Tutorial by Examples: the

<PropertyGroup> <LinkedSolution>LinkedSolution.sln</LinkedSolution> <BuildType>Build</BuildType> <!-- Build / Rebuild --> <BuildArchitecture>x86</BuildArchitecture> <!-- x86 / 64 --> <BuildConfiguration>Debug</BuildCo...

Eclipse debugging starts with what is referred to as Agents. The JVM, which runs the complied .class sources has a feature that allows externally libraries (written in either Java or C++) to be injected into the JVM, just about runtime. These external libraries are referred to as Agents and they ha...

Via jCenter including the following in your project's build.gradle file: compile 'com.google.android.exoplayer:exoplayer:rX.X.X' where rX.X.X is the your preferred version. For the latest version, see the project's Releases. For more details, see the project on Bintray.

// 1. Instantiate the player. player = ExoPlayer.Factory.newInstance(RENDERER_COUNT); // 2. Construct renderers. MediaCodecVideoTrackRenderer videoRenderer = ... MediaCodecAudioTrackRenderer audioRenderer = ... // 3. Inject the renderers through prepare. player.prepare(videoRenderer, audioRend...

Add the required libraries into the dependencies section of your Android module's build.gradle: android { ... defaultConfig { ... testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" } } dependencies { ... androidTestCompile 'com.android.su...

In order to enable writing more complex UI tests the UIAutomatorViewer is needed. The tool located at /tools/ makes a fullscreen screenshot including the layouts of the currently displayed views. See the subsequent picture to get an idea of what is shown: For the UI tests we are looking for resou...

This example assumes that you have already set up a Firebase Realtime Database. If you are a starter, then please inform yourself here on how to add Firebase to your Android project. First, add the dependency of the Firebase Database to the app level build.gradle file: compile 'com.google.firebase...

The next example can be used to determine whether a enumeration has the FlagsAttribute specified. The methodology used is based on Reflection. This example will give a True result: Dim enu As [Enum] = New FileAttributes() Dim hasFlags As Boolean = enu.GetType().GetCustomAttributes(GetType(FlagsAt...

The next example is intended to count the amount of flags in the specified flag combination. The example is provided as a extension method: <DebuggerStepThrough> <Extension> <EditorBrowsable(EditorBrowsableState.Always)> Public Function CountFlags(ByVal sender As [Enum]) As In...

The next code illustrates how to find the nearest value of a Enum. First we define this Enum that will serve to specify search criteria (search direction) Public Enum EnumFindDirection As Integer Nearest = 0 Less = 1 LessOrEqual = 2 Greater = 3 GreaterOrEqual = 4 End Enum...

Run the following as root: passwd username

groups More detailed information about user and group numerical IDs can be found with the id command.

MSBuild evaluates PropertyGroup, Choose and ItemGroup elements that are directly under the Project element before those that are in Target elements. Directly under the Project element, PropertyGroup and Choose elements are evaluated in the order in which they appear, and then ItemGroup elements a...

Angular 1 is at heart a DOM compiler. We can pass it HTML, either as a template or just as a regular web page, and then have it compile an app. We can tell Angular to treat a region of the page as an expression using the {{ }} handlebars style syntax. Anything between the curly braces will be compi...

Small Core, Small Module :- Build small and single purpose modules not in term of code size only, but also in term of scope that serves a single purpose a - "Small is beautiful" b - "Make each program do one thing well." The Reactor Pattern The Reactor Pattern is t...

Authentication in Django REST Framework can be configured globally as a subkey of the REST_FRAMEWORK variable in settings.py, just like the rest of the default framework configurations. REST_FRAMEWORK = { 'DEFAULT_AUTHENTICATION_CLASSES': ( 'rest_framework.authentication.BasicAuthen...

Authentication can be set for an specific APIView endpoint, by using the authentication_classes variable: from rest_framework.authentication import SessionAuthentication, BasicAuthentication from rest_framework.permissions import IsAuthenticated from rest_framework.response import Response ...

Django REST Framework provides a basic token-based authentication mechanism which needs to be configured as an application in Django before being usable, so that tokens are created in the database, and their lifecycle handled. Add Token-based authentication to settings.py INSTALLED_APPS = ( ...

OAuth is not handled by Django REST Framework, but there are a couple of pip modules that implement an OAuth client. The REST Framework documentation suggests one of the following modules: Django OAuth Toolkit Django REST Framework OAuth Django OAuth Toolkit pip install django-oauth-toolkit ...

You must always unregister scopes other then your current scope as shown below: //always deregister these $rootScope.$on(...); $scope.$parent.$on(...); You don't have to deregister listners on current scope as angular would take care of it: //no need to deregister this $scope.$on(...); $r...