10-29-2010
rdcwayx has spotted one of the fundamental problems and our posts have crossed.
If you have a seriously powerful computer then efficiency may not be an issue.
9 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
The auditors have nailed us for world writeable files....
Apparently in years gone by, quite a number of our kornshell scripts have had:
umask 000 put in the script.
We have been able to turn off world writeable for existing dirs & files, but as these scripts run, new files keep getting... (1 Reply)
Discussion started by: kornshellmaven
1 Replies
2. Shell Programming and Scripting
hi,
in a text file i want to find the lines
which contains A and B,and if these lines do not contain C and D.
i want to substitute X with Y.
how can i achive these?
i tried with sed and awk, but couldnt succeed. (3 Replies)
Discussion started by: yakari
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3. Solaris
We have a system running ssh. When a user logs in, they do not get the project they are assigned to (they run under "system"). I verify the project using the command "ps -e -o user,pid,ppid,args,project". If you do a "su - username", the user does get the project they are assigned to (and all... (2 Replies)
Discussion started by: kurgan
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4. Shell Programming and Scripting
Hi,
What is the actual difference between these two? Why the following code works for process substitution and fails for command substitution?
while IFS= read -r line; do echo $line; done < <(cat file)executes successfully and display the contents of the file
But,
while IFS='\n' read -r... (3 Replies)
Discussion started by: royalibrahim
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5. Shell Programming and Scripting
hi, sorry if this seems trivial.
i have a file url.txt which consists of a list of urls (it was supposed to be my wget -i file). however, since the server from which i am trying to download uses redirect, wget dows not remeber the filename of ther original url will save to a file name which is... (3 Replies)
Discussion started by: texttoolong
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6. Solaris
i have two doubts..
1. what is the use /etc/project file. i renamed this file and when i tried to switch user or login with some user account the login was happening slowly. but when i renamed it to original name it was working fine... why so?
2. unix already has useradd and grouadd for... (4 Replies)
Discussion started by: chidori
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7. Shell Programming and Scripting
Hello guys,
I've got a big corpus (a huge text file in which words are separated by one or several spaces). I would like to know if there is a simple way - using awk for instance - to extract any co-occurrence appearing at least 3times through the whole corpus for a given word. By co-occurrence,... (7 Replies)
Discussion started by: bobylapointe
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8. News, Links, Events and Announcements
A new project was posted on your project board.
Project title: Bash Shell Tutoring
Estimated Budget:
$50/hr
Start date:
Immediately
Required skills:
Linux, Bash, Shell, UNIX
I work as a datawarehouse designer and developer.
Although I usually stick to the role of an analyst,... (0 Replies)
Discussion started by: Neo
0 Replies
9. Shell Programming and Scripting
I have a project tree like that.
after running find command with the -no -empty option, i am able to have a list of non empty directory
DO_MY_SEARCH="find . -type d -not -empty -print0"
MY_EXCLUDE_DIR1=" -e NOT_IN_USE -e RTMAP -e NOT_USEFULL "
echo " " > $MY_TEMP_RESULT_1
while... (2 Replies)
Discussion started by: jcdole
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LEARN ABOUT OPENSOLARIS
pdp11
machid(1) User Commands machid(1)
NAME
machid, sun, iAPX286, i286, i386, i486, i860, pdp11, sparc, u3b, u3b2, u3b5, u3b15, vax, u370 - get processor type truth value
SYNOPSIS
sun
iAPX286
i386
pdp11
sparc
u3b
u3b2
u3b5
u3b15
vax
u370
DESCRIPTION
The following commands will return a true value (exit code of 0) if you are using an instruction set that the command name indicates.
sun True if you are on a Sun system.
iAPX286 True if you are on a computer using an iAPX286 processor.
i386 True if you are on a computer using an iAPX386 processor.
pdp11 True if you are on a PDP-11/45tm or PDP-11/70tm.
sparc True if you are on a computer using a SPARC-family processor.
u3b True if you are on a 3B20 computer.
u3b2 True if you are on a 3B2 computer.
u3b5 True if you are on a 3B5 computer.
u3b15 True if you are on a 3B15 computer.
vax True if you are on a VAX-11/750tm or VAX-11/780tm.
u370 True if you are on an IBM(R) System/370tm computer.
The commands that do not apply will return a false (non-zero) value. These commands are often used within makefiles (see make(1S)) and
shell scripts (see sh(1)) to increase portability.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO
make(1S), sh(1), test(1), true(1), uname(1), attributes(5)
NOTES
The machid family of commands is obsolete. Use uname -p and uname -m instead.
SunOS 5.11 5 Jul 1990 machid(1)