1. UNIX for Advanced & Expert Users

Hello Gurus, I am new to this forum and I have a BASIC knowlege in UNIX commands. I have a data file which contains 1 billion records, how to find 5678th row and put this rows into a new file? Can anybody please give the command how to do this? (3 Replies)

2. Shell Programming and Scripting

I need a script for... how to find a position of column data and print some string in the next line and same position position should find based on *HEADER8* in text for ex: ord123 abs 123 987HEADER89 test234 ord124 abc 124 987HEADER88 test235 ... (1 Reply)

3. UNIX for Dummies Questions & Answers

Hi, I am a newbie in unix programming so maybe this is a simple question. I would like to know how can I make a script that outputs only the values that are not between any given start and end positions Example file1: 2 30 40 80 82 100 file2: ID1 1 ID2 35 ID3 80 ID4 81 ID6... (9 Replies)

4. Shell Programming and Scripting

Hi, I would like to know how to solve one of my problems using expert unix commands. I have a file with occasional blank lines; for example; dertu frthu fghtu frtty frtgy frgtui frgtu ghrye frhutp frjuf I need to edit the file so that the file looks like this; (10 Replies)

5. Shell Programming and Scripting

Hi guys. I'd just like to know if its possible to change the actual line/row position in awk while its busy processing a file. In other words, is it possible to jump from line 10, back up to line 5 and continue processing line-by-line from then onwards? or is the way around this to add all lines... (3 Replies)

6. Shell Programming and Scripting

Hi All, I have many of files(.csv) of the format given below. Date,Name,Location 04/02/2012,A,India ,B,China ,C,USA Like this I have 1000's of rows and many columns in all my files. I need a shell script to copy down the Date(in this example column1) to the next 2 rows below(in the... (8 Replies)

7. Shell Programming and Scripting

Sample txt file : OK00001111112| OK00003443434|skjdaskldj OK32812983918|asidisoado OK00000000001| ZM02910291029|sldkjaslkjdasldjk what would be the shell script to figure out the blank space (if any) after the pipe sign? (4 Replies)

8. Shell Programming and Scripting

Hi, I have a file with multiple lines(fixed width dat file). I want to search for '02' in the positions 45-46 and if available, in that lines, I need to replace value in position 359 with blank. As I am new to unix, I am not able to figure out how to do this. Can you please help me to achieve... (9 Replies)

9. Shell Programming and Scripting

Hi, How could Find files with 1 single row in unix I need delete files with 1 single row (8 Replies)

10. Shell Programming and Scripting

Hi everyone.. I have a list of values in a file... a, b, c, 1, 2, 3, aaaa, bbbbb, I am interested in converting this column to a row.. "text",aaaa, bbbb a,1 (7 Replies)