Answer Posted / linuxdemon

commandname &

eg:

gedit filename &

How do I clear my terminal history?

1116

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What is {} in find command?

1075

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Why is it called a shebang?

1136

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What does the metacharacter mean?

1104

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What is the behavioural difference between cmp and diff commands?

1241

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What are reported commands?

1096

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What is grep short for?

1018

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What is the size of time_t?

1180

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What is the use of cut command in unix?

1322

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What does the command ' $who | sort –logfile > newfile' do?

1252

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What are grep patterns?

1046

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Who wrote grep?

1025

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how to sort the content of the file based on numeric values

1750

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How do I run a whois command?

1127

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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:

2228

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