1. Shell Programming and Scripting

I am attempting to replace positions 44-46 with YYY if positions 48-50 = XXX. awk -F "" '{if (substr($0,48,3)=="XXX") $44="YYY"}1' OFS="" $filename > $tempfile But this is not working, 44-46 is still spaces in my tempfile instead of YYY. Any suggestions would be greatly appreciated. (9 Replies)

2. Shell Programming and Scripting

in my file data is like this 1,2,3 3,4,5,6,7,8 10,11,23,24 i want to make as 1,2,3,?,?,? 3,4,5,6,7,8 10,11,23,24,?,? here max no of words(separated by comma) in a line is 6.so every line contains 6 words.Line which have less than 6 words replaced with '?' as a word i have... (3 Replies)

3. Shell Programming and Scripting

Hi My file has a series of rows up to 160 characters in length. There are 7 columns for each row. In each row, column 1 starts at position 4 column 2 starts at position 12 column 3 starts at position 43 column 4 starts at position 82 column 5 starts at... (7 Replies)

4. Shell Programming and Scripting

Greetings. I need to extract text between two character positions, e.g: all text between character 4921 and 6534. The text blocks are FASTA-format sequence of whole chromosomes, so basically a million A, T, G, C, combinations. E.g: >Chr_1 ACCTGTTCAACTCTCAGGACTCTCAGGTCAACTCTCAG... (3 Replies)

5. Shell Programming and Scripting

Hello, For example: 12........6789101112..............20212223242526..................50 ( Positions) LName FName DOB (Lastname starts from 1 to 6 , FName from 8 to 15 and date of birth from 21 to29) CURTIS KENNETH ... (5 Replies)

6. Shell Programming and Scripting

I have two text files as shown below cat file1.txt Id leng sal mon 25671 34343 56565 5565 44888 56565 45554 6868 23343 23423 26226 6224 77765 88688 87464 6848 66776 23343 63463 4534 cat file2.txt Id number 25671 34343 76767 34234 23343 23423 66776 23343 (4 Replies)

7. UNIX for Dummies Questions & Answers

I have files with hundreds of sequences with frequency values reported as "Freq X" and missing characters represented by a dash ("-"), something like this >39sample Freq 4 TAGATGTGCCCGTGGGTTTCCCGTCAACACCGGATAGTAGCAGCACTA >22sample Freq 15 T-GATGTCGTGGGTTTCCCGTCAACACCGGCAAATAGTAGCAGCACTA... (12 Replies)

8. Shell Programming and Scripting

hi. I have a Fixed Length text file as input where the character positions 4-5(two character positions starting from 4th position) indicates the LOB indicator. The file structure is something like below: 10126Apple DrinkOmaha 10231Milkshake New Jersey 103 Billabong Illinois ... (6 Replies)