1. Programming

I am working on a merge sort of two files of integers, and am fuzzy on some of the logic\syntax. I need two threads, each of which will open a file, read its contents into an array, and then sort the array using qsort. One thread will operate on file f1.dat(10000 numbers) and leave its sorted... (0 Replies)

2. Shell Programming and Scripting

hi, i am facing a problem in merging two files using awk, the problem is as stated below, file1: A|B|C|D|E|F|G|H|I|1 M|N|O|P|Q|R|S|T|U|2 AA|BB|CC|DD|EE|FF|GG|HH|II|1 .... .... .... file2 : 1|Mn|op|qr (2 Replies)

3. UNIX for Advanced & Expert Users

Hello all - I am to this forum and fairly new in learning unix and finding some difficulty in preparing a small shell script. I am trying to make script to sort all the files given by user as input (either the exact full name of the file or say the files matching the criteria like all files... (3 Replies)

4. Shell Programming and Scripting

Hi, this is about sorting a very large file (like 10 gb) to keep lines with unique entries across SOME of the columns. The line originally looked like this: sort -u -k2,2 -k3,3n -k4,4n -k5,5n -k6,6n file_unsorted > file_sorted please note the -u flag. The problem is that this single... (4 Replies)

5. Programming

Hi friends, I have implemented the merge sort algorith in c, before I put forward my question, you please have a look at my code. // The array is sorted, as 1234 #include <stdio.h> #include <stdlib.h> #include <math.h> int A = {4, 3, 2, 1}; void Merge_Sort(int , int, int); void... (0 Replies)

6. Shell Programming and Scripting

Hi, My requirement is,there is a directory location like: :camp/current/ In this location there can be different flat files that are generated in a single day with same header and the data will be different, differentiated by timestamp, so i need to verify how many files are generated... (10 Replies)

7. Shell Programming and Scripting

Dear Gents, Please I need your help... I need small script :) to do the following. I have a thousand of files in a folder produced daily. I need first to merge all files called. txt (0009.txt, 0010.txt, 0011.txt) and and to output a resume of all information on 2 separate files in csv... (14 Replies)

8. Shell Programming and Scripting

Hi All, I have 4 files in below format. I took them as an example. File 1: Cut from position 1-4 then 6-7 then 8-14 then rest left and make them as columns in one new file. Inserting character H to the initial of all line like HCTOT. CTOT 456787897 Low fever CTOR 556712345 High fever... (2 Replies)

9. Shell Programming and Scripting

I have 42 text files; each containing up to 34 lines with following structure; file1 H-01 23 H-03 5 H-05 9 H-02 14 . . file2 H-01 17 H-02 43 H-04 7 H-05 8 H-03 7 . . file3 (6 Replies)