1. Shell Programming and Scripting

Hi, I need some help in removing the header (first line) and the trailer (last line) in a give file... The data file actually comes in EBCDIC format and I converted it into ASCII.. Now I need to strip off the first line and the last line.. I think we can use sed to do something like this:... (2 Replies)

2. UNIX for Dummies Questions & Answers

All, I am new to unix and i have the following requirement. I have file(s) landing into input directory with timestamp, first i want to copy all these files into seperate directory then i want to rename these files without timestamp and also remove header,trailer from that file.. Could... (35 Replies)

3. Shell Programming and Scripting

Hi All, In my file i need to remove header and trailer records which comes in 1st line and last line respectively. After that i need to replace '$\|' with '$#@'. I am using sed command for this and its taking lot of time. Is there any other command which can be used to improve performance? ... (1 Reply)

4. Shell Programming and Scripting

Hi, I am having a file which is fix length and comma seperated. And I want to replace values for one column. I am reading file line by line in variable $LINE and then replacing the string. Problem is after changing value and writing new file temp5.txt, formating of original file is getting... (8 Replies)

5. UNIX for Dummies Questions & Answers

Hi all, I have a file with 3 columns separated by space. Each column has a heading. I want to sort according to the values in the 2nd column (ascending order). Ex. Name rank direction goory 0.05 --+ laby 0.0006 --- namy 0.31 -+- ....etc. Output should be Name rank direction laby... (3 Replies)

6. UNIX for Dummies Questions & Answers

Hi, I want to add the below Header to all the files in sequence File1,File2,File3...etc "ABC,<number of chracter in the file>" e,g - If File1 is as below pqrstuvdt abcdefgh then I want to add the above header into it ,So that File1 becomes as below ABC,17 pqrstuvdt abcdefgh ... (9 Replies)

7. Shell Programming and Scripting

Currently I have the following to separate the numeric values. However the decimal point get separated. ls -lrt *smp*.cmd | awk '{print $NF}' | sed 's/^.*\///' | sed 's/\(*\)/ & /g' As an example on the files n02-z30-dsr65-terr0.50-dc0.05-4x3smp.cmd... (8 Replies)

8. Shell Programming and Scripting

Hi, I need a script that validates a file header/detail/trailer. File layout is: Header - Rec_Type|File_name|File_Date Detail - Rec_Type|field1|field2|field3... Trailder - Rec_Type|File_name|File_Date|Record_count Sample Data: HDR|customer_data.dat|20120709... (7 Replies)

9. Shell Programming and Scripting

please see my requirement, I hope I am clear. (9 Replies)

10. Shell Programming and Scripting

Hello friends, I have a file with duplicate lines. I could eliminate duplicate lines by running sort <file> |uniq >uniq_file and it works fine BUT it changes the order of the entries as it we did "sort". I need to remove duplicates and also need to keep the order/sequence of entries. I... (1 Reply)