10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I created a program, so a kid can practice there math on it. It dispenses varies math problems and the kid must input an answer. I also want it to grade the work they have done, but I can't find the best place for it to print out the grade.
I have:
if ( $response =~ m/^/ ) {
$user_wants_to_quit... (1 Reply)
Discussion started by: germany1517
1 Replies
2. Shell Programming and Scripting
Good afternoon all,
I want to ask how to change some letter in my file with other letter in spesific line
eg.
data.txt
1
1
1
0
0
0
0
for example i want to change the 4th line with character 1.
How could I do it by SED or AWK.
I have tried to run this code but actually did not... (3 Replies)
Discussion started by: weslyarfan
3 Replies
3. Shell Programming and Scripting
can anyone help me out to write a code by connecting to the sql database and I need to print the list of tables present in the databse.
any ideas please. (1 Reply)
Discussion started by: ramkumar15
1 Replies
4. Shell Programming and Scripting
Hi all,
I have one file with a sequence and the other file which says the position and the letter to be changed. I have to match two files and replace content. Example is shown which will describe what I want to do. For example, file 1 has many sequences and few are shown below
sequence file:... (6 Replies)
Discussion started by: kaav06
6 Replies
5. Programming
Hi
I am new to perl, i need to write a program to convert horizontal words to vertical
eg: cat, dog, cow,.....(text file)
this should be written as
1.cat
2.dog
like this. can u pls help me to work out.. (4 Replies)
Discussion started by: nitha
4 Replies
6. Shell Programming and Scripting
Hello,
I am working with a perl script that tries to find the average "frequency" in which lines are duplicated. So far I've only managed to find the way to count how many times the lines are repeated, the code is as follows:
perl -ae'
my $filename= $ENV{'i'};
open (FILE, "$filename") or... (10 Replies)
Discussion started by: acsg
10 Replies
7. Homework & Coursework Questions
Long story short: I'm working inside of a Unix SSH under a bash shell. I have to code a C program that generates a random number. Then I have to call the compiled C program with a Perl program to run the C program 20 times and put all the generated random #s into a text file, then print that text... (1 Reply)
Discussion started by: jdkirby
1 Replies
8. Shell Programming and Scripting
I wish to write a Perl program that will provide a listing of files in a directory. The files must be listed in sorted order by the file name.
• By default, the program displays only file names.
• By default, the program lists the files in the current directory.
• The program must provide the... (2 Replies)
Discussion started by: livewire06
2 Replies
9. Shell Programming and Scripting
Hi all,
I made a simple script with a prompt menu in Perl. All working good, but I want to add an option while the program is running that on every time when the user press 'Q' the program will exit.
I know I can use $SIG{'INT'} or any other %SIG option. This option is a unix signal which I... (3 Replies)
Discussion started by: RedGrinGo
3 Replies
10. Shell Programming and Scripting
Suppose u have two input files FILE A and FILE B
FILE A
AACD
ABBD
ACBC
FILE B
s/ A B C D E
A 1 -2 3 4 2
B 3 2 -1 2 1
C 2 3 1 2 3
D 3 4 -3 2 2
E 1 3 4 2 3
So in FILE A we have calculated frequency... (3 Replies)
Discussion started by: cdfd123
3 Replies