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Daily Announcements

Daily Announcements. CS 101 Spring 2005 Aaron Bloomfield. Monday, 24 January 2005. The final conflicts with APMA 310 and ECON 202 (sections 100 and 200) There will be labs this week More on the lab scheduling issues…

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Daily Announcements

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  1. Daily Announcements CS 101 Spring 2005 Aaron Bloomfield

  2. Monday, 24 January 2005 • The final conflicts with APMA 310 and ECON 202 (sections 100 and 200) • There will be labs this week • More on the lab scheduling issues… • A note about the common curve (between 101 and 101-E) and the separation of the classes • CodeLab registration • Please use your @virginia.edu e-mail address!

  3. Wednesday, 26 January 2005 • My Thursday office hours are changing • I don’t know what to, yet • Thus, I won’t have office hours tomorrow • There is a lab this week! • Must go to your own lab section or else, blah, blah, blah • First CodeLab homework assigned today • Posted on the website • Due next Thursday by 8:00 a.m. • The problems shouldn’t take very long for each one! • Don’t wait until late next week to handle registration issues! • First programming homework will be out next week (probably on Monday) • Pacing for lecture today

  4. Monday, 31 January 2005 • My Thursday office hours are changing to 10:30-noon • There is a lab this week! • Must go to your own lab section or else, blah, blah, blah • Some students did the lab from somewhere other than the lab room – they will get zeros on the lab • How the labs will be graded • Grades for lab 1 should be e-mailed this Wednesday • CodeLab registration issues: don’t wait until the last minute! • First CodeLab homework due on Thursday by 8:00 a.m. • The problems shouldn’t take very long for each one! • Don’t wait until late next week to handle registration issues! • First programming homework is out, due 11 Feb by 10:00 a.m.

  5. A note about Lab 1 // Name: Chris Doe // E-mail: abc1d@virginia.edu // Purpose: To demonstrate a compile error public class CompileError { public static void main (String[] args) { System.out.println ("I solved my compile error!") } } ;

  6. Quick survey • I understood the concepts of last lecture • All of them • Most of them • I was a bit lost • I was totally lost

  7. Quick survey • How hard were the CodeLab problems? • Really hard • Moderate • Really easy • SOOOOOOOOOO boring!!!

  8. Quick survey • How helpful were the CodeLab problems? • Now I see the light! • Fairly helpful • Not really helpful • I only learned how much I dislike CodeLab

  9. Wednesday, 2 February 2005 • My Thursday office hours are now 10:30-noon • There is a lab this week • CodeLab registration issues: don’t wait until the last minute! • First CodeLab homework due on Thursday by 8:00 a.m. • The problems shouldn’t take very long for each one! • Don’t wait until late next week to handle registration issues! • First programming homework is due 11 Feb by 10:00 a.m. • Submissions will be enabled tonight • For those who do not have the 1.5 version of the textbook: • BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in)); • Scanner stdin = new Scanner (System.in); • A note about the questionnaires on the labs/homeworks • About the slide notes

  10. Quick survey • I understood the concepts of last lecture • All of them • Most of them • I was a bit lost • I was totally lost

  11. Quick survey • I understood the Scanner class in last lecture • All of them • Most of them • I was a bit lost • I was totally lost

  12. Monday, 7 February 2005 • A note about temperature conversion for HW J1 • About the grading scripts… • Grades for HW C1 in Toolkit • A bunch weren’t registered for my section – they have been notified by e-mail • “Good programming practices” • There is a lab this week • Second CodeLab homework will be out this week • Second programming homework will be out this week • First programming homework is due 11 Feb by 10:00 am • Office hours this week • Don’t wait until the last minute for HW J1 questions! • First midterm is 2 weeks from Wednesday • Will most likely be open book (meaning only the textbook) • Previous year’s tests will be posted on the website • About that computer prediction slide from last time…

