1)How to schedule a job,that will periodically execute in second by crontab? 2)I know only second specific time to execute the job. like 10 10 * * * sleep 40&&ps -l>/dev/pts/1 It will execute at 10:10:40 AM but do not know how to execute 15 second,30 second so on at 10:10 am.
3 7858What is the difference between a shell variable that is exported and the one that is not exported?
2 6241What does "bulk loading of a table" mean? Can you describe advantages or disadvantages of using these features?
2 12858Suppose you have a scheduling chain where the process 1 is a predecessor of the process 2 and both of them are scheduled every Monday at 8.00pm. Will I find execution log of process 1 every Tuesday morning? And what about the other one? Why?
1 5159What are the general Commands in using Unix OS for a beginner? how many commands you know in that?
2 6932how to use grep command to list find the records of a file containg 10 different strings
IBM,
5 13612What will be the result if we run the command #find /tmp - mtime -2 and #find /tmp -mtime +2
6 12840Post New Unix General Questions
What are the layers of unix operating system?
What is source unix?
What is unix and its components?
What is the use of grep and egrep in unix?
What are the various ids in unix processes?
Define a process group.
How unix is used?
What is af_unix?
Difference between the fork() and vfork() system call?
How is unix different from other operating system?
What unix is mac os based on?
How do I run a .sh file in unix?
I want to invest in learning things that will get me good jobs in future. But wondering if Unix knowledge is something that is a MUST have or is it better to do any Data-warehouse tool (cognos, Qclik view, ETL etc..). Please suggest me.
What are different types of files in unix?
What is the home directory in unix?