irb load

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Use of IRB

IRB is an interactive Ruby interface. You can use IRB to debug, run, and experiment Ruby.Code. IRB command line The command syntax of IRB is as follows: IRB [Option] [RUBY script] [Script Parameters] Common options include: -DSet

Demonstrates Ruby's easily misunderstood 6 features in real code _ruby topics

Introduction: Assuming that you are a C + + developer, you need to quickly perform some prototyping with Ruby. When you pick up a ruby reference book (such as pickaxe) or browse the Ruby Web site, you'll see some familiar constructs such as class

Demonstrate Ruby's six characteristics that are easy to be misunderstood with actual code. The Code demonstrates ruby misunderstanding.

Demonstrate Ruby's six characteristics that are easy to be misunderstood with actual code. The Code demonstrates ruby misunderstanding. Introduction: if you are a C ++ developer, you need to use Ruby to quickly execute some prototype designs. When

Ruby global variables

Global variables start with $.ProgramBefore initialization, the global variable has a special value nil. Special variables starting with $ and with a single character are listed here. for example, $ contains the process ID of the Ruby interpreter,

Ruby common internal variables

In RubyProgramYou will often see some variables starting with $. These are not the global variables we set in the program, but the variables that have been set inside the system, they represent some specific meanings. Some common internal variables

Tutorial on using Ruby to process text _ruby topics

Like Perl and Python, Ruby has excellent functionality and is a powerful text-processing language. This article gives a brief introduction to Ruby's text-processing capabilities and how to use Ruby to effectively process text data in different

Ruby upgrade no such file to load--ReadLine Solution _ruby Topic

Go to Script/consle after upgrading Ruby and Rails: Copy Code code as follows: /usr/local/lib/ruby/1.8/irb/completion.rb:10:in ' require ': No such file to load-ReadLine (Loaderror) From/usr/local/lib/ruby/1.8/irb/completion.rb:10

Use Ruby to process text tutorials, and use ruby to process text tutorials

Use Ruby to process text tutorials, and use ruby to process text tutorials Similar to Perl and Python, Ruby has excellent functions and is a powerful text processing language. This article briefly introduces Ruby's text data processing function and

tutorial on using C + + to write Ruby program extensions _ruby topics

One of the coolest features of Ruby is to extend it using the Application programming interface (API) defined by C + + +. Ruby provides the C header file Ruby.h, which comes with a number of features that you can use to create Ruby classes, modules,

Use C ++ to compile Ruby program extension tutorials.

Use C ++ to compile Ruby program extension tutorials. One of Ruby's coolest features is to extend it using the application programming interface (API) defined in C/C ++. Ruby provides the C header file ruby. h, which is accompanied by many features

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