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RUBY QUESTIONS

how to define a class without 'class' statement in Ruby?
how to define a class without 'class' statement in Ruby?
fixed the issue. Will look into that further If you know in advance exactly which classes need to be defined, you should probably generate code that explicitly defines them with the class keyword for clarity.However, if you really need to define them
TAG : ruby
Date : October 27 2020, 03:37 PM , By : peter
What will give me something like ruby readline with a default value?
What will give me something like ruby readline with a default value?
this will help What you are asking is possible with Readline. There's a callback where you can get control after the prompt is displayed and insert some text into the read buffer.This worked for me:
TAG : ruby
Date : October 26 2020, 11:51 AM , By : marsupilami
Using 'return' in a Ruby block
Using 'return' in a Ruby block
may help you . I'm trying to use Ruby 1.9.1 for an embedded scripting language, so that "end-user" code gets written in a Ruby block. One issue with this is that I'd like the users to be able to use the 'return' keyword in the blocks, so they don't n
TAG : ruby
Date : October 25 2020, 12:12 AM , By : Rafael Adolfo
Using rubyzip to add files and nested directories to a zipoutputstream
Using rubyzip to add files and nested directories to a zipoutputstream
seems to work fine I'm struggling with getting rubyzip to append directories to a zipoutputstream. (I want the output stream so I can send it from a rails controller). My code follows this example:
TAG : ruby
Date : October 25 2020, 12:12 AM , By : Harshal
MongoDB: What is connection pooling and timeout?
MongoDB: What is connection pooling and timeout?
wish help you to fix your issue You don't need to use connection pooling here. As you're using Passenger, just make sure that each instance uses a separate connection by catching the start_worker_process event. This is documented in the driver README
TAG : ruby
Date : October 24 2020, 11:12 AM , By : user3848894
How to convert a string or integer to binary in Ruby?
How to convert a string or integer to binary in Ruby?
Hope that helps You have Integerto_s(base) and Stringto_i(base) available to you.Integerto_s(base) converts a decimal number to a string representing the number in the base specified:
TAG : ruby
Date : October 22 2020, 11:12 PM , By : schotobi
Ruby regular expression end of line
Ruby regular expression end of line
will help you $ matches end-of-line, but not when used inside brackets like that. Writing [$] is how you would look for the normal dollar-sign character '$'.If the string you are searching is the exact string you listed above, try
TAG : ruby
Date : October 22 2020, 11:12 AM , By : aperdomo
Having Issues with Curb gem on Mac Snow Leopard
Having Issues with Curb gem on Mac Snow Leopard
seems to work fine This has consumed hours of my time. , just try :
TAG : ruby
Date : October 21 2020, 11:12 AM , By : user3850013
Ruby - Setting property values when initializing object
Ruby - Setting property values when initializing object
will help you ok,I came up with a solution. It uses the initialize method but on the other hand do exactly what you want.
TAG : ruby
Date : October 21 2020, 11:12 AM , By : user3849934
Questions about Scala from a Rubyist
Questions about Scala from a Rubyist
it fixes the issue There are many concepts that are shared between Ruby and Scala. It's been a while since I've coded Ruby, so this isn't exhaustive.Ruby Scala (Approximately!) Mixins Traits Monkey Patching Pimp My Library (Implicit Conversions to a
TAG : ruby
Date : October 20 2020, 11:12 PM , By : Brad Lilley
My Ruby IRC bot doesn't connect to the IRC server. What am I doing wrong?
My Ruby IRC bot doesn't connect to the IRC server. What am I doing wrong?
wish of those help , It failed with this message:
TAG : ruby
Date : October 20 2020, 11:12 AM , By : BRB
Why doesn't this ruby code compare regex?
Why doesn't this ruby code compare regex?
I wish did fix the issue. To test a String against a Regex, you can do any of five things:1: Use Stringmatch:
TAG : ruby
Date : October 20 2020, 11:12 AM , By : user3850251
How to convert a string to a constant in Ruby?
How to convert a string to a constant in Ruby?
Hope this helps How to convert the string "User" to User?
