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Unix Error Message 13

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while true; do echo $RANDOM; done | while read line do echo Random is $line the last jobid is $(jobs -lp) jobs 2>&1 >/dev/null sleep 3 done share|improve this answer answered Hot Network Questions A task that is solvable in polynomial time but not verifiable in polynomial time What coordinate system should be used for projecting a non-geographical scan? Migrating Data from SQL Server 2005 to 2016 Recursive variable declaration Why is bench pressing your bodyweight harder than doing a pushup? Why did the humans never use EMP bombs to kill the machines in The Matrix? http://dwoptimize.com/error-code/unix-cat-error.html

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Linux Error Code

See the answer by Mark Edgar below. –Bruno Bronosky Feb 25 '15 at 18:15 add a comment| up vote 59 down vote In order to silence the message, you must be Veritas does not guarantee the accuracy regarding the completeness of the translation. Why is root mean square used when calculating average power, and not simply the average of voltage/current?

Why would Snape set his office password to 'Dumbledore'? share|improve this answer edited Feb 25 '15 at 18:14 Bruno Bronosky 16.8k33340 answered Apr 19 '11 at 21:22 Mark Edgar 2,31811615 1 Great! Bash always prints the status of foreground jobs. Linux Errno To String Who is spreading the rumour that Santa isn't real?

sleep 1 EOF sh silent.sh http://thread.gmane.org/gmane.comp.shells.bash.bugs/15798 share|improve this answer answered Jan 31 '11 at 9:55 MarcH 6,74211615 add a comment| up vote 3 down vote Maybe detach the process from the Posix Error Codes Server admin sent me a private key to use. What are some counter-intuitive results in mathematics that involve only finite objects? his explanation Help my maniacal wife decorate our Christmas tree Why would a NES game use an undocumented 1-byte or 2-byte NOP in production?

It’s the normal error message format utilized by Microsoft Windows and other Microsoft Windows compatible applications and driver manufacturers. Einval Errno share|improve this answer answered Jun 11 '15 at 10:57 UmayKnowMe 1113 add a comment| up vote -3 down vote This grep command has a wrong syntax, It should be something like Seventeen year old daughter wants to take international trip to meet someone she met online Is a normed space which is homeomorphic to a Banach space complete? Also the accepted answer already provides the info you gave. –matthias krull Oct 5 '12 at 18:10 As matthias alluded to, this answer is incorrect.

Posix Error Codes

Electric car lease or buy? Check This Out UNIX is a registered trademark of The Open Group. Linux Error Code How do I reset it back so that I can continue to see stderr? Enosys Error Thus not work in my script? –user14437 Sep 17 '08 at 10:34 6 The short answer is that you can :-) See next answer... –marc.guenther Feb 14 '13 at 17:28

As you say, you can redirect so standard error is pointing to /dev/null but then you miss any other error messages. Shall I look into the source code or are there other ways to achieve this? Natural subterranean cave formations on Mars Why are there no toilets on the starship 'Exciting Undertaking'? This error usually occurs if the user does not have read or write permission on a file (e.g. Linux Errno Example

Sorry, we couldn't post your feedback right now, please try again later. PERSON.RRN) or a directory (e.g. more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science http://dwoptimize.com/error-code/unix-error-code-13.html home/abcd I have abc, pqr, xyz directory under home/abcd.

The monitoring flag only applies for background jobs, and only for interactive shells, not scripts. Errno.h Windows Close Sign In Print Article Products Article Languages Subscribe to this Article Manage your Subscriptions Problem Backups of UNIX client will fail with status 13 (File Read Failed) if the /etc/group more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

so further on 2>, means is you are redirecting [i.e. ">"] stderr [i.e. 2] into black hole [i.e. /dev/null/ ] this is your command : grep -i 'abc' content 2>/dev/null i

This unique Unix Error Message 13 error code features a numeric value and a practical description. The bash builtin wait was made specifically for this purpose. Still it is good to know that man grep says -s : "'-s': Suppress error messages about nonexistent or unreadable files. Errno.h Linux Kernel wait $! 2>/dev/null Because both kill and wait accept multiple pids, you can also do batch kills.

It can be used to suppress any output. Thank You! Shell scripts intended to be portable to traditional grep should avoid both '-q' and '-s' and should redirect output to '/dev/null' instead. (-s is specified by POSIX .) " –smRaj Oct http://dwoptimize.com/error-code/unix-tcp-ip-error-codes.html Why were weapons like Mandrakes and Acromantula, which kill indiscriminately, used in the Battle of Hogwarts?

Is a molotov cocktail a grenade? The roller wins if the last roll is the same as one of the previous rolls. Why is root mean square used when calculating average power, and not simply the average of voltage/current? This leaves the original environment alone. (script 2> /dev/null) which will lose all error messages, but just from that script, not from anything else run in that shell.

You can save and restore standard error, by redirecting a new filedescriptor to point there: exec 3>&2 # 3 is now a copy of 2 exec 2> /dev/null # 2 now They are recorded in:- /usr/include/asm/errno.h Here is a copy of that file as of Aug 2004 on RedHat 7.3 #define EPERM 1 /* Operation not permitted */ #define ENOENT 2 /* Errors: Linux System Errors When system requests fail, error code are returned.