Active Threads:
Latest Threads About This Book
From Chapter 5: Splat! Expanding Collections in Method Calls
We’ve seen that if you prefix the name of a method argument with an asteri...
New
@noelrappin
In the Where Ruby Finds Its Libraries section on page 244 there’s a discussion about the standard directories used for libra...
New
Title: Name of book: Programming Ruby 3.3 (page 227)
@noelrappin
On page 227 there’s a section entitled RSpec and Mocks.
Immediately f...
New
@noelrappin
On page 122, in the discussion of “Strings and Encodings”, it is stated: “A Unicode character is two bytes long, which makes...
New
A Ruby-Centric Chat with Noel Rappin @noelrappin
Once you start noodling around with Ruby you quickly figure out, as Noel Rappin...
New
Title: Programming Ruby 3.2 (5th edition), p 23 (in Beta 6) –
After showing declaration of hashed “instrument_section” values, the sampl...
New
In this class get_tax method return string is missing interpolation for the @name instance variable.
class TaxCalculator
def initializ...
New
@noelrappin
I think this thing &: would be a great addition to the list of notation and typography that is called by a name that is ...
New
@noelrappin
The functionality as described (Convert the argument to the stated type.) for methods like Integer() is very incomplete. It ...
New
Programming Ruby 3.2 (5th Edition): typo (page 491)
Currently:
So now when Scheudler[RedisJob] is declared, RBS ensures that RedisJob i...
New
Most Active This Week
A Ruby-Centric Chat with Noel Rappin @noelrappin
Once you start noodling around with Ruby you quickly figure out, as Noel Rappin...
New
Most Active This Month
Most Active This Year
Programming Ruby is the most complete book on Ruby, covering both the language itself and the standard library as well as commonly used t...
New
@noelrappin
I think this thing &: would be a great addition to the list of notation and typography that is called by a name that is ...
New
@noelrappin
Many places have require “name”, other require name. If you want to have the same style everywhere, the following pages are ...
New
@noelrappin
page 625, last bullet, first line : parameter → argument (or arguments ?)
The third line uses arguments, so I suppose you a...
New
@noelrappin
page 525, last example :
… and "IBM".tr("B-Z", "A-Y") => "HAL"
… for those who ...
New
@noelrappin
page 598, in Shortcuts
A. bullet Kernel#chomp says :
$_ (the result of the most recent expresssion)
But
r = 1 + 2
p...
New
@noelrappin
page 565, third paragraph : strange sentence
None of these methods are dependent on the file name being managed actually e...
New
It’s a pity there are so few reviewers. It there are remaining typos (sure there are), I’ll feel guilty :scream:.
The good news is that ...
New
Programming Ruby 3.2 (5th Edition): Typo (page 475)
Should be “and” not “an”
Current:
"You can also alias inside a module or clas...
New
@noelrappin
… when I read that in “abcdefg”, f is the character at index -1, the last character :astonished:.
page 521, first bullet. T...
New
@noelrappin
page 593 bottom, in the line before ref_meta_ruby/delegate_class.rb
pass the object to be delegated to the parameter clas...
New
Programming Ruby 3.2 (5th Edition): typo (page 491)
Currently:
So now when Scheudler[RedisJob] is declared, RBS ensures that RedisJob i...
New
Please note that Ruby’s === is different that JavaScript’s.
Should read:
Please note that Ruby’s === is different than JavaScript’s.
o...
New
@noelrappin
page 606, first paragraph, last line
so inherits all the functionality describe here.
I think it should be described.
New
@noelrappin
page 614, in Query, paragraph 4 : a → an
There are several slightly different mechanisms for a boolean test of whether a ob...
New
Most Active Last Three Years
Hi @noelrappin,
first of all: It’s SO good to read an updated version of this book! Thanks for all the effort! :pray:
The text says:
...
New
“Alternately you can list one or more specific paths (.rb or .rbi files after the tc) to limit checking,”
It might be worth mentioning t...
New
@noelrappin
Programming Ruby 3.2 (5th Edition) (PragProg), Beta release, p 295, under the subheading “Querying the System”, 2nd paragrap...
New
@noelrappin
+++++ page 49 Reopening Classes
While ...
the most unique features of Ruby’s class structure: The ability to ...
...
New
@noelrappin
page 269, running rspec
These tests pass (after you update the .gemspec file):
$ rspec spec/aaagmnr/options_spec.rb
It ...
New
@noelrappin On page 68 of the PDF in the paragraph preceding the fib_up_to method definition, the word “we” is duplicated.
The text read...
New
@noelrappin
page 274, in Packaging Your RubyGem, paragraph 2, command $ gem build
Missing README.md in code/gems/aaagmnr :
% gem build...
New
@noelrappin
On page xii of the Preface, the paragraph beginning with, “Here, you can see…,” has an error in the last sentence. Following...
New
“One thing you might find unusual is that in the second clause Ruby uses the keyword eslif—one word, missing an “e”—to indicate “else if”...
New
First of all, thank you so much @noelrappin for writing this book, I am just starting with Ruby and this book is very helpful.
I just wa...
New
@noelrappin
“The order of the keys in the hash is stable and will alway match the order in which the keys were added to the hash.”
shou...
New
@noelrappin On page 89 of the PDF in the last sentence of the last paragraph of the page and just before the example that begins “class C...
New
@noelrappin
page 335, second to last line : colon instead of period at end of sentence :
call, either of those can be arguments to run:...
New
@noelrappin
I’m not Anglophone, so I’m not sure. Third paragraph from end of page 21, second line : Idiomatic Ruby tends to
lean in to ...
New
@noelrappin in the first sentence of the second paragraph of page 14 the text includes a “for” that shouldn’t be there:
“The official Ru...
New
Book Info
Publisher:
Pragmatic Bookshelf
Are you this book's author? To be notified of all posts made about it, sign up an account then click here, then select 'watching' from the bell icon in the top right corner.
Get money off!
The Pragmatic Bookshelf
35% off any eBook
Simply use coupon code "devtalk.com" at checkout. See full details here.