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Using sqlite3 with Ruby, is there a way to read each row as a hash instead of array?
Hope that helps There's results_as_hash setter to get this behavior:
TAG :ruby
Date : September 23 2020, 10:00 PM , By : Ken Sandoval
Ruby 99 bottles of beer on the wall, DRY principle
fixed the issue. Will look into that further Normally, you would use string interpolation for this, which will use to_s automatically, if necessary:
TAG :ruby
Date : September 23 2020, 02:00 PM , By : Daksh Vasistha
How to break a range down into smaller non-overlapping ranges
I wish did fix the issue. You can use each_slice in combination with map:
TAG :ruby
Date : September 23 2020, 01:00 PM , By : montecarloGirl
Why does Ruby not add parent modules to the lexical scope for constant lookup when using double colons?
I wish this helpful for you Let me ask you the reverse question: why would it?As you found in the last question, module nesting is important. For a quick intuitive example,
TAG :ruby
Date : September 23 2020, 06:00 AM , By : Alex Plier
ArgumentError in EnvelopesController#index
this will help When using your own methods to populate record's errors, the method to call is validate, not validates.
TAG :ruby
Date : September 22 2020, 08:00 PM , By : Swwapnil Munde
What does minus 1 mean after calling to_i?
I wish this help you In Ruby variable.to_i - 1 subtracts 1 from the value of variable.to_i. When used in the context of an array, this is often done to get the desired index, since indices start at 0.
TAG :ruby
Date : September 22 2020, 11:00 AM , By : Yassine A.
Ruby custom shell with custom commands
it fixes the issue There's quite a bit that goes into creating a robust REPL, but there are a few optimizations you can take to simplify what you've got here. Create a separate Runner class that holds all of your commands. Use methods and instance_me
TAG :ruby
Date : September 22 2020, 05:00 AM , By : hh2016
Ruby recursive method with block
it should still fix some issue Any ideas why this doesn't work? , Capture the block and pass it to the subsequent calls directly.
TAG :ruby
Date : September 21 2020, 04:00 PM , By : Stephen
Find hashes in a Ruby string
hop of those help? I have a string that looks like this:
TAG :ruby
Date : September 21 2020, 07:00 AM , By : David Ng
Ruby: get a list of static methods
wish helps you You can use Commands.singleton_methods in this case.It will return array of method names.
TAG :ruby
Date : September 21 2020, 02:00 AM , By : Lesha K
How to get the number of weeks per given year
Does that help I know there's a method cweek, which gives me the number of the current week. , Maybe with this?
TAG :ruby
Date : September 20 2020, 10:00 AM , By : M Sajid Ali
How to delete multiple named files in Ruby
it helps some times files.each do |f| already yields the element. Therefore calling files[f] does not make sense. But at the same time File.delete cannot handle patterns, it expects a specific file names. Find all files matching a pattern with Dir.gl
TAG :ruby
Date : September 20 2020, 09:00 AM , By : Atutu
Ruby Layout/SpaceAroundOperators: Surrounding space missing for operator &
I hope this helps you . I originally had the following code: , You need to pass it as second argument (it converts to block)
TAG :ruby
Date : September 19 2020, 10:00 PM , By : Moran Zahavy
Cors definition in Sinatra
To fix the issue you can do The options block mainly serves as a Preflight request. It tells the client what headers/methods are allow before actually making the actual HTTP request.As for the before block, I believe you only need to set the Allow Or
TAG :ruby
Date : September 19 2020, 07:00 AM , By : Upside
Any way to optimize this character counter i wrote in ruby for String class
wish helps you If you are using Ruby 2.7 you could use tally; the string's chars are just iterated one time.
