在Java中,void是一个关键字,用于表示方法不返回任何值。而在Scala中,Unit是一个类型,类似于Java中的void,但它是一个实际存在的类型,而不是关键字。Unit类型的值只有一个实例,即()。 基础概念 Java Void: 是一个关键字,表示方法没有返回值。 Scala Unit: 是一个单例类型,表示没有返回值的函数或方法的结果...
Docker containers for testing in scala. Contribute to testcontainers/testcontainers-scala development by creating an account on GitHub.
uTest is a testing framework for the Scala programming language. uTest aims to be both simple and convenient to use, to allow you to focus on what's most important: your tests and your code. This post will explore what makes uTest interesting, and why you should consider using it to ...
adding arc lint to standalone target testing 1个月前 scrooge-generator adding timestamps to troubleshoot scoot 5个月前 scrooge-linter [scrooge]: Portable shebang 2年前 scrooge-maven-plugin Twitter-oss: update OSS libraries post-release to 24.8.0-SNAPSHOT ...
help for more information. scala> import com.typesafe.config._ import com.typesafe.config._ scala> ConfigFactory.parseString("a.b=12") res0: com.typesafe.config.Config = Config(SimpleConfigObject({"a" : {"b" : 12}})) scala> res0.root.render res1: java.lang.String = { # String:...
问使用Jacoco for Scala的单元测试覆盖率EN代码覆盖率，尤其是增量代码覆盖率，是质量门禁的重要指标之一...
munit-sbt/src/main/scala/munit/sbtmunit Formatting: adjust scalafmt configuration Jan 19, 2025 munit When running on Scala.js, if duration associated with the test event … Apr 29, 2025 project Update mdoc, sbt-mdoc to 2.7.1 Apr 18, 2025 tests When running on Scala.js, if duration assoc...
在Azure Toolkit for Eclipse 中使用 HDInsight 工具存取和管理 HDInsight Spark 叢集 您可以使用 HDInsight 工具來執行各種作業,包括存取作業輸出。 存取作業檢視 在Azure Explorer 中,展開 [HDInsight],然後展開 [Spark 叢集名稱],然後選取 [作業]。 選取[ 作業] 節點。 如果 Java 版本低於 1.8,HDInsight 工具...
SparkContext object MyClusterApp{ def main (arg: Array[String]): Unit = { val conf = new SparkConf().setAppName("MyClusterApp") val sc = new SparkContext(conf) val rdd = sc.textFile("wasbs:///HdiSamples/HdiSamples/SensorSampleData/hvac/HVAC.csv") //find the rows that have only ...
For procedures greater than a single line, an explicit unit type of Unit will clearly indicate to readers that there is no return value. Here is a simple logging procedure, defined with an implicit return type and then with an explict return type: scala> def log(d: Double) = println(f"...