Top crystal issues

File.new API deficiencies and proposals

feature stdlib

Move to_<num_type> from String to Slice

feature discussion stdlib

out of memory error when there is tons of free memory

Reimplementation a Hash using open addressing

help-wanted feature performance stdlib

formatter doesn't respect backslash+newline

feature topicformatter

Arguments: external and internal names

draft compiler

Negative step size causes infinite loop

Make each_char yield the index already

The walrus operator :=

Allow defining methods called `!` and `?`