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:
Date : September 23 2020, 02:00 PM , By : Daksh Vasistha
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.
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.
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
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.
Date : September 21 2020, 04:00 PM , By : Stephen
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.
Date : September 21 2020, 02:00 AM , By : Lesha K
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
Date : September 20 2020, 09:00 AM , By : Atutu
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
Date : September 19 2020, 07:00 AM , By : Upside
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
Date : September 17 2020, 01:00 PM , By : Renato Correia
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
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
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
Date : September 14 2020, 03:00 PM , By : Mike
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
Date : September 13 2020, 03:00 PM , By : Emmanuel
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
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.
Date : September 12 2020, 10:00 AM , By : Andrew Clark
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.
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
the source code, you can find that in the heade
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:
Date : September 04 2020, 02:00 AM , By : Dexter