to %TEMP%</para>
...
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 })...
Dependency injection with Jersey 2.0
...ervice.class).to(MyService.class);
}
}
When @Inject is detected on a parameter or field of type MyService.class it is instantiated using the class MyService. To use this binder, it need to be registered with the JAX-RS application. In your web.xml, define a JAX-RS application like this:
<s...
append to url and refresh page
I am looking to write a piece of javascript that will append a parameter to the current url and then refresh the page - how can I do this?
...
Rails 4 multiple image or file upload using carrierwave
...nt = @post.post_attachments.build
end
def create
@post = Post.new(post_params)
respond_to do |format|
if @post.save
params[:post_attachments]['avatar'].each do |a|
@post_attachment = @post.post_attachments.create!(:avatar => a)
end
format.html { redirec...