By Sam Ruby, Dave Thomas, David Heinemeier Hansson
Ruby on Rails is helping you produce top quality, beautiful-looking internet functions speedy. you think about growing the applying, and Rails looks after the main points. Tens of millions of builders have used this award-winning ebook to profit Rails. it is a large, far-reaching educational and reference that is prompt through the Rails middle staff. in case you are new to Rails, you will get step by step counsel. if you are an skilled developer, this ebook offers you the excellent, insider details you would like. Rails has developed through the years, and this booklet has developed in addition to it. We nonetheless commence with a step by step walkthrough of establishing a true program, and in-depth chapters examine the integrated Rails gains. This version now supplies new Ruby and Rails clients additional information at the Ruby language and takes extra time to give an explanation for key techniques all through. top practices on how one can follow Rails proceed to alter, and this variation retains up. Examples use cookie sponsored periods, HTTP authentication, and energetic Record-based kinds, and the ebook focuses all through at the correct technique to use Rails. also, this variation now displays Ruby 1.9, a brand new liberate of Ruby with giant practical and function advancements.
Read or Download Agile Web Development with Rails 3.1 (Pragmatic Programmers) PDF
Similar development books
The early twenty first century could sometime be seemed upon as a pivotal element within the Earth's background. At its such a lot dramatic, this period could sometime be regarded as the start of the tip. the current decade marks a milestone within which the vast majority of humans in industrialized countries and a wide component of humans within the constructing global at the moment are feeling the consequences of too many people, an excessive amount of waste, and the disappearance of plant and animal species speedier than at the other time in background. "Sustainability" describes the ideas that may most likely play a job within the close to destiny for making a serious mass within the environment's desire. starting with a bankruptcy describing the surroundings of people, animals, crops, and different lifestyles, this new full-color advisor offers an summary of ecology and the philosophy of dwelling for the surroundings instead of taking from it. It is going directly to discover a few locations on the earth that experience all started making alterations for you to stay in a sustainable method in addition to a few new fabrics that preserve average assets. The chapters contain: environment well-being; eco-friendly Biotechnology; Sustainable Agriculture and Biopesticides; White Biotechnology; Marine Biotechnology; replacement fabrics and items; and, Sustainable groups.
Your all-encompassing consultant to studying Android app improvement If you're an aspiring or starting programmer attracted to developing apps for the Android industry which grows in measurement and downloads each day this is often your complete, one-stop consultant. Android software improvement All-in-One For Dummies covers the data you completely have to start constructing apps for Android.
Explores how elements similar to parent-child relationships, kinfolk networks and social aid, housing, poverty and the security of our surroundings effect on kid's early stories and feature results for his or her later wellbeing and fitness and health and wellbeing. This paintings is acceptable for scholar academics, group practitioner nurses, and others.
- Designers: The Key to Successful Product Development
- Voice, Speech, and Language in the Child: Development and Disorder
- Heidegger and Development in the Global South
- Pro PHP MVC
- Meteor Full-Stack Web Application Development
Extra info for Agile Web Development with Rails 3.1 (Pragmatic Programmers)
As you add functionality to the code, Rails automatically creates test stubs for that functionality. The framework makes it easy to test applications, and as a result, Rails applications tend to get tested. Rails applications are written in Ruby, a modern, object-oriented scripting language. you can express ideas naturally and cleanly in Ruby code. This leads to programs that are easy to write and (just as important) are easy to read months later. Rails takes Ruby to the limit, extending it in novel ways that make a programmer’s life easier.
Normal content is passed through without being changed. However, content between <%= and %> is interpreted as Ruby code and executed. The result of that execution is converted into a string, and that value is substituted in the file in place of the <%=…%> sequence. now %> *
When we refresh our browser window, we see the time displayed using Ruby’s standard format: Notice that if you hit Refresh in your browser, the time updates each time the page is displayed. It looks as if we’re really generating dynamic content.
- Download Web Designer, Issue 249, 2016 PDF
- Download Problems of poverty; an inquiry into the industrial by J A Hobson PDF