Questions tagged [week7]

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Question About Using SQL on Desktop Visual Studio Code

I am at week7 and I wanted to use SQL on my desktop Visual Studio code(which i successfully installed. I actually switch the Python version to 3.7.0 when running this, which removed the underline ...
TrytoLearn's user avatar
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1 answer
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No results hours after submission pset7

I completed pset7 yesterday and submitted it, but there are still no results after 12 hours and my progress has not been updated to show that I have completed week 7. Check50 worked fine, I'm logged ...
Malia's user avatar
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Week 7 Regular Expressions - Why is re.search(".@.", email) returning valid for "a@bc" and "aa@b"?

Why is re.search(".@.", email) returning valid for "a@bc" and "aa@b" ? To my understanding "." is used to represent any single character except a newline. So ...
pythonlover20's user avatar
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1 answer
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survey : ValueError: too many values to unpack (expected 4) in template sheet.html

problem is when i run the application creating csv out of form.html and later try to represent that in a table in sheet.html after opening the list i made out of reading csv file , and try to access ...
Amber's user avatar
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Week7 server.c incomplete code - misses incrementing of variable

Team! I have reported the issue on facebook, but have not received a feedback, so I decided to post here. Week7, server.c program. Before downloading, I did go through usual update50. I believe ...
Vitale's user avatar
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week7 lecture7 first html file on cs50.io hello.html demands login details

I will be grateful for the help. I am watching lecture7. I have saved hello.html, and started the apache50, did all steps described in the lecture; but when I tried to access either https://ide50-...
Vitale's user avatar
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2 votes
1 answer
660 views

pset6 : cs50 IDE problem starting my server The webpage is not avialable

I have just started the lecture of week7 and struggling to start. I had my cloud9 account and when I started the server using apache50 start . Setting Apache's document root to /home/ubuntu ......
Kapil Bhatt's user avatar
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1 answer
114 views

Source code from the Week 7 short, "Singly Linked Lists"

Is the source code explained in the short "SINGLY LINKED LISTS", somewhere available?
alciregi's user avatar
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open file in binary mode, as opposed to text mode

On the http://www.cprogramming.com/tutorial/cfileio.html web page we can read <>. Well, an image file is actually not a text file. But in another stackexchange answer it is stated that a BMP file ...
alciregi's user avatar
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1 answer
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week7 section linked.c

I'm a little confused about the implementation of linked.c, specifically in the function insert_node(). The first thing we want to do there is to create a new node. They proceed to create a pointer ...
anthonygiuliano's user avatar
1 vote
1 answer
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Week 7 Wednesday lecture list-0.c

In Week 7's Wednesday lecture, Prof. Malan went over the program list-0.c. I don't get why the while loop in search() can execute. The node* ptr was first set to point at whatever the node* first is ...
user1742's user avatar
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confused by search function in Week 7 "lecture, continued"

I didn't quite follow the lecture; maybe someone can help me. This is regarding Week 7's "Lecture, continued," about 12 minutes in, when Prof. Malan is going over the simple implementation of a search ...
lacygne's user avatar
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1 vote
1 answer
558 views

Awkward behaviour of GetInt()

So i am working on a linked list program and am using functions like insert, delete and search which require taking input from the user and so i tried using GetInt() from the CS50 library for the same ...
Monkey D. Luffy's user avatar