Tour of Scala 模式匹配 Language 模式匹配是检查某个值（value）是否匹配某一个模式的机制，一个成功的匹配同时会将匹配值解构为其组成部分。它是Java中的 switch 语句的升级版，同样可以用于替代一系列的 ...

Tour of Scala ミックスインを用いたクラス合成 Language ミックスインはクラスを構成するのに使われるトレイトです。 abstract class A { val message : String } class B...

Tour of Scala パターンマッチング Language パターンマッチングは値をパターンに照合するための仕組みです。 マッチに成功すれば、一つの値をその構成要素のパーツに分解することもできます。 Javaの switch 文...

Source code: Lib/http/client.py This module defines classes that implement the client side of the HTTP and HTTPS protocols. It is normally not used directly — the module urllib.request uses it to h...

Source code: Lib/locale.py The locale module opens access to the POSIX locale database and functionality. The POSIX locale mechanism allows programmers to deal with certain cultural issues in an ap...

Source code: Lib/functools.py The functools module is for higher-order functions: functions that act on or return other functions. In general, any callable object can be treated as a function for t...

This page shares a Taste Of Scala example, quickly covering Scala's main features.

Source code: Lib/random.py This module implements pseudo-random number generators for various distributions. For integers, there is uniform selection from a range. For sequences, there is uniform s...

Source code: Lib/json/__init__.py JSON (JavaScript Object Notation), specified by RFC 7159(which obsoletes RFC 4627) and by ECMA-404, is a lightweight data interchange format inspired by JavaScript...

Source code: Lib/turtle.py Introduction: Turtle graphics is an implementation of the popular geometric drawing tools introduced in Logo, developed by Wally Feurzeig, Seymour Papert and Cynthia Solo...