What is sbt package?
sbt-assembly creates a fat JAR – a single JAR file containing all class files from your code and libraries. By evolution, it also contains ways of resolving conflicts when multiple JARs provide the same file path (like config or README file).
Can we use sbt for Java?
sbt (Simple Build Tool), usually pronounced as es-bee-tee, is a build tool for Scala projects. I found it is also useful to build pure-java projects, but Java programmers are not generally familiar with sbt and Scala.
What does sbt run do?
Runs the main class for the project in the same virtual machine as sbt. Creates a jar file containing the files in src/main/resources and the classes compiled from src/main/scala and src/main/java. Displays detailed help for the specified command. If no command is provided, displays brief descriptions of all commands.
How run sbt project from command line?
Running the project
- cd into hello-world .
- Run sbt . This will open up the sbt console.
- Type ~run . The ~ is optional and causes sbt to re-run on every file save, allowing for a fast edit/run/debug cycle. sbt will also generate a target directory which you can ignore.
What is the difference between sbt and Maven?
Once you familiarize yourself with how one Maven project builds you automatically know how all Maven projects build saving you immense amounts of time when trying to navigate many projects. On the other hand, SBT is detailed as “An open-source build tool for Scala and Java projects”.
How do I create a sbt file?
- Press Ctrl+Alt+S to open the IDE settings and select Build, Execution, Deployment | Build Tools | sbt.
- In the sbt projects section, select a project for which you want to configure build actions.
- In the sbt shell section, select the builds option. Click OK to save the changes.
What version of Java is sbt using?
For sbt users, JDK 11 support requires minimum sbt version 1.1. 0. sbt 1.3. 9 or newer is recommended.
What is sbt console?
SBT is tied to a specific project defined by a build. sbt file in a way that $ sbt console will load up the same REPL environment as $ scala but with the addition of all of the project code and dependencies defined in the build available for import. Also, it will use the version of Scala defined by build. sbt .
What is gradle and SBT?
Gradle is an open source tool with 9.23K GitHub stars and 2.7K GitHub forks. Here’s a link to Gradle’s open source repository on GitHub. Netflix, Lyft, and 9GAG are some of the popular companies that use Gradle, whereas SBT is used by Auto Trader, Betaout, and MD Insider.
Does SBT use Maven?
sbt uses Coursier to implement managed dependencies, so if you’re familiar with Coursier, Apache Ivy or Maven, you won’t have much trouble.
What is sbt shell?
An sbt shell is embedded in the sbt project and is available on your project start. You can use the sbt shell for executing sbt commands and tasks, for running, and debugging your projects.
What is the difference between sbt and Scala?
If you call scala, you will get whatever scala version is installed on the path of your operating system. If you call sbt console, you get the scala version configured in the sbt build (build. sbt) with all libraries that are used in the build already on the classpath.