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Java 8 part 7: Back to basics and Selenium WebDriver

This training session video covers -

  • PECS > Producer extends Consumer super
  • Remember Generics which provide type safety?: https://www.seleniumtests.com/p/java-training-tutorial-videos.html
  • What are “extends”, “super” and bounded wild card?
  • <? extends T> and <? super T> WTF ???
  • PECS on Jav8 > Stream examples -
    • forEach(Consumer<? super T> action)
    • map(Function<? super T, ? extends R> mapper) example from com.seleniumtests.tests.web.SeleniumWithJava8Session6#usingJava8


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