CS 101
Daily Announcements
Monday, 29 August 2005
• Everybody should register for a lab section
• My first screw-up:
– The final exam is on a Tuesday, 13 Dec
• Not Monday, 12 Dec, as the syllabus states
• TAs and office hours are on the website
• First homework will be out later this week
– Homeworks are due Friday mornings
• My office hours are changing
– Are now M/W/F 11-noon
– The Monday one is no longer from 3:30-4:30
• But it will be today…
• Professor Luebke’s office hours will probably be changing as well
(more on that later)
• Java on Mac installation is on the website
• Sign up for a lab sections if you haven’t already!
Wednesday, 31 August 2005
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Everybody should be registered for a lab section
My first screw-up:
– The final exam is on a Tuesday, 13 Dec
• Not Monday, 12 Dec, as the syllabus states
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TAs and office hours are on the website
First homework will be out later this week
– Homeworks are due Friday mornings
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My office hours are changing
– Are now M/W/F 11-noon
– The Monday one is no longer from 3:30-4:30
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Professor Luebke’s office hours will probably be changing as well (more on that
later)
Java on Mac installation is on the website
We will be going over CodeLab next week
Lab this Thurs/Fri
– You must attend the section you are registered for!
Monday, 5 September 2005
• Everybody should be registered for a lab section
• TAs and office hours are on the website
• First homework will be out later this Wednesday
– Due next Friday morning
• We will be going over CodeLab this Wednesday
• Java on Mac installation is on the website
• Lab this Thurs/Fri
– You must attend the section you are registered for!
• Lab machine login issues
• What I expect you to understand at this point…
• Lab 1 grades were returned
– In general, lab grades will be returned on Wed
Wednesday, 7 September 2005
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TAs and office hours are on the website (and occasionally change)
First homework is out today
– Is on the website, will be going over it today
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We will be going over CodeLab today as well
– First CodeLab homework will be assigned in the next day or two
– The assignment will be e-mailed to everybody
– CS 101 section access code: VIRGIN-7589-1797
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Java on Mac installation is on the website
Lab this Thurs/Fri
– You must attend the section you are registered for!
– We will be going over the lab today in class
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Lab machine login issues
Lab 1 grades were returned
– In general, lab grades will be returned on Wed
– Lab 2 grades should be returned later today
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First midterm is 2 weeks from today
Progression through the textbook: 1, 2, 3, skip 4, 5, 6, back to 4, 7, 8
– Thus, once we finish chapter 3, we will proceed into chapter 5
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Testing code for homeworks
Monday, 12 September 2005
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TAs and office hours are on the website (and occasionally change)
First J homework is out, is due this Friday at 10 a.m.
First C homework is out, due a week from Wednesday
– Details on the website
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Lab this Thurs/Fri
– More on using objects (chapter 3)
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Lab machine login issues
– I’m working on it…
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First midterm is 1 week from Wednesday
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Will cover chapters 1-3
And maybe a bit of chapter 5, depending on how far we get
Full details on this on Wednesday
Last semester’s exams will be on the website
Progression through the textbook: 1, 2, 3, skip 4, 5, 6, back to 4, 7, 8
– Thus, once we finish chapter 3, we will proceed into chapter 5
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Testing code for homeworks
Comments on the assignments…
Wednesday, 14 September 2005
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First J homework is out, is due this Friday at 10 a.m.
– 10:00:01 is late!!!
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First C homework is out, due a week from today
– Details on the website
– All the questions for chapters 2 and 3
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Lab this Thurs/Fri
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More on using objects (chapter 3), and a review of references
We’ll be going over it today
It’s a new lab this year – please comment!
You may want to bring your textbooks to lab this week
Lab machine login issues
– You should have received an e-mail – if not, let me know
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First midterm is 1 week from today
– Will cover chapters 1-3, is open book
– Last two semester’s worth of exams are on the website
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Lab quiz next week
– Done during your normal lab section, is open book
– Last two semester’s worth of lab quizzes are on the website
– You will probably have to write an entire program
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Testing code for homeworks
Comments on the assignments…
Monday, 19 September 2005
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Second J homework will be out on Wed
– Due a week from Friday at 10 a.m.
– Will be going over it today
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First C homework is out, due this Wednesday
– Details on the website
– All the questions for chapters 2 and 3
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Lab quiz this Thurs/Fri
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Done during your normal lab section, is open book
Survey questions are optional for the lab quiz
As it’s timed, don’t need to do the good programming practices
Last two semester’s worth of lab quizzes are on the website
You will probably have to write an entire program
Lab machine login issues
– You should have received an e-mail – if not, let me know
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First midterm is this Wednesday
– Will cover chapters 1-3, is open book
– Last two semester’s worth of exams are on the website
– Will be reviewing for it today
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Appendix in back of textbook
– String class starts on page 877
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Glossary on website…
Wednesday, 21 September 2005
• First midterm is today
– That’s why everybody showed up!
