Package Com.leegh.parameterization
/**
* @author Guohui Li
*/
Object Type_contraints {
def main (args:array[string]): Unit = {
def Rocky[t] (i:t) (implicit ev:t <:< java.io.Serializable) {
println ("Life is too short,you need spark!")
}
Rocky ("Spark")
}
}
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This blog description:
1. Organize your ideas and improve yourself.
2. Be educated in Liaoliang teacher, what to gain, so recommend.
3. Blog focus on practice, superfluous words are not much to say, are doing technology.
4. Information from DT Big Data Dream Factory public account: Dt_spark.?
DT Big Data Dream Factory's public number is Dt_spark, every day will have big data actual combat video release, please continue to study.
Liaoliang DT Big Data dream factory Scala all videos, PPT and code in Baidu Cloud disk link:http://pan.baidu.com/share/home?uk=4013289088#category/type=0& Qq-pf-to=pcqq.group
Liaoliang "Scala Beginner's introductory classic video course" http://edu.51cto.com/lesson/id-66538.html
Liaoliang "Scala Advanced Classic Video Course" http://edu.51cto.com/lesson/id-67139.html
Scala type constraint code combat and its application in Spark source parsing Scala learning notes-39