redcarpet rails

Using Highlight.js• Download HighlightHighlight is a specially built for markdown, code highlighting and 26 code styles that support 54 programming languages. Go to the download page and select the language you are using, then click the Download button to download it, and then unzip it and copy the code style files you like in the Highlight.pack.js and style directories to your project. • Use Highlight It is usually referenced once on the layout page, for example: The code is as f

The first two sections of this series have already covered how to configure the Ruby on Rails development environment, and now it's time to get to the point!Part1. Pre-development Preparation The main task of this time is to develop the first rails program. In particular, this time I chose a (PAAs development platform), which is the Cloud 9 platform described in the

configuration of the development Block: development: adapter: mysql2 database: blog username: root password: host: 127.0.0.1 Create a Rails document This step is not necessary for veterans who have mastered Rails. However, new users like me often need to turn over the manual for help and move the document to the local environment, saving the trouble of no network or slow network speed.

' Mysql2 ' Then execute: Bundle Install install Dependency Pack. Next, open the Config/database.yml file and modify the configuration of the development block in the following format: Development: adapter:mysql2 database:blog username:root Password: host:127.0.0.1 Create a Rails document This step is not necessary for a veteran who has mastered Rails. But for beginners like me, i

When pry is used, you will feel that the previously used debugger method is so complicated and troublesome that it brings up the troubles of rails S and takes time to enhance IRB's functions, By default, the pry configuration is enough, so that the rails console can also rest. Installation: Add in gemfile gem ‘pry‘, :group =gt; :development Then execute bundle install You can.Usage: Replace the IRB method w

Brief introduction Today's applications need to interoperate not only with browser-based clients, but with other applications as well. For interoperability, Web applications typically provide a Web service API. The Web services API provides remote access to applications through a network, such as the Internet. Until recently, the Web services API had also been integrated with heavy, complex, SOAP-based Web services, which had little merit and would take a long time to implement. The

$ Rails _ 3.0.5 _ new depotRubygems. RB: 244: In 'bin _ path': Can't Find gem railties (["3.0.5"]) with executable rails (GEM: gemnotfoundexception)ErrorAfter you reinstall rails sudo gem install rails -- version 3.0.5$ Rails _ 3.0.5 _ new depotDependency. RB: 247: In 'to _

1. What is internationalization (i18n )? I18n (International): According to Wikipedia, internationalization refers to the process of software design and decoupling from specific languages and regions. When the software is transplanted to different languages and regions, the software itself does not need to be changed or corrected in internal engineering. Of course, the official definition is always very tall. In fact, what we have to do today is not that complicated. The task is to provide multi

1. Why write Tests Rails makes it easy for us to write tests. When we created model and controller, rails helped us create the skeleton code for the test. By simply running your test code, you can make sure that your code still satisfies the requirements after refactoring. The rails test simulates the browser request so that you can test the application's resp

I have always been very interested in Ruby on Rails. I want to see something that has been praised by many people, but I have been working on windows development, it is still a headache to build the development environment of Ruby on Rails, Which is why Ruby on rails has not been studied. I just saw InstantRails In javaeye, an All-In-One suite, which can help you

The previous 30 articles are based on the contents of the book written, rarely have their own understanding, from this beginning to understand some of the internal rails mechanism, so understand more things, less code, this time we look at the Rails directory structure. About the directory structure of rails, we should have some understanding of the previous exe

Key points for creating Rails Applications in China (in windows 7, Rails 4.2.0) and rails4.2.0 1. the application created using the rails new command will not succeed when the bundle install is automatically executed. Based on the error prompt, it is determined that the cause may be the security problem of the wall and https certificate. as a development envir

Install and use jquery-file-upload step by step1. Install gem Add the gem of jquery-fileupload-rails and paperclip to gemfile: gem "jquery-fileupload-rails"gem 'paperclip'2. Add in APP/assets/application. js //= require jquery-fileupload3. Add in APP/assets/stylesheets/application.css *= require jquery.fileupload-ui4. Create a picture data table rails g mo

1. Auxiliary methods2. StringEnter "IRB" into the ruby command-line development environment, and the controller starts by executing "rails console" on the command line.(1) String connection>>"foo"+"bar"="foobar" (2) Interpolation by special syntax #{}>>first_name="Amy" ="Amy">>" #{first_name} Sun"+"Amy Sun "(3) The difference between a single-quote string and a double-quote string: Single-quote strings they really are literal values, contain only the

Algorithm competition entry classic 6.1.2 stack and queue-rails, algorithm competition entry classic rails There is a railway station in a city, as shown in. There are n trains entering the station from the direction, numbered 1 ~ N. Your task is to let them enter the Track B in a specific order and exit the station. In order to restructure the carriage, you can use the transfer station C. This is a station

=${zlib-dir}/include--with-zlib-lib--without-zli B-lib=${zlib-dir}/lib--enable-cross-build--disable-cross-build to the why this extension failed to compile, ple ASE Check the Mkmf.log which can be found here:/VAR/LIB/GEMS/2.3.0/EXTENSIONS/X86_64-LINUX/2.3.0/NOKOGIRI-1.8.2/MKMF.L OG extconf failed, exit code 1 GEM files would remain installed in/var/lib/gems/2.3.0/gems/nokogiri-1.8.2 for inspection . Results logged To/var/lib/gems/2.3.0/extensions/x86_64-linux/2.3.0/nokogiri-1.8.2/gem_make.out

Brief introduction The Ruby on Rails framework has been widely watched since its inception and, guided by ideas like "Don't repeat Yourself" and "contract is superior to configuration", rails gives Web developers a very high level of development efficiency. ActiveRecord's flexibility allows you to use a very easy-to-use Hibernate without cumbersome configuration, Github and Rubygems's rich and varied

Ruby on Rails Session 1: How to Build a Ruby on Rails on the Ubuntu., railsubuntuAbout Ruby on Rails Ruby on Rails is an application stack that provides developers with a framework to quickly create a variety of web applications. ruby on Rails does take a little while to ins

How can we improve the performance of RailS Applications ?, Improve rails Is rails slow? 「 Railway is slow 」. You may have heard of this joke. What about our Rails framework?If Rails is slow, how to improve the performance of Rails