– Please sit every other seat
– When done, put your test in the correct pile
• Second J homework will be out today
– I’ll e-mail about it
– Due a week from Friday at 10 a.m.
– Will be going over it today
• Lab quiz this Thurs/Fri
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Done during your normal lab section
Is open textbook
Survey questions are optional for the lab quiz
As it’s timed, don’t need to do the good programming practices
Last two semester’s worth of lab quizzes are on the website
You will probably have to write an entire program
Monday, 26 September 2005
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First midterm
– Average grade was a 89 (stdev 13)
– Will be returned in labs this week (101-E during lecture on Wed)
• In the future, we’ll try to return it the same week
– Will go over it today
– Regrades must be turned in within 10 days
• Forms will be on the website
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Lab quizzes will be returned around Wednesday
Will go over grades so far this Wed or next Mon
Second J homework is out
– Due Friday at 10 a.m.
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Future assignments
– HW J3 will be out this Wed, due a week from Friday (HW is on if’s)
• Will be having a J homework every week there is not an exam (still ~7 this semester)
– HW C2 should be out this week
– Will be going over this week’s lab on Wednesday (lab is on if’s)
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Jeopardy review: how much did it help?
Wednesday, 28 September 2005
• Lab quiz grades were e-mailed back last night
• Exams will be returned in lab this week
– Average was an 89 (stdev 13)
• Second J homework is out
– Due Friday at 10 a.m.
• Third J homework will be out tonight: on if’s
– We will go over it today
• This week’s lab is also on if’s
– Will also go over it today
• HW C2 should be out this week
• No class on Monday (fall break)
Wednesday, 28 September 2005
• How to compute your grades
– Compute each grade as a percentage (out of 100)
– Multiply each grade by the assignment’s weight
– Sum those up
– Divide by the total weight
hwj1* 3  quiz1 * 3.33  midterm1*10  lab1*1  lab 2 *1  lab3 *1  l
grade 
20.33
• Average weighted grade so far is 93
– We expect this to lower as the semester progresses
• HISTORICALLY, the grade range has been:
– A: 90+, B: 80-89, C: 70-79, D/F: <70
Wednesday, 5 October 2005
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Today’s music: The Rolling Stones
Homeworks
– HW J3 is due this Friday
– HW J4 is out today (will be reviewing it): on loops
– HW C2 will be out today
• When should it be due?
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Exam regrades
– The grading guidelines will be on the website (probably tonight)
– Regrade form also on the website
– Must be turned in within 10 days
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This week’s lab is on while loops
– Will also go over it today
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Missing labs for the concert
– That’s a valid reason as far as I’m concerned
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Textbook progression
– Chapter 6 (iteration) this week and next week
– Then onto chapter 4 (creating classes) and 7 (more on classes)
Survey responses
• More program examples and demos
– And different ones than the textbook
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Positive responses about the TAs
Go slower when explaining the slides with code on them
Lots of people objected to the common curve with 101-E
Code on the website
Terminology concerns
Amount of material covered
Speeding through certain slides
Object vs. class confusion
Assignments that allow for more “creative” solutions
Textbook appendix usage explanation
More survey Comments
• Lots of requests for the return of the marshmallow gun
• More humor / red slides
– Demotivators were very popular
• I should start answering other’s cell phones during class
• I should dance Irish jigs (?)
• Lots of comments on how I draw &’s
– I got straight F’s in handwriting in elementary school….