  13. An old prediction of the future…

  14. Wednesday, 9 February 2005 • “Good programming practices” • Make sure your name and e-mail ID (i.e. abc1d) are in the header • Labs • There is a lab this week • You can leave lab if ALL of the following are true: • You finished your lab • You have finished your HWs that are currently due • You have been there for 30 minutes • Homeworks • First programming homework is due 11 Feb by 10:00 am • Second CodeLab homework will be out this week • Second programming homework will be out this week (probably Fri) • Office hours this week • Don’t wait until the last minute for HW J1 questions! • First midterm is 2 weeks from today • Will most likely be open book (meaning only the textbook) • Previous year’s tests will be posted on the website

  15. Black Monday • “Good programming practices” • Make sure your name and e-mail ID (i.e. abc1d) are in the header • Labs • You can leave lab if ALL of the following are true: • You finished your lab • You have finished your HWs that are currently due • You have been there for 30 minutes • Homeworks • Second programming homework is due 18 Feb by 10:00 am • Second CodeLab homework will be out this week • Office hours this week • Don’t wait until the last minute for HW J2 questions! • First midterm is 1 week from this Wednesday • Will most be open textbook • Previous year’s test is posted on the website • Exam will cover all of chapters 1-3, and parts of chapter 4 • Regrades for lab1, etc. • Overview of HW J2

  16. l2 l1 +y 2.0 2.0 x y Line - m = 0.0 - b = 0.0 + Line() + Line (double m, double x) + setYIntersect (double b) + computeIntersection (Line that) + getYValue (double y) + ... +x -x y=0.0x+0.0 y=0.0x+2.0 y=1.0x+0.0 -y HW J2 overview Line l1 = new Line (); Line l2 = new Line (1, 0); l1.setYIntersect(2); double x = l1.computeIntersection(l2); double y = l1.getYValue(x); (2,2)

  17. Wednesday, 16 February 2005 • Homeworks • Second programming homework is due 18 Feb by 10:00 am • Second CodeLab homework will be out this week • Office hours this week • Don’t wait until the last minute for HW J2 questions! • First midterm is 1 week from today • Will most be open textbook • Previous year’s test is posted on the website • Exam will cover all of chapters 1-3, and parts of chapter 4 • Regrades for lab1, etc.

  18. Monday, 21 February 2005, page 1 • Homeworks • Third programming homework is out today • Due one week from this Friday • Second CodeLab homework is out today • Due one week from this Wednesday • CodeLab problems from chapters 3 and 4 • Due next Wed, March 2, @ 9:00 a.m. • Office hours this week • I will not have any this Thursday, as I’ll be out of town • And tomorrow’s will be very crowded… • Today’s lecture • Going over HW J3: 10 minutes • Finishing up chapter 4: About 15 minutes • Review of chapters 1-3: About 30 minutes • Starting on chapter 4: remaining time • About last week’s lab… • Frankly, it sucked. My apologies! That shouldn’t happen again. • And about constructors in general

  19. Monday, 21 February 2005, page 2 • I’m very behind in my e-mails • I will get to them, hopefully this upcoming weekend • I’m going to have LOTS of time in airports • First midterm is this Wednesday • In this room (CHM 402) • Will be open textbook • No notes, computers, cell phones, or assistants (digital or human) • Previous year’s test is posted on the website • Exam will cover all of chapters 1-3, and parts of chapter 4 • Know your lab section time and number • It’s worth points on the exam! • Lab quiz is this Thursday • Is also open textbook • Must go to your assigned lab section! • You are not allowed to ask Java-related questions • Can ask about JCreator / submission problems • No required survey (only the optional comments field) • Last year’s will be on the website tonight

  20. Monday, 28 February 2005 • Homeworks • HW J3 is due this Friday • HW C2 is due this Wednesday • HW J4 will be out this week, due two weeks from this Friday • Midterm 1 returned today • Some got it back last Thursday • I have the rest of the exams with me today • Average: 86.6 (standard deviation: 7.3) • What students were a bit confused on: • References • Constructors • Regrades will be discussed on Wednesday • Lab quiz 1 will be returned within a day or two • The plan: • Cover chapters 5, 6, and 7 over the next 3 weeks (1 week each) • Grades: • A ROUGH curve for the exam is: • A: 90+, B: 80+, C: 70+ • This is going to change as the semester progresses!

