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Ruby null check method

#ruby (16) #rails (40) #null (1)

What does meaning &: on &:present? on ruby?

#ruby (16) #&operation (1)

Ruby collection method

#ruby-collection-method (1) #each (1) #for-loop (1) #ruby (16) #rails (40)

SHA256 ruby kotlin

#irb (3) #java (2) #kotlin (1) #sha256 (1) #hmac (1) #hash (2) #ruby (16)

ruby raise rescue example

#exception (1) #raise (1) #ruby (16)

when not changed rbenv local

#rbenv (1) #rehash (1) #ruby (16)

ruby-kafka with docker-compose kafka

#docker-compose (9) #docker (30) #kafka (1) #ruby (16)

Ruby Time DateTime sample

#irb (3) #time (1) #datetime (1) #ruby (16)

Get content-type of file on rails

#content-type (1) #ruby (16) #rails (40)

Ruby Convert time duration to Percentages

#rails-encoding (8) #ruby (16)

ruby multi process with fork

#thread (1) #process (1) #ruby (16)

killall

#bash (3) #ruby (16)