A script is a sequence of commands or instructions that are executed by an interpreter program rather than compiled into a standalone executable program.

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0
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2answers
36 views

find parent string based on regex

No sure if I can do this easily but: I have a file like VDS|name=vds01|another_parameter vol=disk01|parameter|dev=/dev/dev/my_dev1|parameter_A=some_value1 ...
2
votes
1answer
56 views

Can I control a graphical program from the command line?

How can I enter text in the text fields of the window shown by a program in an automated manner?
2
votes
2answers
1k views

How to grep for same string but multiple files at the same time?

I have a set of log files that I need to review and I would like to search specific strings on the same files at once Is this possible? Currently I am using grep -E ...
0
votes
1answer
67 views

A shell script that give the CPU information [closed]

Can someone help me to write a shell script that'll give me the following information: The state of the process; The time it passed the process in the CPU; The total memory used (in KB); The number ...
0
votes
1answer
68 views

Sendmail shell script not working

Can anyone help me please. I'm struggling with a issue since hours and can't seem to fix it. When I execute this script via shell it works and I also get the right email output sent to me, but when ...
2
votes
2answers
409 views

How can I automatically silence my computer at night?

I would like to set my Ubuntu computer such that I can't hear any audio between 9:59pm and 8:00am. How can I do that?
-6
votes
3answers
261 views

How do you print the current month, day and year using awk and date?

I can't seem to grab the month, day and year using awk '{print $2, $3, $6}' date Does anyone know how to?
0
votes
1answer
92 views

Shell script runs differently when schedulled with cron

I have a strange problem with my backup script. To begin with, this is the backup script: ########################################################### # CODE BEGINS HERE ...
3
votes
1answer
83 views

Export passwords from the `pass` password manager

I've been using the pass password manager for a year or so now, and it's awesome, but sometimes I like to test other password managers and then I need my passwords back. So far I've just been adding ...
1
vote
3answers
70 views

How I can determine the latest version in URL?

I'm trying to put a "function" inside of a script to install the latest version of "TeamSpeak3" Client and make all configurations. My problem is I don't know how to make a function to test the ...
0
votes
0answers
13 views

Directly start an application in a new screen/tmux session [duplicate]

Is there a way to start a new screen or tmux session, which directly executes a given command/application then detaches again? In pseudo-code something like tmux new -s ft_session --execute python ...
1
vote
5answers
505 views

find the max value of column 1 and print respective record from column 2 from file

How to find the max value from the column 1 and echo the respective path location from a file which contains n number of records. $ cat version.log 112030 /opt/oracle/app/oracle/product/11.2.0 ...
1
vote
1answer
58 views

Add 10 to a value in large xml file

I have in a large xml file some hundred svg graphs where I want to change the <svg:g transform="matrix(1 0 0 1 59.06 88.74)"> 88.74 to 98.74 i.e to add 10 to every line that starts with ...
1
vote
0answers
40 views

Restore Trash Script not working

I made a script to send a file to a trash folder... echo "Are you sure you want to move this file to the Recycle Bin?" "(Yes/No)" read ans case "$ans" in Yes) echo "$(readlink -f "$1")" >> ...
0
votes
1answer
51 views

Cannot stat error?

Running a "restore" script which moves a file previously deleted (moved to a trashbin folder) back to where it came from. Running the secondary script I receive this error... "mv: cannot stat `test': ...
2
votes
3answers
182 views

Writing a script that outputs local users and their password expiration date

I'm new to Linux and scripting, and was doing a practice problem and am stuck on it. I'm supposed to write a script that outputs local users real name and their password expiration information. This ...
3
votes
2answers
61 views

One for loop for many tasks

The output of this code is two txt files. Can I make one for loop for both of them. i.e one for loop to give me two or more outputs? In ID1 and ID2 I have names for files. I want to print the first ...
-5
votes
1answer
183 views

Merging spreadsheets?

I have a list of LibreOffice spreadsheets (xls files) each one has one sheet. I wanted to merge all those spreadsheets in one big spreadsheet including all the tabs/sheets inside it. For example: lets ...
2
votes
1answer
102 views

Scripting: Counting users logged in onto the system

I need help with the following script. #!/bin/bash #Solution script1 who date +"Today %d %B, there are $# users logged in onto the system" In the background user1 has looged in onto tty2 and 3 and ...
4
votes
6answers
211 views

Search for an user name in file and output the user's phone number

First I made a file called telephone containing: Jan;032569874 Annemie;014588529 Hans;015253694 Stefaan;011802367 And what I now need to do is make a script where the user inputs a name ...
1
vote
1answer
69 views

How do you make case statements with ranges

I'm supposed to: Make a case statement that will display the a grade after input. With no loop or conditional. A=90-100, B=80-89, C=70-79, D=60-69, F=0-59 This is what I have so far: ...
5
votes
3answers
575 views

Shorter command for deleting files

Our web server was originally maintained by a different company. They wrote a short script to clean out cache files. Their file has several lines that read like this: /usr/bin/find ...
2
votes
2answers
315 views

Inputting user input automatically through bash script? [duplicate]

I am creating a bash script which creates a user and sets a password. When the command "passwd user" is run it requires the user to enter a password and stops my script. Is there any way to fulfill ...
0
votes
1answer
38 views

How do I add text to an output file?

I have a script for doing whois lookups: #!/bin/bash for domain in `cat /Users/jason/Desktop/letters.txt `; do echo $domain >> /Users/jason/Desktop/whois-results.txt whois $domain | grep ...
2
votes
1answer
64 views

What is the most portable syntax for `if` statements?

