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Difference between Repository and Service Layer?
...aseContext();
return CreateObjectQuery<Type>().Where(t => t.ID == param).First();
to get a single item from database, you use repository interface
public interface IRepository<T>
{
IQueryable<T> List();
bool Create(T item);
bool Delete(int id);
T Get(int id);
...
Node.js / Express.js - How does app.router work?
... middleware to process requests.
route used as middleware to validate parameters using ".param()".
app.route() used as a shortcut to the Router to define multiple requests on a route
when we are using app.route(), we are attaching our app with that router.
var express = require('exp...
How to get JSON response from http.Get
... { Keys []struct { X5t string X5c []string } } even when the actual params in the JSON you're parsing are in lower case. JSON example: { "keys": [{ "x5t": "foo", "x5c": "baaaar" }] }
– Wilson
May 9 '16 at 3:26
...
How to handle dependency injection in a WPF/MVVM application
...is:
Create the view model, and take the IStorage interface as constructor parameter:
class UserControlViewModel
{
public UserControlViewModel(IStorage storage)
{
}
}
Create a ViewModelLocator with a get property for the view model, which loads the view model from Ninject:
class Vie...
Difference between thread's context class loader and normal classloader
...ClassLoader() when you have to call a method that is missing a ClassLoader parameter.
When code from one class asks to load another class, the correct class loader to use is the same class loader as the caller class (i.e., getClass().getClassLoader()). This is the way things work 99.9% of the time ...
overlay two images in android to set an imageview
... }
@Override
protected Bitmap doInBackground(String... params) {
try {
// synchronous picasso call
return picasso.load(url).resize(MIN_IMAGE_SIZE, MIN_IMAGE_SIZE).tag(picassoRequestTag).get();
} catch (IOException e) {
...
Sort JavaScript object by key
...ct.keys().
// Array.prototype.reduce() takes one callback
// (and another param look at the last line) and passes 4 arguments to it:
// accumulator, currentValue, currentIndex and array
.reduce((accumulator, currentValue) => {
// setting the accumulator (sorted new object) with the actual pr...
What is 'Context' on Android?
...rything. So how does Instrumentation start the Activity exactly? Well, the param this in the execStartActivity method above is your Activity, i.e. the Context, and the execStartActivity makes use of this context.
A 30,000 overview is this: the Instrumentation class keeps tracks of a list of Activi...
How can I properly handle 404 in ASP.NET MVC?
...to your app
This route should point to our Http404 action. Notice the url param will be a relative url because the routing engine is stripping the domain part here? That is why we have all that conditional url logic in Step 1.
routes.MapRoute("NotFound", "{*url}",
new { contro...
In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...list_values_as_xxx are simple generators with a single line for x in input_param: yield int(x) and the other two respectively with str and float
– madtyn
Jan 31 '18 at 23:11
...