TAG : ruby
Date : October 19 2020, 11:12 AM , By : user3850643
Good explanation of ruby object model -- mainly, 'classes are objects'?
Good explanation of ruby object model -- mainly, 'classes are objects'?
fixed the issue. Will look into that further It means precisely what it sounds like — classes are objects. Specifically, they are instances of the class Class, which is itself a subclass of the class Module, which in turn is a subclass of Object, jus
TAG : ruby
Date : October 17 2020, 11:12 AM , By : Dhara
How do I make a warning only occur once in ruby?
How do I make a warning only occur once in ruby?
To fix this issue Is it possible to tell ruby to give a warning only once, rather than multiple times? , Based on Chaos's answer..
TAG : ruby
Date : October 16 2020, 11:12 PM , By : Pradeep Awate
How to write ruby code easier?(I mean in terminal write and then run it)
How to write ruby code easier?(I mean in terminal write and then run it)
will be helpful for those in need When I write a little ruby code, after a little bit, I always need to create a new terminal tab to ruby it, to see if it's correct. , The following should work in vim, after you've saved the file:
TAG : ruby
Date : October 15 2020, 11:12 AM , By : Muhammed Thanveer Da
GSM-7 conversion- and septet-encoding library in Ruby?
GSM-7 conversion- and septet-encoding library in Ruby?
hope this fix your issue I was looking for exactly the same (converting UTF-8 to GSM 03.38), but found nothing. So I wrote a little converter:
TAG : ruby
Date : October 15 2020, 01:20 AM , By : Bill Weston
Ruby install jcode
Ruby install jcode
This might help you Ruby >= 1.9 doesn't require jcode, a module to handle japanese (EUC/SJIS) strings, as it supports unicode natively.This should fix the problem:
TAG : ruby
Date : October 14 2020, 01:41 PM , By : Shamim Ahmed
Accessing objects memory address in ruby..?
Accessing objects memory address in ruby..?
like below fixes the issue Yes.From "Fiddling with Ruby’s Fiddle":
TAG : ruby
Date : October 14 2020, 01:41 PM , By : lanedance
RSpec: Stubbing out calls for certain parameters
RSpec: Stubbing out calls for certain parameters
To fix this issue I want to stub out a method only for a certain parameter. Say I have a class , You can use unstub! method
TAG : ruby
Date : October 14 2020, 01:07 PM , By : praveerc
How can I "replace" a module included via ruby include function
How can I "replace" a module included via ruby include function
Hope this helps As a follow up to How can I reverse ruby39;s include function, which was well answered but turned out my simplification of the real problem mean't that the solution was not applicable. , Can't you undefine only the methods that will n
TAG : ruby
Date : October 14 2020, 01:07 PM , By : sceric1235
Can't install any gems
Can't install any gems
will help you I have been doing JavaScript and some Erlang for around six months and I haven't done any Rails programming lately. Today on my new PC I went to install Rails but got this error: , For Mac OSX the solution that worked for me was:
TAG : ruby
Date : October 14 2020, 01:07 PM , By : user3853457
Ruby TCPServer sockets
Ruby TCPServer sockets
Hope that helps In order for the server to be well written you will need to either: Know in advance the amount of data that will be communicated: In this case you can use the method read(size) instead of recv(size). read blocks until the total amount
TAG : ruby
Date : October 14 2020, 01:07 PM , By : Alberto Dousdebes
static variables in ruby
static variables in ruby
around this issue Class variables are shared between all instances (which is why they're called class variables), so they will do what you want. They're also inherited which sometimes leads to rather confusing behavior, but I don't think that will be
TAG : ruby
Date : October 14 2020, 12:44 PM , By : RedPilot
What is your preferred ODM in Ruby? MongoMapper, MongoID or MongoDoc?
What is your preferred ODM in Ruby? MongoMapper, MongoID or MongoDoc?
Does that help I just chose Mongoid for a new Rails 3 project based on the argument that it has the best documentation.Since I am new to MongoDB (with many years of MySQL and a little bit of CouchDB experience), I needed good guides that take me by t
TAG : ruby
Date : October 14 2020, 12:44 PM , By : user3853546
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