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Ruby_sysinit causes errors - Ruby - Ruby-Forum Now i know, if i don’t link Ruby statically, then it work wihtout any problems But why i can’t call ruby_sysinit ( argc, argv); when i link everything static? (That is just 1 problem what i have if i link it statically)
Tutorial: Ruby GUI with Glimmer (by Mattias Velamsson) Mattias Velamsson recently shared a beginner’s tutorial for making a GUI (Graphical User Interface) in Ruby titled “Ruby GUI with Glimmer” It provides a step-by-step code walkthrough that produces a full-fledged web-API-driven table-based business application It uses various gems and APIs like glimmer-dsl-libui, dotenv, Net::HTTP, URI, JSON, and the Exchange Rates Data API
Any solutions to Rubys inconsistencies? - Ruby - Ruby-Forum Ruby has definite positives over Java and even other scripting languages, but many negatives too One negative is the inconsistency of how rules seem to be applied in the language and accompanying toolsets Here are a few that have bitten me: I almost immediately got started with Ruby on Rails and loved the idea of partials, but then I found that the ||= idiom doesn’t work on partials
Rubys equivalent of PHP explode - Ruby - Ruby-Forum What is ruby’s equivalent of PHPs explode? A routine which can breakdown a string and return the results in an array or a routine that can parse an ini file and return the key value pairs in an array[key]=value Frank
What is Rubys default constructor? - Ruby - Ruby-Forum Hi, I wrote the below class : class Adder ?> def initialize(my_num) @my_num = my_num end ?> end => nil ob = Adder new ArgumentError: wrong number of arguments (0 for 1) from (irb):3:in initialize' from (irb):8:innew’ from (irb):8 from usr bin irb:12:in `’ #~~~> Here it is not allowing the creation of object Even does not allowing automatic call to its default constructor which it does
What is Rubys biggest strength? - Ruby - Ruby-Forum On Mar 13, 2008, at 7:45 PM, Tuan M wrote: I’m learning Ruby an Rails But I can’t answer this question “What is Ruby Rails 's strength and What helps Ruby stronger than other programming languages ?” Who can helps me! Thanks the abstraction facilities, metaprogramming, using blocks to emulate syntax, open classes, etc , coupled with with a concise syntax enables the programmer to
Nil cant be coerced into Fixnum (TypeError) - Ruby-Forum I am trying to execute the following code and it seems like the array is going out of bounds Let me know where am I going wrong class PrimeFactor def initialize (number) @number = number end def primeFactors fact…
How to print Rubys version from within the program On Sep 20, 2007, at 7:46 AM, SpringFlowers AutumnMoon wrote: Is there a way to print the Ruby version from within a Ruby program? RUBY_VERSION => “1 8 6” this is such as when in TextMate, i want the program to show whether it is running under Ruby 1 8 2 or 1 8 6 TextMate shows the version and location of the used Ruby interpreter above the program output James Edward G II
Rubys case doesnt behave like a normal switch The problem with ruby is that you can’t use a switch as it behaves with many other languages like C, php, etc For example, you want to convert the following peace of code to ruby: switch (x) { case 1: case 2: # d…