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AngularJs ReferenceError: $http is not defined
...
Probably you haven't injected $http service to your controller. There are several ways of doing that.
Please read this reference about DI. Then it gets very simple:
function MyController($scope, $http) {
// ... your code
}
...
Data access object (DAO) in Java
...ust a class that WE are writing to access the database. whenever we need a service from the database, we create an object of a DAO use it for database operations and then get rid of the DAO once we get what we want from the database. Am i right?? and may i know the Scope of this DAO concept rami??
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Handling Dialogs in WPF with MVVM
... of asyncronous messaging. The solution is simple: call a separate dialog service (i.e., IDialogService) of your design. The interface has methods and events for callbacks.
– Chris Bordeman
Mar 21 '15 at 7:50
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How to Set Variables in a Laravel Blade Template
...e in your view. If a global template needs a variable, you can set it in a service provider stackoverflow.com/a/36780419/922522. If a page specific template needs a variable, use @yield and pass it from the child view that has a controller. laravel.com/docs/5.1/blade#template-inheritance
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How to check if activity is in foreground or in visible background?
... class. Good choices are your own implementation of the
Application or a Service (there are also a few variations of this
solution if you'd like to check activity visibility from the service).
Example
Implement custom Application class (note the isActivityVisible() static method):
publi...
How can I call controller/view helper methods from the console in Ruby on Rails?
... @CodeExpress That should never happen. Instead, put the methods in a service object, and call the service from both ApplicationController and your script.
– Marnen Laibow-Koser
May 1 '19 at 12:16
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How can I display an RTSP video stream in a web page?
...tible with the major browsers.
But fortunately there are some cloud based services that can do this job for us. One of the best is IPCamLive. This service can receive RTSP/H264 video stream from an IP Camera and can broadcast it to the viewers. IPCamLive has Flash/HTML5 video player component that ...
Android Studio Stuck at Gradle Download on create new project
...eBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-2.7-all.zip
So the issue is if you dont have that version of gradle then it will download that version for you.
For instance have a look at this dir, where it downloaded gradle vers...
What is Serialization?
...that it can be stored in a database/file or sent across a network in a web service call. Deserialization is the reverse process - converting an XML/string back into an object.
EDIT:
Another term you might come across is marshalling/unmarshalling. Marshalling is basically the same concept as seria...
When to use @QueryParam vs @PathParam
...ing URI path variables has some advantages:
Cache:
Most of the web cache services on the internet don't cache GET request when they contains query parameters.
They do that because there are a lot of RPC systems using GET requests to change data in the server (fail!! Get must be a safe method)
Bu...