regex question using egrep

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Lines of code in egrep question

Hi, I have a question, during my readings it appears that these two variables in the snippet below need to be on the same line to return a “true” answer and listed in the output otherwise it won’t be returned. How can I write this snippet to make it return a “true” if those two variables are on...

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Its really 2 questions, but both are pretty basic. Linux Redhat 1. Need to do a search and replace on a file. I need to append '--' (comment out the line) to specific lines based on a wildcard search. So if I Have GRANT SOME_ROLE_OR_USER ... I dont care what comes after that....

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I seem to be having an issue with an egrep command and I think its the way it is interpreting my regex. I have a test file.. ###FIND THESE### telnet /telnet `telnet -l` ###Dont FIND THESE### donotfindtelnet telnetdontfind Working Regex on Linux/Solaris egrep '\<(telnet|rcp)\>' $file ...

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Experts: I don't know that regular expressions will ever be easy for me, so if one of you guru's could help out, I'd appreciate it. I'm trying to match a line in our syslog, but I can't figure out how to match a number inside a bracket. This is what I'm trying to match. "Jul 16 00:01:34...

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Hello all, I'm a first time poster and a unix/linux noob so please be understanding. I am trying this command below: # egrep -c "Oct".+"Connect: ppp" /var/log/messages* /var/log/messages:53 /var/log/messages.1:35 /var/log/messages.2:63 /var/log/messages.3:27 /var/log/messages.4:12 ...

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egrep regex

Hi, I have a file with some words divided into syllables by the character "|" (pipe). For example zu|ri|ghe|se.I would like a regex that matches all the words that are not divided in syllables.All the word that have no "|" pipe character.I have thought at $echo "zu|ri|ghe|se" | grep '' ...

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I want to egrep for certain fields which are not existing in the current log files and am getting errors for that... egrep "'^20090220.14'|'^20090220.15'|'^20090220.16'|'^20090220.17'|'^20090220.18'" Some of the times are in future and logs don't have those entries and I get errors for them...

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Egrep question

I have a script that does the following. It searches a listing of directories with specific extensions and then formats a wc on those files. The code looks like this find <directory> -name '*.js' -o -name '*.html' | awk '{print \"wc -l \"$1}' > file \n" The result is a file with the "wc -l"...

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question on egrep

Hi I am trying to use this command: egrep '^a{2,6}$' testexpr4D to retreive lines with 2,3,4,5, or 6 a's in a file . The file testexpr4D has entries like: a aa aaa aaaa aaaaa aaaaaa 123456 ABCDEF I was expecting to see 5 lines in the output but nothing happens. Can anyone help...

Shell Programming and Scripting