Unanswered Questions

2,318 questions with no upvoted or accepted answers
5
votes
1answer
2k views

How to install and compile the Stanford Portable Library on windows?

Self-explonatory title, I can't install the appliance for some reasons - Google just left me pretty confused - I would like to use the Stanford Portable Libray in a windows enviroment. I am using ...
3
votes
1answer
826 views

PSET 2 - Can Crack be implemented for 5 characters in a more efficient way?

Okay, so I've finished the crack problem, and it runs, but since the pset2 now tells us the passwords can be upto 5 characters long, it takes about 48 minutes to get the password match for "zzzzz". ...
3
votes
1answer
59 views

Google Earth frame is displayed in front of javascript alerts

When I click start engine in the right rail of the application, an alert is displayed behind the Google Earth frame of the Harvard Yard. I cannot click on any items that are displayed on this alert, ...
3
votes
0answers
168 views

Functions returning a value?

I'm trying to implement multi-dimensional arrays in Scratch, for an implementation of maze generation. To simplify, I'd like to implement a couple of custom blocks which return a value, e.g. ...
2
votes
2answers
55 views

2019 PSET4 SPELLER, I have no clue why it isn't working, I'm sure size and unload function is right, but unsure about load and check

// Implements a dictionary's functionality #include <ctype.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #...
2
votes
0answers
217 views

OSError: [Errno 99] Cannot assign requested address in pset7 2019

I am trying to send email via my server to the persons who have done their registration. Their information is getting stored in database( csv file) but when I click on submit button, nothing loads and ...
2
votes
1answer
195 views

Compiler Can't locate CS50 library locally

I'm trying to work on my C psets on my local machine in vscode. I've installed the cs50 library locally but am having trouble compiling. OS is osx 10.14.3 The error I'm receiving when compiling with ...
2
votes
1answer
51 views

Problem with running docker toolbox on windows

Please I need help. I've been searching all over the net and topics on how to run IDE offline on my windows 10, I've downloaded it but when I run it following the several instructions, I keep getting ...
2
votes
1answer
76 views

Why do cs50/2018/x/speller, cs50/2018/x/mashup show looks good but give 4 / 5 for style?

I have run update50 and I'm still not seeing any style errors but I'm still getting 95% and 4/5 for style?
2
votes
1answer
407 views

CS50's Web Programming with Python and JavaScript on edx project submission

On the following course on edx: CS50's Mobile App Development with React Native CS50's Web Programming with Python and JavaScript I have been trying to submit the project work but it is "Coming Soon!" ...
2
votes
1answer
190 views

CS50.io - python 3.6 breaks submit50

I just ran update50 before trying to submit my final project but after doing that and trying to run submit50 the new version of python seems to have broken from what I have seen researching the error ...
2
votes
0answers
828 views

How to call the usd function in the jinja template of quoted.html?

I want to display the cost of the share in Quote tab using the "usd" function defined in helpers.py. I've tried adding app.jinja_env.globals.update(usd=usd)in application.py and then calling the ...
2
votes
1answer
96 views

Who I can connect if my problem set 0 haven't been graded?

I have submitted 6 problem set from 0-5, but only the problem set 0 haven't been graded. Who should I contact to inform the ungraded problem set?
2
votes
1answer
193 views

pset2 Initials Design Improvements

I was hoping you might be able to help me improve the design of my code. I've solved the initials problem, and it passes check50 on both normal and hacker edition (the hacker edition was incidental), ...
2
votes
1answer
277 views

I receive “Not authorized to access this private project” page when trying to get to CS50 Finance page in pset7

I think something is incorrect with my permissions when I'm trying to set up my pset7 materials per the spec. I've followed the spec exactly. I used username50 and password50 to put my username and ...

15 30 50 per page
1
2 3 4 5
155