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Questions Answered

Venkata:
Group Title
Do i use python 3.3 or 2.7? I see there is a difference using the print syntax in these versions. I believe the course uses 2.7 but not sur…
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

mwiegant:
Group Title
in problem set 2, problem 3, I'm confused on what the upper bound should be? I feel like what is written for the upper bound formula is a t…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

pypeye:
Group Title
Hello there, I'm really trying to understand what the Zellers algorithm in homework Exercise OPT.1 is doing eg why 13*A  1 and why /5
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

lojs0:
Group Title
Week 7, ex 4.3
I don't get what i'm doing wrong
win = GraphWin("Tetrominoes", 150, 150)
…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

tcc8m:
Group Title
Hi I have a question about Quiz 1 #5. Why do you need to insert the two lines at the bottom for the function to meet its specification?
C…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

jmeloc:
Group Title
I'm stuck on the tetrominoes.
I didn't understand this piece of code 'Shape.__init__(self, coords, "blue")' because it isn't being assign…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

JohnM:
Group Title
MIT Week6 homework  Classes
Question: Why does the code below output 10:30?
Also, the homework asks us if paris_clock and boston_clock a…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

LoveMathFermat:
Group Title
def opening_files(words):
file = open("words.txt")
judge=False
…
 updated 2 years ago
 10 replies
 2 Medals
Mathematics

NancyJ:
Group Title
The first assignment asks us to insert our multiple pieces of code into the homework_1.py template. For what? Is somebody going to be read…
 updated 2 years ago
 3 replies
 3 Medals
Mathematics

MicroBot:
Group Title
assume you have class1(object) and class2(object).
how can i access the method and attributes of class1 from class2? (none is subclass of t…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

Abraxas:
Group Title
Who could help me to understand the behavior of Python in this function?
I'm trying to convert into integers some numeric strings inside a …
 updated 2 years ago
 3 replies
 3 Medals
Mathematics

bucklittle:
Group Title
Can't figure Exercise OPT.2 #3: "write a list comprehension that finds the integer solutions [x, y] for a circle of radius 5. Don't we need …
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

NachoGLZ:
Group Title
Is the following piece of code redundant? Can I simplify it?
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

ghostDoctor:
Group Title
Question re: PS2, Problem One
My solution to this problem ended up being similar to the given solution, except instead of iterating the for…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

x123x123:
Group Title
I need help with a python programming problem. the question is, modify the guess my number chapter project by reusing the function ask_numbe…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

math456:
Group Title
Can someone help me with this java problem?
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

danmei:
Group Title
I'm trying to add up the inventory and prices for this exercise, but am having trouble figuring out how to get it to add up. Can someone he…
 updated 2 years ago
 6 replies
 3 Medals
Mathematics

susanjrobertson:
Group Title
Has anyone tried the first list comprehension optional exercise? I'm getting a syntax error and I'm not sure why. My code is:
def number_li…
 updated 2 years ago
 11 replies
 1 Medal
Mathematics

algotruneman:
Group Title
Mechanical MOOC starting Nov. 26, 2012: Will it matter which version 2.7 or 3.2 we use? The "Think Like a Computer Scientist" docs seem to s…
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

rahmanig:
Group Title
what is Harmonic series?
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

susanjrobertson:
Group Title
I've gotten the pig latin question in week 4, but am having problems with the Report Card GPA and the 2nd and 3rd List comprehension  has a…
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

danmei:
Group Title
prefixes = "JKLMNOPQ"
suffix = "ack"
…
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

frankdpnw:
Group Title
I am working on exercise 2.1 on homework 2.0. We are being asked to write a function that takes parameters instead of asking for user input …
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

roadjester:
Group Title
I need help with arrays in C++. I am adding two large integers by inputing them as characters/ cstrings. But the carry...won't carry. My pro…
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

petrissimo:
Group Title
PS1, rounding problem. (with code)
I had a rounding problem for the values in PS1, so I searched and found about the DECIMAL module and it'…
 updated 2 years ago
 16 replies
 No Medals Yet
Mathematics

LoveMathFermat:
Group Title
Hello! I just completed problem 3 on problem set 2. Can you guys look at my code to see if any areas to improvement? or your code to compare…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

susanjrobertson:
Group Title
I'm having a hard time with the final written exercise. I've read about list comprehensions, but something isn't clicking for me. Any help i…
 updated 2 years ago
 4 replies
 3 Medals
Mathematics

peterotus1993:
Group Title
Use pseudocode to specify a recursive algorithm to compute the nth value of the harmonic series, for some integer n.
…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

liliy:
Group Title
how do i go about programming this:(JAVA)
You have to put the numbers 18 in the eight available cells in such a way that no number borders…
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

LoveMathFermat:
Group Title
Hello! I just finished the very first problem on problem set 1 thanks to you guys. What do you think of the code I wrote? I am a starter. I …
 updated 2 years ago
 3 replies
 1 Medal
Mathematics
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