1. Shell Programming and Scripting

hello, i have an input file of about 50,00,000 lines. few of its lines are as follows: <CR:0023498789,TPO-14987084;BO=IC&SUB=ALLP <CF:0023498789,CB=YES;BIL&NC=NO <CF:0023498789,CW=NO;NS=NO <GC:0023498789,CG=YES;TPO&NC=YES <CR:0024659841,TPO-14484621;BO=NO&BA=OC&SUB=ALLH... (1 Reply)

2. Shell Programming and Scripting

hi all, I am trying to do search on a gzip file. The file has <pattern1> Data.. <pattern2> data <pattern1> data <patter2> I want to print each pattern 1 and the corrresponding pattern2. If pattern 2 fails to appear and pattern 1 appears, I do not want to print pattern1 and... (3 Replies)

3. Shell Programming and Scripting

Hi I want to make string substitution ignoring case for search but respecting case for subtitute. Ex changing all occurences of "original" in a file to "substitute": original becomes substitute Origninal becomes Substitute ORIGINAL becomes SUBSTITUTE I know this a little special but it's not... (1 Reply)

4. Shell Programming and Scripting

I have two lists in a file that look like a b b a e f c d f e d c I would like a final list a b c d e f I've tried multiple grep and awk but can't get it to work (8 Replies)

5. Shell Programming and Scripting

Hi all, I have a file having data: @HWUSI-EAS1727:19:6:1:3674:984:0:1#GTTAATA NTTGGGTTTTCT @HWUSI-EAS1727:19:6:1:3674:984:0:1#GTTA... NTTGGGTTTTCT @HWUSI-EAS1727:19:6:1:3674:984:0:1#.....CT NTTGGGTTTTCT I want to print everything starting from # till line ends. can you please help me how... (5 Replies)

6. Shell Programming and Scripting

Hello All, I'm in the middle of a script and I'm doing some checks with REGEX (i.e. using the '"shopt -s nocasematch" that at least the first one should print "FALSE" but it prints "TRUE"..? For Example: #!/bin/bash MY_VAR="HELLO" ### This prints "TRUE" PATTERN_1="^*" if ] then... (5 Replies)

7. Shell Programming and Scripting

Hi All, I want to search for a certain string in thousands of files and these files are distributed over different directories created daily. For that I created a small script in bash but while running it I am getting the below error: /ms.sh: xrealloc: subst.c:5173: cannot allocate... (17 Replies)

8. Shell Programming and Scripting

Hi, I have a text file the contents are like this now i want to search patterns Z , Z etc and count the occurrence of such patterns, after Z value can be any random digits, please help me it is urgent... output like this Z .............>5 Z ............>8 (9 Replies)

9. Shell Programming and Scripting

Hi Folks, I have a large text file with multiple similar patterns on each line like: blank">PATTERN1 some word PATTERN2 title=">PATTERN1 some word PATTERN2 blank">PATTERN1 another word PATTERN2 title=">PATTERN1 another word PATTERN2 blank">PATTERN1 one more time PATTERN2 title=">PATTERN1... (10 Replies)

10. Shell Programming and Scripting

im using the following code to search a log for entries on two different lines: awk 'BEGIN{count=0} /'"${firstpattern}"'/,/'"${secondpattern}"'/ { print; if ($0 ~ /'"${thirdpattern}"'/){count++}; } END { print count }' data.txt firstpattern="start error log" secondpattern="i am logging the... (1 Reply)