The Elements of Style in Ruby #11: Invoking Lambdas/Procs
There are whopping 4 ways to invoke a lambda (or a proc) in Ruby:
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Lambdas/Procs in Case Expressions
Most Rubyists know they can use literals, classes, ranges and regular expressions in the when branches of a case expression:
The Elements of Style in Ruby #10: In cryptic Perlisms we do not trust
For better or for worse Perl had significant influence over Ruby’s initial design. A lot of things were directly borrowed from Perl, but over the years the R...
A couple of useful extensions to Ruby’s Enumerable module
Ruby’s Enumerable module is pretty extensive, but from time to time I wish it had some extra methods, that are available in the standard libraries of other l...
Using Ruby’s gsub with a block
String#gsub is one of the most used Ruby methods in the wild. Just about every Ruby programmer knows about the method and uses it fairly regularly.