10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
HI All,
I am aware of reading one file line by line but now my requirement is to read 2 file line by line as below explained.
I have 2 files as below file 1 with spaces and file 2 same as file1 but without space and () brackets
now i have to read both file line by line and use first line of... (13 Replies)
Discussion started by: abhaydas
13 Replies
2. Shell Programming and Scripting
Dears.
kindly guide !!!
I have data, which is delimited by | .
it should contain 26 columns, but one column data contain | makes few row to 27 columns.
I want to find rows have 27 columns and then concatenate the specific columns to single column to make it 26 columns.
Kindly help, Can... (3 Replies)
Discussion started by: sadique.manzar
3 Replies
3. Shell Programming and Scripting
Need help reading file last modified date in format:
Filename (relative path);YYYYMMDDHHMMSS
And then write it back. My idea is to backup it to a text file to restore later.
Checked this command but does not work:
Getting the Last Modification Timestamp of a File with Stat
$ stat -f... (5 Replies)
Discussion started by: Tribe
5 Replies
4. Shell Programming and Scripting
Hi All,
I'm trying to figure out which are the trusted-ips and which are not using a script file.. I have a file named 'ip-list.txt' which contains some ip addresses and another file named 'trusted-ip-list.txt' which also contains some ip addresses. I want to read a line from... (4 Replies)
Discussion started by: mjavalkar
4 Replies
5. IP Networking
Hi,
We have smb client running on two of the linux boxes and smb server on another linux system. During a backup operation which uses smb, read of a file was allowed while write to the same file was going on.Also simultaneous writes to the same file were allowed.Following are the settings in the... (1 Reply)
Discussion started by: swatidas11
1 Replies
6. Programming
Hi all,
I have a problem with some read/write functions.
I have a .bin file which contains a lot of structures as follows:
struct alumno
{
char id;
char apellido1;
char apellido2;
char nombre;
float nota1p;
float nota2p;
float notamedia;
char photofilename;
};
What I have... (3 Replies)
Discussion started by: Attenea
3 Replies
7. Shell Programming and Scripting
I need to find all the files that have group Read or Write permission or files that have user write permission.
This is what I have so far:
find . -exec ls -l {} \; | awk '/-...rw..w./ {print $1 " " $3 " " $4 " " $9}'
It shows me all files where group read = true, group write = true... (5 Replies)
Discussion started by: shunter63
5 Replies
8. Shell Programming and Scripting
Hi
I need some help on SED command
I am writing a shell script which does the following:
1. Read one line at a time from a file abc.txt which has millions of lines
2. Prefix each line read with some text "
3. Post fix each line read with a quote "
4. Write the new modified... (11 Replies)
Discussion started by: gaurav_1711
11 Replies
9. UNIX for Dummies Questions & Answers
hi everybody,
i am working in device drivers.As a beginner to this field ,i dont know how to read or write device files. Will copy_to_user and copy_from_user help me?
I have created a device file using mknod command .Can anybody help me in this regard :confused
thanks in advance
sriram (1 Reply)
Discussion started by: sriram.ec
1 Replies
10. Shell Programming and Scripting
Hello,
I am a Newbie in ksh Unix Script.
So I must write a ksh/sh script who read character at a position in a File. So also it must read all the lines who belongs at these characters , then write these lines in a another File.
Can you help me , or give little councils to advance with my... (5 Replies)
Discussion started by: steiner
5 Replies
