Jonathan Leffler

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2,718 reputation
1023
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location United States
age 52
visits member for 3 years, 10 months
seen May 9 at 7:15
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Long-time Informix user and developer, experienced in C and Unix (many variants). Email: jonathan.leffler@gmail.com

91 Answers

newest activity votes
4
What does this mean? $ . test.sh
3
Rename a file based on the owner - linux/Unix
2
What does -p do on shell script?
1
Would shell command join cause out of memory?
5
UNIX shell command to expand files of any compressed type
1
Using sed get substring between two double quotes
7
vim can not execute unix command with :! due to shell changing
1
chmod and symbolic links
2
Shell command to remove a folder contents recursively excluding hidden files?
4
how do I use the grep command to match a particular pattern ? if pattern specified in grep is “4” it should not return lines containing 44
3
How to use LC_MESSAGES=C with gcc every time?
2
What's the difference between unix sort and sort -d
3
How to kick off multiple shell scripts at startup
2
Why can't I mount the same filesystem at multiple points, and why can't a mount-point inode reference count be > 1?
10
What is the reason for rmdir(1) and rm(1) to co-exist?
1
Installing a second version of e.g. git, perl and or python on osx lion
1
Sudo segmentation fault in Terminal
1
cron and at are not working
0
When to use the 'tail -f' command?
0
How to specify group with chmod?
0
How to print PDF to postscript in OSX?
1
executing unix code from the terminal
7
Removing some types of files recursively
1
Alternate wine install needs deletion
1
When would creating a hard link be useful?
5
What prevents rm /dev/null?
2
Running multiple operating systems on one laptop
1
How to copy files and directories while retaining file permissions in UNIX
1
How to kill all the processes that have dates older than today?
12
unix command to delete two folders at once?
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