  21. Quick survey • I thought the midterm was… • Way too hard • Hard, but fair • A bit easy • Really, really, REALLY easy

  22. Quick survey • How far did you get with the CRE book? • Read it all the way through! • Read some of it, got the general idea • Bought it but didn’t read it • Didn’t even bother buying it

  23. Wednesday, 2 March 2005 • Homeworks • HW J3 is due this Friday • HW J4 will be out this week, due two weeks from this Friday • We’ll be going over HWs J3 and J4 today • Midterm 1 • I have it with me today • Regrades will be discussed today • Lab quiz 1 will be returned within a day or two • Lab 5 this week – we’ll go over it in lecture • About the returning of the exams in lecture…

  24. Quick survey • I understand what HW J3 is asking… • Definately • For the most part • Not really • Not at all

  25. Quick survey • I understand what HW J4 is asking… • Definately • For the most part • Not really • Not at all

  26. Monday, 14 March 2005 • Homeworks • HW J4 is due this Friday • HW J5 will be out this week, due two weeks from this Friday • It probably will be on Blackjack… • We’ll be going over HW J4 today, J5 on Wednesday • Midterms • Regrades for midterm 1 will be discussed today • Midterm 2 is one week from this Wednesday • That means a lab quiz next week as well • Grades • Are no longer visible in the Toolkit • Instead, use the script found on the Submit page of the website • These grades are much more up-to-date • This should alleviate the grade issues that students were having

  27. Wednesday, 16 March 2005 • Homeworks • HW J4 is due this Friday • HW J5 will be out this week, due two weeks from this Friday • It probably will be on Blackjack… • We’ll be going over HW J4 today, J5 on Monday • Midterms • I have regrade sheets with me today. And all un-picked up copies of the first midterm • Midterm 2 is one week from this today • It will focus on chapters 4 and 5, with a little bit of chapter 6 • And it’s cumulative as well • That means a lab quiz next week as well • The Circle class is serving as the review of chapter 4 • Grades • Are no longer visible in the Toolkit • Instead, use the script found on the Submit page of the website • These grades are much more up-to-date • This should alleviate the grade issues that students were having • No office hours for me tomorrow!

  28. Monday, 21 March 2005 • Homeworks • HW J5 is out, due one week from Friday • We’ll be going over it today • HW C3 is out, as e-mailed to you yesterday • Midterms • Midterm 2 is this Wednesday • It will focus on chapters 4 and 5, with a little bit of chapter 6 • For chapter 6, you just have to be able to analyze while loops • And it’s cumulative as well • That means a lab quiz this week as well • Textbook • There is a reference section at the end of the book… • No TA office hours on Thursday • Today’s schedule • Going over HW J5 • Finishing up chapter 5 slides • Going over the Tune class • Continuing on chapter 6 slides

  29. Wednesday, 23 March 2005 • Test today! • That’s why everybody showed up! • When finished, put it in your section’s folder • Homeworks • HW J5 is out, due one week from Friday • HW C3 is out, as e-mailed to you earlier • Lab quiz this week as well • Textbook • There is a reference section at the end of the book… • No TA office hours on Thursday

  30. Test started at 2:01 • Test ends at 3:16 • Time now:

  31. Monday, 28 March 2005 • Homeworks • HW J5 is out, due this Friday • HW C3 is out, due this Wednesday • It not yet on the website… • Midterm 2 • Average was an 85 • Grades are available via the viewgrades script on the website • Will be returned in lab on Thursday • Midterms 3 is 3 weeks from this Wednesday • Lab quiz will be returned later this week • The plan • Finishing up chapter 6 (iteration) today • Go through chapter 7 (methods and classes) – will probably finish this on Wednesday • Move onto chapter 8 (arrays) – will spend two weeks (at least) on this chapter • Major selection…

