3
votes
Accepted
What is the Advantage of Verified Certificate in CS50
An honor code certificate basically means that you verify yourself that you took the course. It is than up to the person reading your certificate to decide whether you did indeed complete the course ...
- 70
3
votes
Final project question proposal
I was wondering for the final project, are we held to the same
expectations as those taking the CS50 class?
yes. the thing is though that we don't submit the code. we only submit a 2-minute video ...
2
votes
Accepted
Can anyone explain that attendence algoritm of week 0 lecture?
Following would be the steps assuming 8 students are in the room
1. Each of them would have the number 1 in their mind and 8 of them would be standing
2. You add the number in your pair's mind (in ...
- 36
2
votes
When do the CS50 lectures get updated?
The 2015 edX course uses the 2014 Fall Harvard lectures. They will not be updated, as the course runs until 31 December 2015.
The 2016 edX course will then use the 2015 Fall Harvard lectures.
So ...
- 18.5k
2
votes
Accepted
Resize only works when n % 4 = 0, when n = 1 or when i resize a 2x2-pixel BMP and n =2
If I'm reading the code correctly, it looks like a padding issue. When you are scaling up by any number that requires padding, here's what I see happening. You read in a line of pixels, process it, ...
- 66.7k
2
votes
Accepted
CS50 Pset1 credit
While your program will likely pass the automated tests of C50, in terms of design, you could think of the following:
As per the problem description,
Visa uses 13- and 16-digit numbers
Your ...
- 36
1
vote
Not able to link cs50x with Edx
You probably ran into the (now resolved) Auth problem described here:
https://cs50.statuspage.io/incidents/gwmwslhlmszx
Can you try again? It should work now.
- 18.5k
1
vote
CS50 2019 Verified Certificate Missing
This is a known issue with edX. Please contact them via info@edx.org so they can give you a link.
- 18.5k
1
vote
Accepted
Errors on Mario pyramid
The code doesn't satisfy the program spec. Too many leading spaced for all except a pyramid of height 8. The last line of a pyramid of any height must start in the first position on the line.
This ...
- 66.7k
1
vote
Verified Certificate
Not sure if you will be emailed, but you will find your certificate on your edX Dashboard page when it is ready. At this point, the certificate will probably be issued in January.
- 18.5k
1
vote
edX verified certificate: is it a paper certificate? Is it worth it?
I have been doing online courses and other similar tutorials for years and never paid for any of it or got any certificates.
I decided to do it for cs50. I have to say, physiologically working ...
- 159
1
vote
Accepted
Linking edX account error
I have a report that the problem has been fixed. Please confirm or refute in a comment. I also understand that you were not the only person with this issue.
If this answers your question, please ...
- 66.7k
1
vote
Accepted
Pset 3 (Recover): Why are images still glitchy?
Your issue is this:
// Name for new file
char *filename[8];
sprintf(*filename, "%03i.jpg", imageCount);
Rather than declare a string (a null terminated character array) for your filename, you've ...
- 18.5k
1
vote
Pset 3 (Recover): Why are images still glitchy?
char *filename[8];
You are declaring an array of 8 pointers, but no space for any characters. Your sprintfed file name might land anywhere, whatever filename[0] initially points to. Change it to char ...
- 20.8k
1
vote
When can I get 2015 CS50 certificate from edX
Certificates are not generated immediately. they are generated every once in a while by edX. you should find a link to your certificate on your edX dashboard soon.
1
vote
Accepted
edX Gradebook: Are my psets graded or not?
For edX, you can ignore the "ungraded" tag in the top right. If your problem set shows a number next to it, that is indeed your grade for that pset. You have received a 1.0 (i.e., full marks) for ...
- 18.5k
1
vote
How to get certification from edX?
Audit is what edX calls the Honor Code Certificate track. If you register for CS50x and choose "audit", then you will receive an Honor Code Certificate at the end, providing you complete all of the ...
- 18.5k
1
vote
Accepted
Topics not covered in lectures
Think about it like this...
One, the point of the lecture is too give you just a broad understanding of how things work in programming. He wants you to understand concepts used for the problem sets. ...
- 48
1
vote
pset2 Caesar - check50 problem :(
So after further tinkering with my code I started first encrypting the letters and then printing them individually, I am not sure why check50 found it to be an error when I did those things at the ...
1
vote
does edx marking bot screw up?
This is a common question from those (myself included) who feel they have the right output, especially with the early exercises. For instance, an output might state the coins needed to make change. ...
- 66.7k
Only top scored, non community-wiki answers of a minimum length are eligible