TAG :ruby
Date : September 18 2020, 11:00 AM , By : MohanG
Output flakey scenarios in Cucumber output
wish help you to fix your issue The scenarios listed are the scenarios that fail the build (making the exit code non-zero), if you use the option "--strict" or "--strict-flaky" the flaky scenarios will also be listed in the summary ("--strict" will a
TAG :ruby
Date : September 17 2020, 01:00 PM , By : Renato Correia
How to determine how Ruby method arguments will be bound without calling the method
this one helps. Because there are a few different kinds of method parameters in Ruby (required, default, keyword, variable length...), sometimes determining how actual arguments will be bound to formal parameters can be tricky. , You might go with a
TAG :ruby
Date : September 17 2020, 05:00 AM , By : Josh Jin
Execute a shell script in Ruby with a complex string argument
Does that help Passing content in on the command line is not just risky, but the wrong way to do it in the first place. Use tools like Open3 to do it by streaming it in directly which avoids the need for escaping altogether.Feed the input to the STDI
TAG :ruby
Date : September 16 2020, 12:00 AM , By : Lilian Dias
Ruby: usage of ? in if condition
this one helps. ? can be part of the function name. It is not a special operator if it comes at the end of a method name. Also ! can be part of the method name too. So what that line is doing is calling both object.property and object.property? metho
TAG :ruby
Date : September 14 2020, 03:00 PM , By : Austin Chesnut
Ruby: What is the meaning of "variable.property!" syntax?
this one helps. ! and ? are valid parts of a method name in Ruby. They don't have any special meaning, though ! is conventionally used for mutative or destructive actions, and ? is conventionally used for predicate methods.In this example, there are
TAG :ruby
Date : September 14 2020, 03:00 PM , By : Mike
How to "recompile Ruby with OpenSSL support" using RVM?
this will help After installing Ruby 2.3.8 via RVM I get the following error when running bundle: , My Solution for this:Just run
TAG :ruby
Date : September 14 2020, 03:00 AM , By : Danny Chong
Does ruby IO.gets read from a buffer?
should help you out The pipe.sync options defaults to false for popen. Meaning that the commands are buffered by Ruby until you call pipe.close_write, pipe.close, exit the program or the buffer is full. The buffer is then flushed, providing all buffe
TAG :ruby
Date : September 13 2020, 03:00 PM , By : Emmanuel
Rails "TypeError (no implicit conversion of nil into String)" when loading images using image_tag, activeStora
it should still fix some issue I just stumbled upon this one too.TL;DR use gem 'rack', '~> 2.0.8' in your Gemfile
TAG :ruby
Date : September 13 2020, 12:00 PM , By : Phil
What does `&method(:function)` mean?
hope this fix your issue What does method(:function) mean? For example, I have this line: , Say we have a method
TAG :ruby
Date : September 13 2020, 03:00 AM , By : Md Rasheduzzaman
How to use i% to create & assign symbols in one line?
I wish did fix the issue. You can only assign values to variables (local variables, instance variables, class hierarchy variables, global variables, constants). Symbols aren't variables, they are objects, therefore you cannot assign them values.
TAG :ruby
Date : September 12 2020, 10:00 AM , By : Andrew Clark
How to start Chrome without images using Watir?
like below fixes the issue I have tried this method but its not working . , I think it is like this
TAG :ruby
Date : September 12 2020, 03:00 AM , By : anand kashyap
Simple repetition in Ruby regexp not working
may help you . Reason for this behaviour is that /[a-z]*/ matches the character group [a-z] zero or more times. The .match method matches the first thing it can find.
TAG :ruby
Date : September 11 2020, 11:00 AM , By : Alexander
What prevents me from including a class in Ruby?
like below fixes the issue As @Stefan commented, Moduleinclude calls the macro Check_Type(module, T_MODULE). You can find this in https://ruby-doc.org/core-2.6/Module.htmlmethod-i-includeFurther digging the source code, you can find that in the heade
TAG :ruby
Date : September 05 2020, 04:00 AM , By : Jon
How to calculate elements of many arrays in Ruby?
wish of those help Following your example, what you need is match? if you want a boolean result regarding if the element matches or not with an uppercase letter on it:
TAG :ruby
Date : September 04 2020, 02:00 AM , By : Dexter
Ruby: what's the difference using property with colons and quotes
I wish this helpful for you You can use Hash.transform_keys which was introduced to Ruby in version 2.5 to change symbolized keys into strings:
TAG :ruby
Date : August 22 2020, 12:00 PM , By : Nikki Bee
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