History of Lab on Association Lists

11 February 2000 [Henry Walker and/or John David Stone]

• First version (combined reading and lab).

Tuesday, 19 September 2000 [Samuel A. Rebelsky]

• Created as separate laboratory. Problems taken primarily from http://www.math.grin.edu/~stone/courses/scheme/spring-2000/association-lists.xhtml

Wednesday, 20 September 2000 [Samuel A. Rebelsky]

• Fixed an internal link.
• Added problem on preconditions.
• Added more parts to problem on partial keys.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2000F/Labs/alists.html.

Wednesday, 21 February 2001 [Samuel A. Rebelsky]

• Started to update. Some reformatting. Added skeletons of new questions.

Thursday, 22 February 2001 [Samuel A. Rebelsky]

• Added problem 6 (skeleton yesterday). [Now problem 8]
• Removed parts of problem 7. [Now problem 9]
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2001S/Labs/alists.html.

Sunday, 29 September 2002 [Samuel A. Rebelsky]

• Added first two problems (on using the science chairs directory)
• Replaced problems on presidents' birthdays with problems on cartoon sidekicks. The sidekick problems are primarily taken from similar problems from Ben Gum.
• Rewrote the last problem to give sample usage.
• Reformatted.
• Added the list of useful procedures.

Wednesday, 2 October 2002 [Samuel A. Rebelsky]

• Fixed typos thanks to future CS-English major J.N. and to Soon-to-be-Former-Senator Phil.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2002F/Labs/alists.html.

Tuesday, 4 March 2003 [Samuel A. Rebelsky]

• Reformatted slightly.
• Created For those with extra time.
• Moved a problem to that section.
• Added the first-name/last-name extgra problem.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2003S/Labs/alists.html.

Friday, 14 November 2003 [Samuel A. Rebelsky]

• Updated examples.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS153/2003S/Labs/alists.html.

Sunday, 8 October 2006 [Samuel A. Rebelsky]

• Added link to PDF version.
• Moved history to separate file.
• Removed generic preparation section.
• Updated names.

Monday, 6 November 2006 [Samuel A. Rebelsky]

• Minor edits to text and problems.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2006F/Labs/alists.html.

Tuesday, 7 April 2007 [Samuel A. Rebelsky]

• Minor edits to text and problems.
• This version available as http://www.cs.grinnell.edu/~rebelsky/Courses/CS151/2007S/Labs/alists.html.