Stack Exchange

Guru

Bangalore

http://www.theunixschool.com

I am Guru, a UNIX fan & UNIX blogger. I enjoy a lot with scripting languages such as shell,sed, awk, Perl, etc..

And I have my blog on FOSS, The UNIX School, where I share those things which I find could be useful for others.

top accounts reputation activity subscriptions
Top Questions
Top Answers
231
source command not found in sh shell
stackoverflow.com

201
How to uppercase the command line argument?
unix.stackexchange.com

178
Turning multiple lines into one comma separated line
stackoverflow.com

80
find matching text and replace next line
stackoverflow.com

62
How can I compare a variable to a text string, rather than integer, in an if/else statement?
superuser.com

61
Use awk to find first occurrence only of string after a delimiter
stackoverflow.com

59
How to create custom commands in Unix/Linux?
unix.stackexchange.com

58
How split a file in words in unix command line?
stackoverflow.com

45
Substitute a regex pattern using awk
stackoverflow.com

40
Delete last line from the file
unix.stackexchange.com

34
What's the command to "prepend" a line to a file?
unix.stackexchange.com

34
How to remove extra spaces in bash?
stackoverflow.com

27
What RETVAL means?
stackoverflow.com

26
grep list each file once
askubuntu.com

23
awk + print line only if the first field start with string as Linux1
unix.stackexchange.com

22
Output of `java -version` not matched by grep or awk
unix.stackexchange.com

22
Best way to skip a header when reading in from a text file in Perl?
stackoverflow.com

20
Merge two properties file using shell scripts
stackoverflow.com

20
Passing arguments to an interactive program non-interactively
stackoverflow.com

17
Awk AND operator
stackoverflow.com

12
cp -f cannot overwrite cp -i alias
unix.stackexchange.com

12
How to echo "$x_$y" in Bash script?
stackoverflow.com

11
strip leading zeros in awk program
stackoverflow.com

10
Meaning of asterisk (*) in grep
unix.stackexchange.com

9
How to expand shell variables in a text file?
stackoverflow.com

9
Printing a line of a file given line number
stackoverflow.com

9
Bash- is it possible to use -uniq for only one column of a line?
stackoverflow.com

8
calculating average using awk from multiple files
stackoverflow.com

8
Meaning of this shell script line with awk
stackoverflow.com

8
How can I get the unique items in a bash list?
superuser.com

1 2 3