1. Shell Programming and Scripting

Hi, Was wondering if you could give me an example of extracting a 10 digit number from 5 txt files using a regular expression (the number is always different ) and storing the numbers in variables Thanks C19 (9 Replies)

2. Shell Programming and Scripting

i am new to shell scripting. i want to keep on increamenting a 6 digit number. For eg. 000000 + 1 = 000001 But instead of 000001 i get only 1. How do i do this ? Pls help. (8 Replies)

3. Programming

Hi, How can we generate 16 digit random nos in C. (10 Replies)

4. Programming

I have to write a c program which takes a 3 digit number n and calculates the value of (2^n)+1 and then determines the number is prime or not. I have tried to first calculate the value of 2^n and then adding one to it and then apply the logic of prime number. but the ultimate problem is that... (7 Replies)

5. UNIX for Dummies Questions & Answers

how can i list all files in my home directory that have a 4 digit id number, the line number where the id is located and the id itself not printing the entire line? (5 Replies)

6. Shell Programming and Scripting

I want to write/print a number through a shell script up to its last significant digit (LSD) after the decimal point. Say, x=10.00056000000000000 I want to print x as x=10.00056. Note that x can be any thing so I cannot know the position of the LSD always. Thanks. (16 Replies)

7. Shell Programming and Scripting

Hello Team, i have a file test1.txt, in which i have to grep only the 6 digit number from it, Could you pls help in this. $cat test1.txt <description>R_XYZ_1.6 r370956</description> $ grep "\{6\}" test1.txt <description>R_XYZ_1.6 r370956</description> i need output as 370956. ... (3 Replies)

8. Shell Programming and Scripting

I am trying to add a tab after the last digit in $3 in the input. The grep below is all I can think off. Thank you :) sed -n 's/:/&/p' input input chr1 955542 955763AGRN-6|gc=75 chr1 957570 957852AGRN-7|gc=61.2 chr1 976034 976270AGRN-9|gc=74.5 desired output chr1... (5 Replies)

9. Shell Programming and Scripting

I am trying to use awk to match the NM_ in file with $1 of id which is tab-delimited. The NM_ will always be in the line of file that starts with > and be after the second _. When there is a match between each NM_ and id, then the value of $2 in id is substituted or used to update the NM_. Each NM_... (3 Replies)

10. UNIX for Beginners Questions & Answers

I am trying to process only IonCode_odd #'s (always 4 digits starting with zero), but the below isn't working as expected. Is there a better way? Thank you :). IonCode_0401_xxxx_xxxx_xxxx.bam IonCode_0401_xxxx_xxxx_xxxx.bam.bai IonCode_0401_xxxx_xxxx_xxxx.fastq... (2 Replies)