Ruby single splat / double splat arguments Splat operator or start (*) arguments in Ruby define they way they are received to a variable. Single splat operator can be used to receive arguments as an array to a variable or
Rails logger debug block vs string argument Rails debugger allows method call either with a block or a string argument. Passing string in a block gets evaluated only when it is needed. Both perform the same task of writing something
Rails ActiveRecord dup objects Rails ActiveRecord supports duplicating objects in order to create new objects. Sometimes we need to create a duplicate copy of ActiveRecord object and update a few attributes and then save as a new
Rails routes concerns Rails supports concerns in Routes. Concerns can be defined in Rails routes to be able to have reusable routes.
Rails add_reference vs add_column in migrations Rails supports schema statements like add_reference and add_columns. They have different options and serve different purpose as illustrated in this post.
Ruby console [IRB] disable echo output Ruby console [IRB] echoes the output of last line executed. Sometimes, when data to output is huge, it is quite troublesome. To disable echo in IRB, we need set a echo flag on
