beyond coding
TRANSCRIPT
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COBOLIDENTIFICATION DIVISION.PROGRAM-ID. HELLO-WORLD.ENVIRONMENT DIVISION.DATA DIVISION.PROCEDURE DIVISION.DISPLAY "Hello World!".STOP RUN.
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Assembly.MODEL small.STACK 100h.DATA Hello DB \'Hello World!\',13,10,\'$\'.CODE mov ax,@data mov ds,ax mov ah,9 mov dx,OFFSET Hello int 21h mov ah,4ch int 21h END
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Objective-C #import <Cocoa/Cocoa.h> @interface hello : NSObject { } @end @implementation hello -(void)awakeFromNib { NSRunAlertPanel(@"Message from your Computer", @"Hello, world!", @"Hi!", nil, nil); } @end
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Java
class Hello { public static void main(String ars[]) { System.out.print("Hello World!\n"); }}
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Scalaobject HelloWorld { def main(args: Array[String]) = { Console.println("Hello, world!"); }}
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Erlang
-module(hello).-export([hello_world/0]).hello_world() -> ifwrite("Hello World!\n").
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推荐书目Code Complete (代码大全)
The Pragmatic Programmer (程序员修炼之道)
Design Patterns (设计模式)
Extreme Programming Explained (解析极限编程)