ruby get the first element of an array
By Ernesto Cummings at Mar 15 2021
ruby delete first element of array
By Arthur Bosco at Mar 13 2021
ruby get the number of same element in array
By Arthur Bosco at Mar 12 2021
ruby select first n elements from array
By Arthur Bosco at Mar 07 2021
contains ruby array
By Paul Thompson at Feb 28 2021
ruby in array
By Rochelle Stark at Feb 01 2021
ruby create nested hash from array
By Rochelle Stark at Jan 31 2021
remove nil in array ruby
By Gertrude Buckridge at Jan 27 2021
ruby get haft of array
By Ann Weber at Jan 24 2021
ruby array minus array
By Rochelle Stark at Jan 20 2021