ruby code checker

GitHub advocates a summary of Ruby coding styles, while github advocates ruby code. Source code layout: 1. All source files are UTF-8 encoded2. indent with two spaces3. Use Unix-style line breaks (\ n) and windows (\ r \ n ). You can use git config -- global core. autocrlf true to prevent the generation of windows-styl

Explain the code block object Proc in Ruby, and explain the ruby object proc. Proc object Proc is a block conversion object. There are four methods to create a Proc: Sample Code # Method 1 inc = Proc. new {| x + 1} inc. call (2) #=> 3 # method 2 inc = lambda {| x + 1} inc. call (2) #=> 3 # method 3 inc =-> (x) {x + 1}

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 declarations, thread support, and exception handling. Just when you think you know how

Before you start About this tutorial Ruby on Rails (rails) is a full-stack WEB application framework written in Ruby, and Ruby is a rich, free, extensible, portable, object-oriented scripting language. Rails is very popular among WEB application developers. With it, you can quickly and efficiently develop Web applications and deploy them to any web con

How to compile and install ruby source code in win7, and how to compile win7ruby source code At work, we need to embed ruby c api in c ++ Code. However, compilation fails in the vs project, so we can find the reason by manually compiling

Kernel#eval () method, you can directly execute Ruby code string(1) The Kernel#binding () method is used to capture the current scope to return a binding object that represents a complete scope(2) eval () can accept two parameters, the first is a code string, the second is a binding object, and the code executes in the

Ruby learning Note 2 helps generate code for Vim to add code headers, rubyvim The script language is too strong. My goal is to add my default code header function to Vim. /******************************************************************************* COPYRIGHT NOTICE* Copyright (c) 2014 All rights reserved* ----Sta

Recently in the study of Ruby, thinking about the content of their own learning to share, the following this article is mainly about the concurrency of Ruby and global lock related data, the text through the sample code introduced in very detailed, the need for friends can refer to the following to see together. Objective This article mainly introduces about

"0" Ruby on Rails series review[Ruby on Rails Series] 1, Development environment preparation: Installation of VMware and Linux [Ruby on Rails series] 2, development environment preparation: Ruby on Rails development environment configuration [Ruby on Rails series]3, initial

Before you start About this tutorial Ruby on Rails (rails) is a full-stack WEB application framework written in Ruby, and Ruby is a rich, free, extensible, portable, object-oriented scripting language. Rails is very popular among WEB application developers. With it, you can quickly and efficiently develop Web applications and deploy them to any web container, s

Ruby on Rails Remote Code Execution Vulnerability Analysis in CVE-2016-0752) If your application uses a dynamic rendering path (such as render params [: id]), unfortunately, this application currently has a remote code execution vulnerability caused by local file inclusion, please quickly update your Rails to the latest version or refactor your controller.In this

Point hereHttps://github.com/opal Opal Opal is a ruby to JavaScript Source-to-source compiler. It also have an implementation of the Ruby Corelib. Opal is hosted on GitHub, and there are a freenode IRC channel at #opal, ask questions Onstackoverflow (tag #opalrb). Usage See the website, http://opalrb.org. compiling Ruby

Methods and code segments of basic Ruby knowledge The method in Ruby is a code block with a name. It is a parameterized code associated with one or more objects. The method name, receiver (object), parameter value, and the value of the last expression must be provided as the

The method in Ruby is a code block with a name and is a parameterized code associated with one or more objects. The invocation must give the method name, the receiver (the object), the parameter value, and the value of the last expression as the return value. Similar to the Ruby method is the

Ruby is currently the most flexible and agile programming language. It has special application methods and can bring a pleasant programming environment to programmers. Here we will learn the skills for Ruby to get the current class name. Using pp () to output two-dimensional arrays in Ruby Ruby on Rails directory fi

Ruby on Rails dynamic rendering Remote Code Execution Vulnerability (CVE-2016-0752)0x00 Overview If your application uses a dynamic rendering path (dynamic render paths), such as rendering params [: id], using local file inclusion Sion ), remote code execution may occur. You can update Rails to the latest version or refactor your controllers to fix the vulnerabi

Code blocks are more or less exposed in other languages, such as Perl sort{$a In the process of learning Ruby, the understanding of code blocks is a step further, not only simplifying the functionality of the code, but also involving scopes, callable objects and other knowledge.code blockCode blocks are defined in curl

festival-mobile phone recharge user_indicate = 13911731997 original_amount = 10000" http://xx.xxx.xxx: 3000/search. json 5. Ruby pure data structure (Struct and OpenStruct) Let's talk about the differences between them: Fields must be explicitly declared at the beginning of Struct. OpenStruct users can add attributes at any time as their namesStruct performance is good; and OpenStruct almost, the specific performance gap can be seen here: http://st

user_indicate=13911731997original_amount=10000" http:// Xx.xxx.xxx:3000/search.json 5.Ruby Pure Data structure (STRUCT and openstruct) Tell the difference between them: Struct need to begin with a clear declaration of the field; And openstruct people like their name, you can add attributes at any timeExcellent Struct performance; And Openstruct almost, the specific performance gap can be seen here: http://stackoverflow.com/questions/117759

puts in particular For class definitions that do not have content, use a Single-line class definition form whenever possible. # Bad class Fooerror Avoid single-line methods. Even if it is welcomed by some people, there are still some odd grammars that can be easily made wrong.In any case-the line should be no more than one single-line method. # bad Def Too_much; something Something_else, End # okish-notice that the ' the ' the ' the ', ' required def no_