《问》How to initialize an array in one step using Ruby?

-

 《问》

How to initialize an array in one step using Ruby?

array = %w[ 1 2 3 ]





Comments

Post a Comment

Popular posts from this blog

英语口语

-
to well, to wear H,age walk， work save， safe pictures, packages They'll, their Ireland, island RAF, rough browsers, blouses birds,boats at, ate learning, learn, running let,late fall, for lesson, listed only, early our, or, owl too much, to match where were they yesterday, we were there yesterday where were they yesterday, we were there yesterday were they there yesterday Our stay here, I'll stay here write, light, right pepper, paper noodles, new doors
Read more

Ruby语言专用工具讲座：Exerb

-
Image
『》』Exerb是什么软件？ 『《』Exerb是把文件.rb（或者说软件）转变为Windows环境下可执行文件.exe。 『》』Exerb软件在Windows下是如何安装的？ 『《』下载当前版本3.2.0： 在这里 。 。。。解压使用软件： 7-zip 。。。解压到目录：d:\MyRuby\exerb-3.2.0 。。。执行安装命令： d:\MyRuby\exerb-3.2.0>ruby install.rb config 输入回车键。图示（使用Exerb2.6.6版本，下同）： d:\MyRuby\exerb-3.2.0>ruby install.rb install 输入回车键。图示： 『》』Exerb软件在Windows下是如何使用的？ 『《』创建一个文件d:\MyRuby\hello.rb。图示： 。。。执行安装命令： d:\MyRuby>ruby -r exerb/mkrbc hello.rb 输入回车键。图示： d:\MyRuby>exerb.rb hello.rbc 输入回车键。 这时，我们得到了一个文件d:\MyRuby\hello.exe。图示： 。。。运行文件命令： d:\MyRuby>hello 输入回车键。图示： 『》』Exerb的软件目录在哪里？ 『《』Exerb的软件目录： 在这里 。 『》』Exerb的资料在哪里？ 『《』Exerb的资料： 在这里 。
Read more

《问》What are the differences between more and less?

-
《问》 What are the differences between more and less? Similar to more , less command allows you to view the contents of a file and navigate through file. The main difference between more and less is that less command is faster because it does not load the entire file at once and allows navigation though file using page up / down keys.
Read more