What does ‘->’ (arrow) mean in gradle’s dependency graph?

It means that dependency graph contains multiple dependencies with the same group and module but different versions for e.g. org.hamcrest:hamcrest-core. Gradle tries to resolve conflicted versions automatically – by default the latest version is chosen. On the left side of -> is the requested version, on the right the version that will be picked. Here … Read more

Android Studio 3.6.1 | Error: “This project uses AndroidX dependencies” [duplicate]

The Android Gradle plugin provides the following global flags that you can set in your gradle.properties file: android.useAndroidX: When set to true, this flag indicates that you want to start using AndroidX from now on. If the flag is absent, Android Studio behaves as if the flag were set to false. android.enableJetifier: When set to … Read more

How to handle dependency injection in a WPF/MVVM application

I have been using Ninject, and found that it’s a pleasure to work with. Everything is set up in code, the syntax is fairly straightforward and it has a good documentation (and plenty of answers on SO). So basically it goes like this: Create the view model, and take the IStorage interface as constructor parameter: … Read more

What is Dependency Injection and Inversion of Control in Spring Framework?

Spring helps in the creation of loosely coupled applications because of Dependency Injection. In Spring, objects define their associations (dependencies) and do not worry about how they will get those dependencies. It is the responsibility of Spring to provide the required dependencies for creating objects. For example: Suppose we have an object Employee and it … Read more

Add a dependency in Maven

You’ll have to do this in two steps: 1. Give your JAR a groupId, artifactId and version and add it to your repository. If you don’t have an internal repository, and you’re just trying to add your JAR to your local repository, you can install it as follows, using any arbitrary groupId/artifactIds: mvn install:install-file -DgroupId=com.stackoverflow… … Read more

HintPath vs ReferencePath in Visual Studio

According to this MSDN blog: https://blogs.msdn.microsoft.com/manishagarwal/2005/09/28/resolving-file-references-in-team-build-part-2/ There is a search order for assemblies when building. The search order is as follows: Files from the current project – indicated by ${CandidateAssemblyFiles}. $(ReferencePath) property that comes from .user/targets file. %(HintPath) metadata indicated by reference item. Target framework directory. Directories found in registry that uses AssemblyFoldersEx Registration. Registered … Read more

What is the difference between “pom” type dependency with scope “import” and without “import”?

You can only import managed dependencies. This means you can only import other POMs into the dependencyManagement section of your project’s POM. i.e. … <dependencyManagement> <dependencies> <dependency> <groupId>other.pom.group.id</groupId> <artifactId>other-pom-artifact-id</artifactId> <version>SNAPSHOT</version> <scope>import</scope> <type>pom</type> </dependency> </dependencies> </dependencyManagement> … What then happens is that all the dependencies defined in the dependencyManagement section of the other-pom-artifact-id are included in … Read more

What is the difference in Maven between dependency and plugin tags in pom.xml?

Both plugins and dependencies are Jar files. But the difference between them is, most of the work in maven is done using plugins; whereas dependency is just a Jar file which will be added to the classpath while executing the tasks. For example, you use a compiler-plugin to compile the java files. You can’t use … Read more

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