(NOTE: There is a very similar question, asked yesterday oddly enough, but it doesn't cover the main syntaxes I'm concerned with. If I were to update the other question to include them it might ...
0
votes
2answers
92 views

Grep matching cell of the csv file and index of that row

I have csv file and I want to see numbers that start with 0.99 and their row's index which is the first cell of that row. This is what I have so far: cat fil.csv | grep '0\\.99'| tee > (cut -d, ...
0
votes
4answers
256 views

Can you put an if statement within an until loop?

We have to make a script with one until loop to repeatedly ask the user for a number. - If the number is not 50, display the message, “Wrong number; try again.” - ask for another number. - If the ...
2
votes
1answer
56 views

Sorting image files based on whether the content is picture or graphics: updating an older solution?

Someone wanted to sort files in a directory according to whether the files are pictures(camera) vs. design graphics. On Stackoverflow, there is an older solution/proof-of-concept involving the ...
2
votes
2answers
56 views

Match missing values in text files

Referring to this question : Finding missing value in text file i have 2 files containing below data example Name Feature Marry Lecturer Marry Student Marry ...
2
votes
1answer
252 views

Error passing variable from bash to php

I have the following files: vars.txt C=1234567890 Ascript.php #!/usr/bin/php <?php var $C="$argv[1]"; echo "\n $C \n"; $con = mysql_connect('localhost','root','123') or die ("No connected"); ...
1
vote
1answer
447 views

Nmap script execution to detect heartbleed is failing

Wanting to setup Nmap on my Ubuntu 14.04 LTS system to detect HeartBleed vulnerability. I followed the instructions here: ...
0
votes
3answers
76 views

Reduce length of specific column in delimited text file

I need for the 5th column in a delimited text file to be reduced to just the first 5 characters. All other columns must remain unedited. Input: file1.txt column1 column2 column3 ...
3
votes
2answers
224 views

Finding missing value in text file

I have a text file with following data. Name Feature Marry Lecturer Marry Student Marry Leader Bob Lecturer Bob Student ...
1
vote
1answer
41 views

Running for loop with two variables? [duplicate]

How can I run for loop with two variables or in other words is it acceptable to do that? I will clarify my question by the following example: I have a list of letters included in a text file ...
1
vote
0answers
70 views

Hotmail not receiving emails from a script, but works from the server

I have a working mail server running Debian stable, the following elements are working. SPF DKIM rDNS My IP is not listed in any backlist, I used: mxtoolbox.com for all this. My problem: Sending ...
2
votes
2answers
215 views

How can you get ping to print human readable timestamps?

Ping can print you a timestamp on every line but its in unix date format :( ping -D localhost PING localhost.localdomain (127.0.0.1) 56(84) bytes of data. [1415629479.482938] 64 bytes from ...
0
votes
1answer
51 views

running script with -o argument pointing to mount point of sd-card

I was trying to install Angstrom Linux on Colibri T_30 board---but I am stuck at one point where it specifies that run update.sh script with optional -o argument pointing to mount point of ...
2
votes
4answers
163 views

How to display the IP address of the default Interface with Internet connection?

I need to create a script that outputs the internal IP address, that is configured as the default Interface.
3
votes
1answer
88 views

Scan ~/Downloads on new file creation

I want all new files added to ~/Downloads (and sub-folders) to be scanned with clamscan. When using Firefox on other OSes/Machines I've noticed that downloaded files sometimes get automatically ...
17
votes
2answers
1k views

Using the setuid bit properly

I have a process that needs root privileges when run by a normal user. Apparently I can use the "setuid bit" to accomplish this. What is the proper way of doing this on a POSIX system? Also, how ...
1
vote
1answer
135 views

Get two values from command output in a bash script

I have a bashscript, which executes a command and calculates a pair of values, which output can look like this. a,b (10.0000000000, 10.0000000000) -> volt (2088133.7088034691, -222653.3238934391) ...
2
votes
5answers
170 views

Re-order text on each line in a file

I'm processing a log file and I need reorder each line (not sort). The log file looks like this: 11-06-2014 - 10:49:06PM lat = 41.858657; lon = -91.345142 11-06-2014 - 10:49:49PM lat = ...
7
votes
3answers
169 views

Get 100 palindrome numbers

I'm new at scripting and I have this assignment, which is to find 100 palindrome numbers with the following algorithm: Get a two-digit random number (greater than 10) Reverse the number Sum the ...
1
vote
2answers
79 views

identify harddrive before mounting

I've recently made 2 script that take care of mounting and dismounting a harddrive in linux. The thing that I could not figure out is the following. I am currently mounting /dev/sdc1 to ...
0
votes
1answer
34 views

Security concerns

I've recently been struggling with ways to make a easy way for my father to both mount and unmount a harddrive on a linux based system. I thought of a way to execute a shell script with PHP. The ...
0
votes
2answers
49 views

Transferring data between servers

I have SSH access between two servers A (httpmydocs) and B and I am transferring data routinely from A to B using the command line: scp -rpC /var/www/httpmydocs/* ...
2
votes
0answers
69 views

Copy folders at once

I want to copy a large number of folders at once not one by one. Is it correct to use the following code ? Is it helping to run the command cp for all the folders i at once? #!/bin/bash foreach i in ...
1
vote
0answers
385 views

How to Download the latest file from SFTP server?

I need to first get the data a file was uploaded to the sftp server on, then check whether it was today's date and if so download it else echo "File not found". I would like to do all this using a ...
1
vote
1answer
50 views

Bash Script - Controls on two directories [closed]

I would like to write a bash script that implements a command which takes two parameters. The two parameters must be pathname (absolute or relative) of two directories. The two directories are not to ...
2
votes
1answer
99 views

Simulate PrintScreen key press

I want to write a script that changes the window focus, and sends keyboard commands, such as print screen, and arrow keys, to the system. As in I need print screen to capture my desktop, not the ...