UMBC CMSC331-01&04, Programming Languages, Fall 2021

News Archive

• [Wed Dec 08 15:59 2021]   Fixed links for Main11_2.hs and Main11_3.hs in the PDF file for Homework 11.

• [Wed Dec 08 15:05 2021]   Source code for examples from lecture today are here:
  • C++/OpenMP
  • Threaded Java
  • Prolog

• [Wed Dec 01 14:50 2021]   Haskell source code for monad examples from lecture today are here .

• [Tue Nov 30 18:05 2021]   Homework 11 posted. Due Wed 12/08/21   [Submit on GL only]

• [Sun Nov 28 21:15 2021]   For some reason, monads are often compared to burritos. Here are some links, so you know the inside joke:
  • The original Monads are burritos? cartoon.
  • A blog post that says indeed Monads are like burritos.
  • Another blog post that laments the abundance of bad monad tutorials, especially ones that compare monads to burritos, boxes, etc. The author calls it the the monad tutorial fallacy.

  Here is a graph of the number of monad tutorials on the web (from the Haskell Wiki):
  

  
  There are lots of monad tutorials out there. Not all of them good. Suffice it to say that monads is a confusing topic that somehow motivates people to write a tutorial when they figure it out.

• [Thu Nov 18 21:15 2021]   Homework 10 posted. Due Wed 12/01/21   [Submit on GL only]

• [Thu Nov 11 01:25 2021]   Homework 9 posted. Due Wed 11/17/21   [Submit on GL only]

• [Wed Nov 10 15:35 2021]   Source code for yacc programs shown in class on Wendesday are here. They are also on GL under yacc/ in the cs331stuff directory.

• [Wed Nov 03 09:35 2021]   Homework 8 posted. Due Wed 11/10/21   [Submit]

• [Mon Nov 01 09:30 2021]   Prof. Chang's office hours this week:
  • Mon 3:00 - 4:30pm (normal)
  • Tue 2:00pm - 4:00pm (normal)
  • Wed 3:30 - 4:30pm (later, reduced)

• [Wed Oct 27 11:35 2021]   Due date for Homework 7 has been pushed back to Wednesday Nov 3.   [Submit on GL only]

• [Wed Oct 20 23:00 2021]   Homework 7 posted. Due Wed 10/27/21   [Submit on GL only]

• [Thu Oct 14 17:45 2021]   Revised Homework 6 to use | instead of + for or-ing two regular expressions.

• [Wed Oct 13 21:10 2021]   Added "Briefly explain how your DFA works" to Question #1 of Homework 6.

• [Wed Oct 13 17:45 2021]   Homework 6 posted. Due Wed 10/20/21   [Submit]

• [Wed Oct 13 15:42 2021]   Source code for C, C++, Haskell and Python programs shown in class this week regarding the upwards funarg problem are here (as well as some additional examples).

• [Mon Oct 11 15:00 2021]   Prof. Chang's office hours this week:
  • Mon 3:00 - 4:30pm (normal)
  • Tue 9:30am - 11:30am (much earlier than usual)
  • Wed 3:00 - 4:30pm (normal)

• [Wed Oct 06 09:15 2021]   Homework 5 posted. Due Wed 10/13/21   [Submit]

• [Tue Oct 05 22:45 2021]   Source code for Lex programs shown in class on Monday are here.

• [Mon Oct 04 16:35 2021]   Prof. Chang's office hours this week:
  • Mon 3:00-4:30pm (normal)
  • Tue 2-4pm (normal)
  • Wed 4-5pm (shifted)

• [Mon Oct 04 09:35 2021]   Added Lex & Yacc guide by Tom Niemann under "Resources".

• [Fri Oct 01 14:35 2021]   Source code for Haskell programs shown in class on Wednesday are here.

• [Wed Sep 29 15:05 2021]   Updated Homework 4 with a note regarding regular expression notation.

• [Wed Sep 29 09:15 2021]   Homework 4 posted. Due Wed 10/06/21   [Submit]

• [Mon Sep 27 16:40 2021]   Prof. Chang's office hours on Tuesday 10/12 has been moved to 9:30am-11:30am.

• [Wed Sep 22 01:25 2021]   Homework 3 posted. Due Wed 09/29/21   [Submit]

• [Mon Sep 20 14:55 2021]   Added links under "Course Materials" to the Google Drive directories for slides, Section 01 lectures and Section 04 lectures.

• [Tue Sep 14 22:45 2021]   Homework 2 posted. Due Wed 09/22/21   [Submit]

• [Mon Sep 13 15:20 2021]   TA Om Rohith Karamala's office hours on Friday 9/17 moved to 2pm-3pm.

• [Fri Sep 10 14:10 2021]   Prof. Chang's Tuesday office hours will be sporadic over the next 3 weeks:
  • Tue 9/14 canceled
  • Tue 9/21 11:30am - 1:30pm
  • Tue 9/28 12:30pm - 2:30pm
  The class calendar has been updated.

• [Fri Sep 10 13:50 2021]   There is a typo in question 3d of HW01. The rule for <T> should be:

  <T> -> b <T> c | ε

  The PDF file on Google Drive has been updated.

• [Tue Sep 07 15:00 2021]   Homework 1 posted. Due Wed 09/15/21   [Submit]

• [Mon Sep 06 11:30 2021]   Added a webpage for installing and running the Glasgow Haskell Compiler (GHC).

• [Sun Sep 05 19:05 2021]   Added a webpage for submitting your Haskell programs on GL. (Written homework questions should be submitted using the Google Form linked on the assignment.)

• [Fri Sep 03 12:45 2021]   Updated TA office hours:

  Mon, Tue & Wed 5pm – 6pm, Fri 12pm – 1pm using https://meet.google.com/oky-stwu-jui

• [Mon Aug 30 23:45 2021]   Office hours will be held online using Google Meet. (See calendar for times.) Use these links:
  • Prof. Chang's office hours: https://meet.google.com/ghy-yawx-ubr
  • TA Om Rohith Karamala's office hours: https://meet.google.com/oky-stwu-jui

• [Mon Aug 30 23:45 2021]   Web page up.