  32. Wednesday, 30 March 2005 • Homeworks • HW J5 is out, due this Friday • Can use EITHER switch or if with the Triangle class • Don’t have to use mutators with the Triangle class • HW J6 will be out late this week (or this weekend – by next Mon at the latest) • Will go over it in lecture next Monday • Midterm 3 is 3 weeks from today • Placing out of the final • Grading curve: • A range is (roughly) 91 and above • B range is (roughly) 82 and above • etc. • The plan • Finishing up chapter 6 (iteration) today • We are going to skip chapter 6 (methods and classes) for now • We’ll come back to it later • Sorry about not letting you know about this ahead of time! • Move onto chapter 8 (arrays) – will spend two weeks (at least) on this chapter

  33. Addressing the comments • Okay, okay! No more Enya! • About the 101/101-E split • Why I use the cough drops • Lots of comments about unclear directions • Me not responding to the in-class surveys • About the humor asides… • Will go over the textbook appendix • Lots of requests for The Who’s Baba O’Reiley • Usefulness of various course aspects (esp. CodeLab) • Lab length (and interest!) • Use better (and shorter) examples • Be better about putting slides on the website • Explain (and go over) HWs and labs more in class • Putting exam answers and code on the website • My idea: put a glossary on the website • Comments on the size of the class

  34. Monday, 4 April 2004 • Using mutators in constructors • Always do it! It’s a good programming practice • HW J5 was an exception (because we didn’t ask you to implement the mutators – in hindsight, we should have done so) • About the comments for HW J4 • Homeworks • HW J6 will be out today or tomorrow • I’ll e-mail about it when it’s available • Due one week from this Friday • We’ll go over it in lecture on Wednesday • Please read it over before class on Wed! • Lab this week is on arrays (we’ll go over it on Wed) • Homework “C” grades via viewgrades • ‘hwc’ is the sum of all the individual ones • It’s weighted the same as the other homeworks • The individual ones have a weight of zero • Midterm 3 is 2 weeks from this Wednesday • The plan • Go through chapter 8 (arrays) this week • Then go back to chapter 7 (methods and classes) next week • Following week is the midterm • Will talk about the textbook appendix today

  35. Wednesday, 6 April 2004 • Using mutators in constructors • Will do a regrade for this on quiz 2 • Homeworks • HW J6 is out • Due one week from this Friday • We’ll go over it in lecture today • HW C4 is out • CodeLab questions on chapter 8 • It’s due next Wed right before midnight • See the notes (either on the problems or on the homeworks page) • Lab this week is on arrays (we’ll go over it today as well) • I have midterm 2 with me today (if you missed it in lab) • Midterm 3 is 2 weeks from today • The plan • Go through chapter 8 (arrays) this week • Then go back to chapter 7 (methods and classes) next week • Following week is the midterm

  36. Monday, 11 April 2004 • Homeworks • HW J6 is out • Due this Friday • We’ll go over it a bit more in lecture today • HW C4 is out • CodeLab questions on chapter 8 • It’s due this Wed right before midnight • See the notes (either on the problems or on the homeworks page) • HW J7 will be out late this week or early next week, and will be due two weeks from Friday • Lab this week is on 2-D arrays • Midterm 3 is 1 week from Wednesday • Will cover chapters 1-8, with a focus on 6-8 • Lab quiz 3 is 1 week from Thursday • Will also focus on chapters 6-8 • The plan • Go through chapter 7 (methods and classes) this week • Next week is midterm review and the midterm • Following week is chapter 9 (inheritance) • The last week of classes is review for the final • Only one day of class that week

