This page groups the troubleshooting you might encounter (mainly) at the beginning at the course.
A: You should not use your main password. You need a separate password for the labs, you can set it:
Ctrl+Q
for terminating the session).
A: Make sure you can connect to the server, i.e.:
ping 147.32.84.128
)
ssh user@147.32.84.128
A: Use your backed-up version. Only the files in your home directory are maintained (/home.nfs/username
). These are accessible via any of the lab computer. Note that:
/tmp
, /local/temporary
) are deleted daily.
A: Make sure
chmod
)
#!/bin/bash
)
./script.sh
, or you've added the directory (where the script is located) to your PATH
environment variable
less ./script.sh
), or the CR/LF line endings are correct (Note: Linux uses only LF
, Windows use CR/LF
. Use Google or take a look at stackoverflow.com discussion.
A: You probably use the following redirection: echo “ERROR” > /dev/stderr
echo “ERROR” » /dev/stderr
echo “ERROR” >&2
A: Ok, you need to understand the motivation that led us to use the Automated Evaluation: The Automated Evaluation (AE) is only a part of the process of teaching you how to create develop a program according to the client specification (and to simulate a nearly-real-world scenario). We try to maintain an industry-level requirements for a good programming style: