New in version 6.4

August 30th, 2011
  • Two important example scripts added: an instructive and interesting morse code trainer and a Gronsfeld Cipher script.
  • There is also quite a bit of new material and bugfixes.

New in version 6.3 (May 2nd, 2011)

  • Minor Update.

New in version 6.2 (March 18th, 2010)

  • In "Special Characters" chapter,
  • At "comma operator" entry, fixed first example(comment spread over two lines).
  • In the "Tests" chapter,
  • In the "Other Comparison Operators" section,
  • Fixed up comment at "==" entry.
  • Updated "ex18.sh" example.
  • Multiple fixups submitted by Ramses Rodriguez Martinez.
  • In the "Variables Revisited" chapter:
  • In "Parameter Substitution" section:fixed typo in example at "${var##Pattern}" entry.
  • In "Declare" subsection: fixed "declare | grep HOME" example.
  • In "Here Documents" chapter:
  • Added comment on colon being optional in "commentblock.sh" example.
  • Broke out section 9.5, "Indirect References," as Chapter 27.
  • Moved "The Double-Parentheses Construct" to "Operations and Related Topics" chapter.
  • Moved "Operator Precedence" sectionto "Operations and Related Topics" chapter.
  • Created new "Manipulating Variables" chapter out of two sections of old "Variables Revisited" chapter.
  • Revised examples at two entries.
  • Miscellaneous fixups of scripts and typos in text.

New in version 6.0 (March 25th, 2009)

  • Fairly extensive coverage of the version 4.0 Bash release.
  • A great deal of other new material and bugfixes.
  • This is a very important update.

New in version 5.6 (January 23rd, 2009)

  • This release adds two important example scripts: Knight's Tour and Magic Squares.
  • It has bugfixes and miscellaneous new material.

New in version 5.5 (November 24th, 2008)

  • Many bugs were fixed.
  • Additionally, there is a great deal of new material.
  • Editing was done for increased consistency.
  • Two new example scripts were added.