  37. Wednesday, 13 April 2004 • Homeworks • HW J6 is due this Friday • HW C4 is out • Due tonight at 11:59 p.m. • CodeLab questions on chapter 8 • It’s due this Wed right before midnight • See the notes (either on the problems or on the homeworks page) • HW J7 will be out late this week or early next week, and will be due two weeks from Friday • Lab this week is on searches (we’ll go over it today) • Midterm 3 is 1 week from today • Will cover chapters 1-8, with a focus on 6-8 • Lab quiz 3 is 1 week from Thursday • Will also focus on chapters 6-8 • The plan • Finish chapter 7 (methods and classes) today • We may finish lecture early today • Next week is midterm review (Monday) and the midterm (Wednesday) • Following week is chapter 9 (inheritance) • The last week of classes is review for the final • Only one day of class that week

  38. Monday, 18 April 2004 • Homeworks • Observations on HW J6 • HW J7 is due one week from this Friday • We’ll go over it today • There will most likely be one more C homework • Midterm 3 is this Wednesday • Will cover chapters 1-8, with a focus on 6-8 • We will TRY to get them returned in labs the next day • If not, they will be returned the following week in labs • Lab quiz this week • You will probably have to write a class that uses for/while loops and arrays • TAing for next year • The plan • This week is midterm review (Monday) and the midterm (Wednesday) • Next week is chapter 9 (inheritance) • What OOP is all about! • The last week of classes is review for the final • Only one day of class that week

  39. Wednesday, 20 April 2004 • Homeworks • HW J7 is due one week from this Friday • There will most likely be one more C homework • Midterm 3 is today! • Notice how many people show up to class! • We will TRY to get them returned in labs the next day • If not, they will be returned the following week in labs • Lab quiz tomorrow • You will probably have to write a class that uses for/while loops and arrays

  40. Monday, 25 April 2004 • Homeworks • HW J7’s due date is being extended to next week • Technically due at 11:59 p.m. on Tuesday • But the late penalty won’t start until 10 a.m. on Wednesday • We will be going over HW J7 today • No more C homeworks • Midterm 3 discussion • Average: 76.4, stdev 14.6 • Will regrade questions 11 & 12 for hasNextInt() • I have regrade forms on me today • Placing out of the final exam: must meet ALL of the following: • Criteria: B- or above overall average • 70 or better on the third lab quiz • A “passing grade” on HW J7 • Grades • Current curve has 90+ being A, 80-90 being a B, etc. • This is subject to change!!! • Note that IF 80 is the cut-off, then 79.5 will round up, but 79.4999999999 will not • CS for CLAS program • I’m a bit behind in my e-mails…

  41. Wednesday, 27 April 2004 • Homeworks • HW J7’s due date is being extended to next week • Technically due at 11:59 p.m. on Tuesday • But the late penalty won’t start until 10 a.m. on Wednesday • We will be going over HW J7 today • No more C homeworks • Midterm 3 discussion • Average: 76.4, stdev 14.6 • Will regrade questions 11 & 12 for hasNextInt() • I have more regrade forms on me today • Can pick them up in lab tomorrow • Placing out of the final exam: must meet ALL of the following: • Criteria: B- or above overall average • 70 or better on the third lab quiz • A “passing grade” on HW J7 • Perhaps a minimum grade on the third midterm • Grades • Current curve has 90+ being A, 80-90 being a B, etc. • This is subject to change!!! • Note that IF 80 is the cut-off, then 79.5 will round up, but 79.4999999999 will not • CS for CLAS program • I’m a bit behind in my e-mails… • About tomorrow’s lab • Regrade times for remaining assignments…

  42. Monday, 2 May 2004 • Homeworks • HW J7’s due 11:59 p.m. on Tuesday • But the late penalty won’t start until 10 a.m. on Wednesday • We will be going over HW J7 today • No more C homeworks • Midterm 3 • All regrades are completed (I have them with me) • Placing out of the final exam: must meet MOST of the following: • Criteria: B- or above overall average • A “passing grade” on the third lab quiz • A “passing grade” on HW J7 • Grades • Current curve has 90+ being A, 80-90 being a B, etc. • This is subject to change!!! • Note that IF 80 is the cut-off, then 79.5 will round up, but 79.4999999999 will not • Final exam conflicts

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