Linux Command Line and Shell Scripting Bible, 4th Edition

Index

• Symbols and Numerics
• $#, 382–384
• $@, 384–386
• $*, 384–386
• $?, 477, 478–479
• $(), 609–610
• $?, 663
• $($#), 384–386
• $() format, 283
• $? special variable, 297
• &>, 415
• $0, 380, 480, 537
• $1, 378, 537
• 1>, 415
• $2, 537
• 2>, 415
• & (ampersand), 443–444, 449, 606–607
• * (asterisk), 64–65, 114, 502, 566, 578–579
• \ (backslash character), 758
• ` (backtick character), 283
• ^ (caret character), 243, 570–571
• ' (closing quotation mark), 534
• {} (curly braces), 127, 536, 581–582
• $ (dollar sign), 48, 571–572, 600
• . (dot) operator, 59, 68, 277, 490, 493, 572–573
• -- (double dash), 389–390, 393
• .. (double dot), 59–60
• !! (double exclamation mark), 131
• >> (double greater than), 285, 413
• << (double less-than symbol), 286
• = (equal sign), 555
• ! (exclamation mark), 65, 600–602
• / (forward slash), 570
• > (greater than), 285
• < (less than), 285
• + (plus sign), 580–581
• | (pipe character), 106, 582–583
• # (pound sign), in shell scripts, 276
• ? (question mark), 64–65, 579–580
• " (quotation marks), 141
• ; (semicolon), 121, 122, 127, 275, 276, 534
• [] (square brackets), 573–575
• ~ (tilde), 639–640
• | (vertical line), 287

• A
• absolute directory references, 57–60, 67
• access control list (ACL), 184–186
• access permission triplets, 176–177
• accounts
  • creating multiple, 374–375
  • managing
    • creating script for, 703–708
    • determining existence, 698–699
    • finding files, 702
    • getting name, 693–696
    • removing account, 702
    • removing processes, 699–702
    • running script for, 708–710
    • verifying name, 696–698
  • system, 164
  • user, 163
• Activities menu (GNOME ...