1. Linux

What would be the importance of ~ in this command. cp first ~/bin Thanks from dumb (1 Reply)

2. IP Networking

I trying to send and receive OSPF packets. I am using RAW Sockets(socket(AF_INET, SOCK_RAW, IPPROTO_OSPF)) to do this. I am successfully able to send an OSPF Hello packet however I am not able to receive a OSPF packet if I have not sent an OSPF packet earlier on the RAW SOCKET. Scenario: ... (3 Replies)

3. UNIX for Dummies Questions & Answers

What is the significance of special characters used in grep command. Like \ + ? What is the meaning of the below command: grep -o "0078\(\)\+" $i | sort | uniq Can i replace + with ? Thanks, tinku (3 Replies)

4. Shell Programming and Scripting

Hi When an entry will be made to the file /var/mail/<user-id> . I have 100 scripts under a specific user id(dgircc) in cron .SO inrder to check the whether the script has sucessfully run or not and if not to generate an email if i mention the code like #!/bin/ksh -p 2 fsize=`ls -lrt... (0 Replies)

5. IP Networking

Hello, I would appreciate some help with the following. We have 3 SUN X4450 servers, each of these servers talk to each other, one is an application server the other is a database server and the third is a web server. We also have numerous workstation and ACD connections. When I snoop the... (1 Reply)

6. Shell Programming and Scripting

Hello all, This is a bit simple but I cannot do it! I have a big table of values between 0 and 1. some cells have NA instead of having any value. I want to exchange all values with "1" and write "0" for all "NA" . for changing "NA" to zero I used sed: sed -i 's/NA/0/g' input.txt But... (3 Replies)

7. AIX

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