sed removing extra character from end
Hi, Searching through forum I found "sed 's/[ \t]*$//'" can be used to remove trailing whitespaces and tabs from file. The command works fine but I see minor issue as below. Can you please suggest if I...
View ArticleUniq count second column
Hello How can I get a number of occurrence count for this file; Code: ERR315389.1000156 CTTGAAGAAGAATTGAAAACTGTGACGAACAACTTGAAGTCACTGGAGGCTCAGGCTGAGAAGTACTCGCAGAAGGAAGACAGATATGAGGAAGAG...
View ArticleFill in missing rows with zero to have uniform table
Hello, I have two files of same structure except some rows are missing randomly in each file. How do I fill the missing rows to have the exact ID column (S01 ~ S96) and rest columns filled with "0"...
View ArticleAdd text in front of variable
I am just trying to add specific text in front of a ${variant} but can not seem to get the syntax correct. I have tried sed -i '$a NM_004004.5' ${variant} and printf "NM_004004.5:%s\n" ${variant} with...
View ArticleRemove old file from directory
The below code creates a file ${id}.txt in the python directory. After the program closes and the user opens it again I am trying to remove the old file so the directory doesn't become too large. Code:...
View ArticleCompare 2 columns of files awk
hello everybody I have 2 files the file1 has 10 columns and the form: Code: ... 110103 0802 1.16 38 20.16 22 1.21 8.77 0.00 20 120103 0832 23.40 38 22.10 21 46.35 10.17 0.00 28 120103...
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Send mail from AIX 7.1
Hi, My OS version is AIX 7.1. I am trying to send an email with a file to my mail address. sendmail or uuencode does not work. Can someone give me the correct format ? I use: Code: uuencode <file...
View ArticleUNIX doubt
In unix, does the file size present is In byte format ? Code: -rw-r-----+ 1 stck stck 20340713 Mar 3 10:11 C44444.STC.112 Can you you tell me how to filter the file size which should be less than...
View ArticleConnection-less using ssh
Hi! I know its a recurring problem, but I am failing to sort this out, I have two servers ( A and B), in which I am able to connect without having to put password from server B to server A, but the...
View ArticleConversion from ansii to UTF 16
Hi I have a big file which is in ansii . I want to convert it to UTF-16 .Please help me on this as I am stuck at this point in unix .
View ArticleShell scripting with passing arguments
Hi All, I am using the script for creating local queue and passing the arguments while running the script as below Code: n=0 while [ $n -lt $1 ] do e=`expr $n + 3` echo 'DEFINE QL('$e') MAXDEPTH('$6')...
View Article./1.sh: Syntax error at line 1 : `
Code: function user { sqlplus primeit@$ORACLE_SID/primeit <<EOF select user_name from test; EOF } function gen { genpwdfile dec -in $1 -out $2 echo...
View ArticleUNIX question on grep
Dear Sir, I need to remove the word /klp/ in all the files present in the directories can you tell me how to remove the word globally. Code: grep "/klp/" * -exec ls -l Once the above command is...
View ArticleHow to add password prompt between script ?
Hi Team, I need password prompt between this script .i want to need put password manually. Instead of adding password in script . Script pause till input password and resume again. Code:...
View ArticleIssue in Concatenation/Joining of lines in a dynamically generated file
Hi, I have a file containing many records delimited by pipe (|). Each record should contain 17 columnns/fields. there are some fields having fields less than 17.So i am extracting those records to a...
View ArticleWhat does xx mean in this while loop syntax?
I have a shell script which has this while loop line "while read tblName xx; do..." I understand how while loop works but don't know what does this xx stands for?
View ArticleRHEL4.8 no notification on PAM lockout
Good day. I have setup hardening the password (test system so far) prior to doing any work on production. Here is what I have set. Snippet from /etc/pam.d/system-auth auth required...
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awk to parse multiple lines
What is the correct syntax to have the awk parse the next line as well? The next in bold is where I think it should go, but I wanted to ask the experts since I am a beginner. The file to be parsed is...
View ArticleHow to change a set of characters between delimiters?
Hi all, I am trying to write a script for renaming some files and I can't understand how to replace a set of characters between delimiters with sed. The current filename is:...
View Articlesed - remove begin of line up to the third and including occurence of character
hello. How to remove all characters in a line from first character ( a $ ) until and including the third occurrence of that character ( $ ). Any help is welcome.
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