• List what music I’m playing
Monday, 10 October 2005
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Today’s music: U2 (from The Joshua Tree)
Homeworks
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HW J4 is due this Friday
No HW next week (as it’s the midterm)
HW J5 due the following week (also on loops)
HW C2 due next Wednesday (19 Oct) at 2 p.m. – all questions for chaps 5 and 6
Exam regrades
– The grading guidelines are on the website (sorry about the delay)
– There are about 10 days to submit a regrade
– Regrade form also on the website
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This week’s lab is on for loops
– Will also go over it on Wednesday
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Lab quiz and midterm next week
– Same procedure as last time
– Coverage is chapter 1-6 except 4 (with emphasis on chapters 5 and 6)
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Textbook progression
– Chapter 6 (iteration) will be finished this week
– Will then start on chapter 4 (which is not on this midterm)
– Will be spending a LOT of time on chapters 4 and 7 after the midterm
Wednesday, 12 October 2005
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Today’s music: The Who (Pinball Wizard and Baba O’Riley)
Homeworks
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HW J4 is due this Friday
No HW next week (as it’s the midterm)
HW J5 due the following week (also on loops) – will go over it on Monday
HW C2 due next Wednesday (19 Oct) at 2 p.m. – all questions for chaps 5 and 6
Exam regrades
– The grading guidelines are on the website (sorry about the delay)
– There are about 10 days to submit a regrade
– Regrade form also on the website
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This week’s lab is on for loops
– Will also go over it today
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Lab quiz and midterm next week
– Same procedure as last time
– Coverage is chapter 1-6 except 4 (with emphasis on chapters 5 and 6)
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Textbook progression
– Chapter 6 (iteration) will be finished today
– Will then start on chapter 4 (which is not on this midterm)
– Will be spending a LOT of time on chapters 4 and 7 after the midterm
Monday, 17 October 2005
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Today’s music: The Corrs: Rebel Heart & Breathless
Homeworks
– No HW this week (as it’s the midterm)
– HW J5 is due next Friday
• Available this Wednesday, will be going over it today
– HW C2 due this Wednesday (19 Oct) at 2 p.m. – all questions for chaps 5 and 6
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Exam regrades
– The grading guidelines & regrade form are on the website
– There is a week (or so) left to submit a regrade
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Lab quiz and midterm this week
– Same procedure as last time
– Coverage is chapter 1-6 except 4 (with emphasis on chapters 5 and 6)
– Midterm and lab are open textbook, closed everything else (the lab may allow the Java
documentation) – this includes past assignments!
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Today’s lecture
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Going over HW J5
Review of HW J4 and prime number generation and efficiency
How to debug programs
Jeopardy review!
Third lab quiz date is being moved to the week after Thanksgiving
Wednesday, 19 October 2005
• Today’s music: ABBA
• Second midterm is today
– Please sit every other seat
– When done, put your test in the correct pile
• Lab quiz this Thurs/Fri
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Done during your normal lab section
Is open textbook
Survey questions are optional for the lab quiz
As it’s timed, don’t need to do the good programming practices
Last two semester’s worth of lab quizzes are on the website
Monday, 24 October 2005
• Today’s music: ABBA (really)
• Second midterm…
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Yes, the test was *way* too long
It will be returned in labs this week
Grades will be posted online today or tomorrow
Average was in the 70’s
• HW J5 due this week
• HW J6 will be out Wed, due next Friday
• Third lab quiz date is being moved to the week after
Thanksgiving
• We will be progressing through chapters 4 and 7 for the
next few weeks
Debugging
• Three ways to debug:
– Hand trace the program
– Put in lots of print statements (ala Fractions in Lab 7)
– Reading a stack trace
• Later (most likely in 201), you will see how to use a
debugger
Wednesday, 26 October 2005
• Today’s music: Metallica
• Second midterm
– It will be returned in labs this week
– Grades are online via the viewgrades script
– Average was a 73
• HW J5 due this week
– Can use BigDecimal exclusively
– Will talk a bit about BigDecimal and BigInteger today
• HW J6 will be today, due next Friday
– Will go over it today
• Lab 8 will be on creating classes
– Will go over it today
• Third lab quiz date is being moved to the week after Thanksgiving
• We will be progressing through chapters 4 and 7 for the next few
weeks
Happy Halloween!!!
• Today’s music: Led Zeppelin
• Second midterm
– I have the remaining ones with me
– Will be going over it today
• HW J6 due this Friday
– Don’t wait until the last day!!!
• HW J7 and lab 9 will also be on creating classes
– Will go over them on Wednesday
• Third lab quiz date is being moved to the week after Thanksgiving
• Textbook progression:
– Chapter 4 this week
– Chapter 8 next week
– Returning to chapter 4 and 7 following that
• The perception about feeling lost with the current material…
Wednesday, 2 November 2005
• Today’s music: Indigo Girls
• HW J6 due this Friday
– Don’t wait until the last day!!!
• HW J7 and lab 9 will also be on creating classes
– Will go over them on today
• Third lab quiz date is being moved to the week after
Thanksgiving
• Lab 8 grading has been delayed…
• Textbook progression:
– Chapter 4 this week
– Chapter 8 next week
– Returning to chapter 4 and 7 following that
Monday, 7 November 2005
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Today’s music: Kool and the Gang
HW J7 due this Friday
– Don’t wait until the last day!!!
