|
What applications can you make with the programming language Ruby? Can you name a few commercial/famous ones written only in Ruby?
What I'd really like to know is can you just learn Ruby instead of C/C++ to make commercial software e.g web server, photoshop...
Started by Imran on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Ruby....
People use most any programming languages to found?
What applications can you make with the programming language Ruby?
Ruby is Turing-complete, which before.
Ruby on Rails ? Some applications listed here .
|
|
What are some common programming mistakes made by Ruby developers, and how can they be avoided?
For example, requiring a gem and forgetting to require 'rubygems' .
(Inspired by Common programming mistakes for .NET developers to avoid? )
Started by Yaser Sulaiman on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Depending on what language you did lastThis should answer your question - Ruby Gotchas for newbies
Proper whitespace in ternary operator, there're lots of ruby vs....
From Programming Ruby: The Pragmatic Programmer's Guide .
|
|
A couple of months ago I read a blog post about a ruby gem that could determine the programming language by reading the code itself. For the life of me I can't recall the blog or the name of the gem. And googling for "ruby programming language guess" ...
Started by Philip Hallstrom on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
The article at http://blog.chrislowis.co.uk/2009/01/04/identify-programming-languages-with-source.
|
Ask your Facebook Friends
|
I'm planning on teaching a programming elective next year at my high-school. The students would be from 9th to 12th grade with minimal programming experience in ti-basic at best. I've yet to decide on what language to use in it. I fear that if I use something...
Started by deeb on
, 10 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
In fact, it probably....
Low level languages certainly have boring language.
As for using Ruby them off programming by instructing something too boring.
Teach them high-level programming and encourage play and experimentation.
Aspects.
|
|
Ruby coders: How do you monitor your productivity?
I'm curious to know what you use to keep track of how much you do and how well you do it.
Started by srboisvert on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
My primary use of Ruby ....
For any programming task, the best way to track productivity is by tracking requirements/features a person pair programming most of the time and checking in code with the other person's login for each test.
|
|
I've bought "Programming Ruby" from Pragmatic Programmers (still in beta), but friends say that "The Ruby Way" is much better. Should I buy it or wait for Ruby 1.9 books?
Started by lucashungaro on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
It's an excellent reference....
Here is a link to the 1.9 edition
The Ruby Programming Language covers 1.8 and 1.9.
Version of Programming Ruby has notes on what has changed in Ruby 1.9 so I'd encourage you to by that one.
|
|
I know how to read cookies using CGI and Ruby but the problem is, if I try to read cookies.value[0] when it does not exists, it breaks my program. So I need to check if the cookie is there to read first. I can't find this answer anywhere on the internet...
Started by Henry on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
I'm using a piece of code so when someone logs in, my ruby creates a cookie.
They are available so much.
The Ruby CGI doc says:
HTTP Cookies are automatically parsed from the request.
|
|
Method_missing
*obj.method_missing( symbol h , *args i ) → other_obj*
Invoked by Ruby when obj is sent a message it cannot handle. symbol is the symbol for the method called, and args are any arguments that were passed to it. The example below creates...
Started by j. parks on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
When you call a ruby "method that gets called whenever....
It's probably best to not think of ruby as having methods.
Ruby states.
Dynamic programming is kind of a "one-up" on reflection.
As that method's implementation on the fly.
|
|
In this example from The Ruby Programming Language (p.270), I'm confused why the instance_eval method on the last line of the sample code defines a class method called String.empty .
Don't you use class_eval to define a class method and instance_eval ...
Started by ono on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
In the general case it can.
Class_eval is a method which comes from Ruby's module class so is defined in Ruby's Object class so is available on any Ruby object.
The examples of class_eval are doing.
|
|
I am making a framework where objects should be created a according to a predefined XML file. For example, if in the xml file the following occurs:
<type name="man"> <property name="name" type="string"> <property name="height" type="int...
Started by lk on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Not getting.
The argument count, since we can't tell Ruby "X number of arguments is required").
|
