7
votes
Accepted
Pset8 Mashup Map Not loading
if anyone has run into the issues i have stated above there is a simple fix. Doing some searching around and trying to access urls using https showed me my appliance was not ‘secure’. By going into ...
- 97
4
votes
Accepted
week one( no adder or conditions in cs50 library
An example of the command is when you enter an instruction on the terminal command line, like make testfile. If there is a file called testfile.c or a rule to build it in the makefile file, then make ...
- 68.1k
4
votes
"Error while powering on: Internal error." when starting the appliance in VMware Player
right click on the App. and Run as admin.
OR from run type services.msc
and run VMware Authorization Service
4
votes
Accepted
Attempting to access https://CS50.io IDE
I had the same problem.
I solved the "failed to write" error by issuing this command in the terminal in the lower part of the window:
sudo chown ubuntu ./.c9
After that, i did refresh the page and ...
- 131
4
votes
how to close port 8080?
As far as i can tell you can either use another port than 8080 or better stop the server using that port. The command for the latter is:
apache50 stop
This is somehow not written in the pset6 ...
- 41
3
votes
Accepted
CS50 Appliance not working on windows 10 on latest version of virtualbox
Go into the appliance's network settings and disable the second and third network adapters. See more detailed explanation here [https://cs50.stackexchange.com/a/11103/7539]. If this answers your ...
- 7,366
3
votes
Pset8 Mashup Map Not loading
USE A DIFFERENT BROWSER.
I tried using Mozilla instead of chrome to load the page, and it worked wonders for me!
- 31
3
votes
Accepted
Can't Download the Appliance
you could try torrent-downloading it!
3
votes
Accepted
Should I use CS50 IDE or CS50 Appliance as an edX student?
for version edX 2015 (aka Harvard fall/2014), it's recommended to use appliance 2014 because some of the psets in this version of the course are not solvable in the CS50 IDE (e.g., breakout). to ...
3
votes
Attempting to access https://CS50.io IDE
I also emailed Dan A. @ CS50 - apparently Cloud9 was having issues that particular evening with enviroment provisioning. I used the following steps to create a new workspace -
Visit: https://cs50.io/...
- 153
3
votes
Accepted
Issues with the CS50 IDE
There is definitely a problem with permissions for apache50 in version 59 of ide50. Hopefully, the CS50 folks will fix this in the next version. Meanwhile, the apache50 log files are accessible at /...
- 3,050
2
votes
Accepted
Problems with running CS50 Appliance 2014 on Windows 7
A solution to this problem is presented in "Troubleshooting" section of "VirtualBox" CS50 manual page (VirtualBox Troubleshooting).
Let me cite the interesting part here:
Nonexistent host ...
2
votes
Pset8 Mashup Map Not loading
I also had this issue. The Date/Time adjustment didn't help but an Update50 and a reboot sorted it for me.
- 41
2
votes
Accepted
Running python scripts in the cs50 appliance
The thing wrong with this code is you're using Python 3. When trying to run it on Python 2.7 on windows, it raises the same error, so you should try porting it to the earlier version. This is easily ...
- 36
2
votes
Accepted
Problem with importing Appliance into VMware Workstation
I don't know what you downloaded exactly, but the appliance you should be using can be found here: https://manual.cs50.net/appliance/2014/workstation/
Also better use the torrent link to download the ...
- 7,366
2
votes
how to close port 8080?
that means that some other process is already using the port (likely to be another instance of your server). terminating/killing that process should make the port available to use.
if this process ...
- 17.6k
2
votes
Accepted
signing in with google plus
Unlike the EDX site, this kind of login does not accept Google login. You can still use your existing EDX account, but you must add a password.
To create a password for your existing EDX account, go ...
- 20.9k
2
votes
Accepted
Mess of Error Messages From Clang
$ make helpers
Part of the lesson on this pset is how to build an executable from multiple source code files - in this case, find.c and helpers.c, along with the *.h files. The file Makefile ...
- 68.1k
2
votes
problems with clickiing in cs50 ide
Ditto! at 11:48 a.m. PST California. This found on cs50 reddit: https://www.reddit.com/r/cs50/comments/4xulet/cs50_ide_updates_in_progress/?ref=share&ref_source=link
- 37
2
votes
Accepted
Best non-cloud9 IDE?
Mac, eh? Xcode and Sublime Text are pretty legit. If that's what you're used to, stick with it.
If you want a setup similar to the CS50 IDE, it's easy to run Ubuntu Linux in a VM on your Mac.
For ...
- 3,050
2
votes
Crack: Segfault on CS50 appliance/ IDE/ CS50.io but fine on my computer
if(!offset) offset = 0; does nothing. 0 is the value of false, while anything different could be interpreted as true in many contexts (even if it does not equal true, which is 1).
With word[offset=='...
- 20.9k
2
votes
Crack: Segfault on CS50 appliance/ IDE/ CS50.io but fine on my computer
Ok, I've found answer to c segmentation fault on tail recursion:
changing clang option -o from 0 to 3 fixes this problem as this enables better optimization:
clang -fsanitize=integer -fsanitize=...
- 31
1
vote
PHP and HTML Files Don't Work in Appliance
the message tells you exactly what the problem is. you never passed an HTTP parameter called name to hello.php and apparently the code in hello.php is not written to handle such case. so it reports ...
- 17.6k
1
vote
Accepted
Final Project - Using gedit for windows
You don't need Excel to open a csv file, you can open it even with a text editor like gedit in the appliance. I think your best move would be to install Libre Office on the appliance. They have a ...
- 7,366
1
vote
what am i suppose to do in pset3?
In pset3 (which documentation can be found here: http://cdn.cs50.net/2015/x/psets/3/pset3/pset3.html) you have to do two things.
First implement a sort/search algorithm that will find (or not) a ...
- 7,366
1
vote
CS50 Appliance installation
Visit the official link provided by the course and follow the steps. https://manual.cs50.net/appliance/2014/#how_to_install_appliance
- 7,366
1
vote
Accepted
vm ware and cs50 set up
If you follow the instructions here https://manual.cs50.net/appliance/2014/fusion/
In step 5 you will download the appliance file from http://mirror.cs50.net/appliance50/2014/releases/29/appliance50-...
1
vote
Problems with style50 using emacs
You will probably find all the details in the emacs wiki, particularly this page: Indenting for C
There's a search bar there too for other questions.
- 18.5k
1
vote
Italian Mac Keyboard
We solved it setting in "Preferences" of VMware Fusion Mac Profile as default, and Italian as language in the Appliance, and modifying a code (taken from here) for putting <>\| in the right place.
...
1
vote
Really need help to update cs50 appliance
After The update failed for me (the error about GRUB), i couldn't attempt any other command at the terminal. So i removed the CS50 appliance and then imported it again for a fresh start with original ...
- 25
Only top scored, non community-wiki answers of a minimum length are eligible