– Will be going over it a bit more today
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Midterm is a week from Wednesday
– Lab quiz is the week after Turkey Day
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Lab 10 will be on single dimensional arrays
– And will be used in the final game
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Lab 11 will be on two dimensional arrays
HW J8: due Friday, 2 December
– Will be presented next Monday
– Will use 2-D arrays to create the map for the game
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We are a bit behind in the grading
– HW J5 and lab 8 were returned today
– Should be caught up at this point
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Textbook progression:
– Chapter 8 this week, and a bit of next week
– Returning to chapter 4 and 7 following that
Wednesday, 9 November 2005
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Today’s music: Enya
HW J7 due this Friday
– Don’t wait until the last day!!!
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Midterm is a week from today
– Lab quiz is the week after Thanksgiving
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Lab 10 will be on single dimensional arrays
– And part will be used in the final game
– Will go over it today
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Lab 11 will be on two dimensional arrays
– We hope to have that usable in the final game as well – possibly a map generator
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HW J8: due Friday, 2 December
– Will be presented next Monday
– Will use 2-D arrays to create the map for the game
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We are all caught up with the grading
– But regrades got a bit delayed in the process
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Textbook progression:
– Chapter 8 this week, and a bit of next week
– Returning to chapter 4 and 7 following that
Monday, 14 November 2005
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Today’s music: Jethro Tull
HW J8 due Friday, 2 December
– Don’t wait until the last day!!!
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Midterm is this Wednesday
– Will primarily focus on chapters 4 and 8
– But covers chapters 1-6, 8
– Lab quiz is the week after Thanksgiving
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Lab 11 will be on 2-D arrays
– And will (hopefully) be used in the final game
– Will not be going over it on Wednesday…
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We are all caught up with the grading
– But regrades got a bit delayed in the process
– We expect exam regrades done by Wed
– HW J7: aiming for return after 1 week
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Course surveys
– There will be two:
• One is part of some assignment
• The other is the Toolkit survey
– We are not forcing you to do either
• But please do!
Wednesday, 16 November 2005
• Today’s music: Meat Loaf (didn’t play)
• Third midterm is today
– Please sit every other seat
– When done, put your test in the correct pile
• I have all old exams with me
– Including all regrades, which have been completed
– Can pick them up after you turn in your test
• No more office hours for the rest of the week
– And none next week
• Lab this Thurs/Fri
– Not a lab quiz
• And have a great Thanksgiving break!!!
Monday, 28 November 2005
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Today’s music: Meat Loaf (really)
Third midterm will be returned in lab this week
Lab quiz this Thursday/Friday
– Will cover the same topics as the exam did
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Grades / curve
– I e-mailed about this last week
– Because the course workload has been high (and the exams difficult), the curve has been lowered
(i.e. the grades raised)
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HW J8 is out
– We’ll be going over it a bit more today
– Due next Tuesday at 10 a.m. (not this Friday)
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HW C3 is out
– Due next Monday, 5 Dec at 10 a.m.
– I can change that due date, if desired
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There will be a “lab 12”
– It’ll be done on your own time, and it will be very quick – it’s just surveys
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The plan
– This week: chapter 7 (advanced topics on creating classes)
– Next Monday: a bit of chapter 9 (inheritance) and course conclusion
Wednesday, 30 November 2005
• Today’s music: Pink Floyd
• Third midterm will be returned in lab this week
– Will go over it next Monday
• Lab quiz this Thursday/Friday
– Will cover the same topics as the exam did
• HW J8 is out
– Due next Tuesday at 10 a.m. (not this Friday)
– Note that your randomness may differ from ours
• HW C3 is out
– Due next Monday, 5 Dec at 10 a.m.
– I can change that due date, if desired
• There will be a “lab 12”
– It’ll be done on your own time, and it will be very quick – it’s just surveys
• The plan
– This week: chapter 7 (advanced topics on creating classes)
– Next Monday: a bit of chapter 9 (inheritance) and course conclusion
The End
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Today’s music: Kansas & REO Speedwagon
Third midterm was returned in lab
– If you didn’t get it, I have it with me
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HW J8 is due tomorrow at 10
– Note that your randomness may differ from ours
– Most common error: putting rows before columns
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HW C3 is extended: now due tomorrow at 10 as well
– Due to the website not working last night
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Returning of grades
– Lab quiz will be returned later this week
– HW J8 most likely next week
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The grading scripts (i.e. viewgrades) will go offline once the semester is finshed
– The grades themselves will be kept in the Toolkit
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Regrades
– All regrades must be in by the end of this Friday
– Obviously, we’ll allow HW J8 and final regrades after that fact
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The process of me turning in grades…
Don’t forget lab 12!
The plan
– Next Monday: a bit of chapter 9 (inheritance), final exam review, and course conclusion