Answer Posted / ranjan tikoo

If I have 10 lines in the file and I want to delete line 5
and 6 then use

sed '5,6 d' temp1.txt > temp2.txt

Enlist some filename manipulation commands in unix.

1220

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What is grep command in unix with examples?

1291

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What is {} in find command?

1156

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What is grep and how do you use it?

1172

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How do I search a whole word in vim?

1222

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What is the command to view process running?

1154

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What is grep in bash?

1116

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What is unix command?

1320

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What is nr in awk command?

1274

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Why is grep called grep?

1360

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What is the use of cut command in unix?

1427

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When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include # include int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:

2317

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How do I open a port?

1142

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Which command can you use to find the currently running process in unix server?

1164

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What are the differences among a system call, a library function, and a unix command?

1273

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