Held: Friday, 6 March 2015

Back to Outline 26 - Preconditions, Revisited. On to Outline 28 - Recursion with Helper Procedures.

Summary

We consider characters and strings, two basic types in Scheme. Strings are used to represent text in Scheme, and characters are the building blocks of strings.

Related Pages

• Reading: Characters and Strings
• Lab: Characters and Strings
• Morning EBoard 27 (Source a.m. 27)
• Afternoon EBoard 27 (Source p.m. 27)

Overview

• Representing text.
• Characters: The basic building blocks.
• Combining characters into strings.

Administrivia

• Continue partners.
• No daytime review sessions on Thursday. Evening review session at 8:00.
• Friday PSA: Please be responsible for yourselves and each other.
• Don't forget to set your clocks forward an hour on Saturday night / Sunday morning!
• Office hours again next week.
  • http://rebelsky.youcanbook.me

Upcoming Work

• Exam 2.
  • Prologue due Sunday night
  • Due 10:30 p.m. Thursday the 12th.
  • One error discovered already. Keep finding more!
• Reading for Monday:
  • Recursion with Helper Procedurs

Extra Credit Opportunities

Academic

• CS Table Friday - Tapia Celebration.
• Town Hall on Town Halls, noon or 7:30 p.m. on March 11.
• Post-break: April 1 Scholars Convocation on Implicit Bias.

Peer Support (Morning Section)

• Julia's radio show, "The Hot Box". Wednesday night/Thursday morning 1:00-2:00 a.m.
• Orchestra Saturday at 2 p.m. in Sebring-Lewis: Musicals, Show Tunes, and Soloists.

Peer Support (Afternoon Section)

• Belly Dancing Club Wednesday, 7-8 p.m. in Bucksbaum Dance Studio
• Tour Flanagan Theatre to see how it has been transformed for Nobody Got Hurt
• Men's Tennis Saturday at 9:00 and 4:30 in the Bear Field House.

Miscellaneous (Extra Credit)

• Orchestra Saturday at 2 p.m. in Sebring-Lewis: Musicals, Show Tunes, and Soloists.
• Men's Tennis Saturday at 9:00 and 4:30 in the Bear Field House.
• Fill out the American College Health Association's National College Health Assessment survey. (Yes, your response can be "I filled out the survey.") The vast majority of class filled it out. Let's shoot for 100%.

Other Good Things (No Extra Credit)

• Belly Dancing Club Wednesday, 7-8 p.m.

Characters and Strings

• Characters: The building blocks of strings
• Strings: Collections of characters
• Together: The basics types for input and output in Scheme.
• Also: A nice way to name things.

Lab

• Do the lab.
• Be prepared to reflect.