from The American Heritage® Dictionary of the English Language, 4th Edition
- intransitive v. To release the shift key on a typewriter or computer keyboard.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. to release the shift key on a computer or typewriter keyboard
- v. (computing) a command or operation, similar to push, used to add an item to the beginning of an array
Sorry, no etymologies found.
#$LOAD_PATH.unshift File.join(File.dirname(__FILE__), '..') if $0 == __FILE_
When I type it's a real big inconvenience to have to reach for the shift key with one thumb and then reach across with the other thumb to hit a number then reach back to unshift that's 3 keystrokes for a single number!
Use "$:. unshift File. dirname (__FILE__)" at the start of your script if you need to 'require' additional source files in the same directory no matter what the user's current working directory is.
Common Array Functions Function Example Description push myArray. push ( "Wizard") Adds a value to the end of an array Removes the last value of an array and pop myArray. pop () returns it unshift myarray. unshift ( "Wizard") Adds a value to the beginning of and array Removes the
Then, we add that array (of individually, and universally, sorted arrays) to the right hand side of the @sorted_perms array, which we use further on in the script. unshift (@sorted_perms, "@temparray");
# Set library paths in @INC, at compile time unshift @INC, '.'
# - * - encoding: utf-8 - * - lib = File. expand_path ( '../lib/', __FILE__) $:. unshift lib unless $:. include? (lib) require "version"
$:. unshift File. join (File. dirname (__FILE__), * \% w [.. lib]) require 'post. rb' class PostTest
$value = pop @array; shift and unshift do the same for the start of an array
i can detect that 'pear' exists using in_array ( 'pear', $my_array), but can i simply change the key to zero to make it the first element? or do i have to loop through the array to find it's index and store it as a variable ($found), then unset it, and then use unshift ($my_array, $found); wouldn't reorganizing the key be faster since i'm not actually deleting the element.
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