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Daily Announcements

Stay informed about lab scheduling, homework assignments, and office hours for CS 101 Spring 2005. Don't miss important updates and reminders!

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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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