2015年8月20日
codecademy-command line-inputoutput
摘要： What happens when you type this command?$ echo "Hello"HelloTheechocommand accepts the string "Hello" asstandard input, and echoes the string "Hello" b... 阅读全文
posted @ 2015-08-20 16:56 息晴海 阅读(300) 评论(0) 推荐(0)
codecademy-command line_filesystem
摘要： $:shell prompt (命令提示符)In the terminal, first you see$. This is called ashell prompt. It appears when the terminal is ready to accept a command.When yo... 阅读全文
posted @ 2015-08-20 14:58 息晴海 阅读(600) 评论(0) 推荐(0)