10 More Discussions You Might Find Interesting
I'm reading Operating Systems in Depth by Thomas W. Doeppner, and I have a question about execl. He says it's called after fork(), and that it replaces the text (code) of the current process and replaces it with the code of the new program. But that doesn't make sense to me.
Does that mean... (4 Replies)
Discussion started by: SirSalt
2. Shell Programming and Scripting
Here is my problem..
2,"MW nathan available"
3,"HW nathan available"
How can i grep for "nathan available" alone.
I tried grep -w "nathan available"
Problem is that the pattern is enclosed in Quotes " ".
I know we can do grep... (2 Replies)
Discussion started by: sathyaonnuix
3. UNIX for Dummies Questions & Answers
I'm very new to Linux but have been muddling my way through quite happily until recently.
I'm trying to write a program in C++ which starts a new process using the execl command. I am trying to run the tftp process as follows:
char ip_addr = "...";
if (execl("usr/bin/tftp", "tftp",... (2 Replies)
Discussion started by: JoC
4. UNIX for Dummies Questions & Answers
I'd like to list all userid's on the system that have a .bashrc file in their home directory with a command like "cat /etc/passwd | grep -f", however I'm not quite familiar with using grep. Any suggestions? (2 Replies)
Discussion started by: raidkridley
5. Shell Programming and Scripting
Just a quick question on grep/egrep.
I am writing a shell script that is looking for certain strings in a text file. It works well and gets exactly what I need.
However, the way the program writes to the text file, it puts the timestamp in a line above the string I am looking for and the path... (3 Replies)
Discussion started by: thecoffeeguy
6. UNIX for Dummies Questions & Answers
Quick question from a fairly new to Unix developer.
mv $logfile $completedLogFile
I understand that this portion of code is simply copying a tmp logfile to a completed logfile when a condition is true. The... (2 Replies)
Discussion started by: JohnnyBoy
7. UNIX for Dummies Questions & Answers
Is there a simple way, using ksh, to find the byte position in a file that a stated character appears?
Helen (2 Replies)
Discussion started by: Bab00shka
8. UNIX for Dummies Questions & Answers
Hi, I am new to UNIX, and am learning from this tutorial : http://www.ee.surrey.ac.uk/Teaching/Unix/index.html
It keeps telling me to files downloaded from the internet (like .txt files) to the directory, and I dont know how to.
How do I add .txt files to my directory? Thanks. (6 Replies)
Discussion started by: IAMTHEEVILBEAN
9. UNIX for Dummies Questions & Answers
Is it possible to grep for two words at once? I want to grep for the words SEVERE or FATAL.
Thanks. (1 Reply)
Discussion started by: ssmiths001
10. UNIX for Dummies Questions & Answers
I know in DOS, when you want to pull up your last/previous command, you hit the up/down arrows. How do you do that with UNIX? (3 Replies)
Discussion started by: Tracy Hunt