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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2answers
95 views

Read Command : How to verify user has typed something

I am a beginner in Bash so please bear with me. I'm trying to create an if else statement to verify that the user has entered something. If they have it should run through the commands, and if not i ...
1
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1answer
54 views

let script find path of itself

I want to have a bash-script discover its own path. The background is that I have a script called process_scanned_text.sh, which itself uses the script curves. I put curves in the same directory as ...
0
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0answers
12 views

Creating a bootable 'system profiler'

I'm trying to create a program using a small linux distribution that can be booted from a USB (kinda how DBAN operates). The program with simple output system specs upon request, no GUI, simplicity is ...
0
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0answers
11 views

pop up panel applets

Im using debian 7.7 with gnome classic fallback mode I like how I can put programs and scripts into the panel in custom application launchers. What i want to do is have an analog xclock is fine, in ...
0
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1answer
42 views

How to change date format and position in find output

Sorry if this a basic question. Say i have the following command. It's set to display a list of the last 20 files modified on my drive with the paths included. find -type f -printf '%TY-%Tm-%Td %TT ...
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3answers
82 views

How to list filenames within a folder based on a pattern supplied?

I'm trying to find a command that will list all files in a folder containing a keyword that is inputted. I've tried grep -l but it will not list anything
3
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1answer
60 views

Retrieve X11 window ID of a just-launched GUI-program

I want to retrieve the X id of GUI programs I launch in background, in order to work on their windows properties. I've been so far using this workaround: myprogram & sleep 1 winID=$(wmctrl -l | ...
1
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2answers
135 views

script to add users to otrs

Im looking for a fast way to import customer users into otrs (ticket system) I have an export from Active Directory with: firstname lastname password email username There is a script in the otrs/bin ...
2
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2answers
191 views

Using Diff on a specific column in a file

Will it be possible to use diff on a specific columns in a file? file1 Something 123 item1 Something 456 item2 Something 768 item3 Something 353 item4 file2 Another 123 stuff1 Another 193 ...
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1answer
140 views

Create A Script That Responds To A Password Prompt

I'm writing a shell script that will respond to a prompt. For example, when I execute a file, the executed file will then prompt the user with this: Please enter the password: Then I want the script ...
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1answer
49 views

Output a colon delimited file to another file [closed]

I have the following example file: root:server1:2014-12-12:x:Open:adm bin daemon lp mail other root sys users sectmp:server1:2014-12-12:x:Open:users smbnull:server1:2014-12-12:x:Locked:ids ...
0
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1answer
53 views

Interactive shell in background inside another shell script

I have some problems when trying to run an interactive sh session inside a shell script. The inner sh process uses all the CPU and never terminates. To reproduce the issue simply create a file named ...
1
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1answer
36 views

Shutter Script(s)

When i play some games with wine , i must not change the window , because of that , the game crash or that window are fill of black. im using xfce4 desktop , when i press "PrintScreen" key from ...
11
votes
3answers
764 views

How do you continue a sentence with a command inside

For example, I have been trying to say "There are 10 people online at the moment" in my script file. I can never seem to get the command working without the "people online at the moment" part on the ...
1
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2answers
65 views

ifconfig -a get needed data grepping

If I issue following command to obtain network interface data: [root@pi lib]# ifconfig -a eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.0.154 netmask ...
9
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8answers
207 views

Find duplicate PDF files by content

Some journals generate a different PDF for each download. APS for example stores time and the IP address in the PDF. Or there is a paper version with hyper links and one with text references. How ...
0
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2answers
95 views

Run two scripts at the same time

I want to run two scripts at the same time. How exactly do I do this? If I have a variable called foo in script1 and change its value to 5, and if I'm using a variable with the same name in script2 ...
1
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0answers
56 views

Logrotate or scripting to manipulate log file

I want to make sure that a certain log file gets empty when it reaches a specific size. I first used logrotate since the man page says: It will not modify a log multiple times in one day unless ...
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votes
2answers
113 views

Check if a file is a text file in bash

I am trying to make a check to see if the file being attached to the email is a text file, and if it is not it returns an error. However during testing, I provide a valid text.txt and it returns the ...
0
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1answer
55 views

Script thinks input is a command?

I'm just getting started on a script that does basic shell commands, but the second function, which is supposed to take a valid year and month and plug them into cal, is returning with this error: ...
1
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5answers
131 views

How to get the unique count of a particular part of a string

I have a set of data in a file. psf7433-nlhrms unit7433-nobody unit7333-opera bpx7333-operations app7333-osm unit7330-partners psf7331-pdesmond unit7333-projm mnp7330-redirect unit7333-retailbanking ...
2
votes
3answers
100 views

How can I print only variables defined inside my shell script?

Lets supose some bash shell script like: #!/bin/bash a=3 b=7 set -o posix set In this case, the execution of the set variable or some other of the commands to print environment variables ...
1
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2answers
56 views

untar shell script

i have a directory in which there are multiple tar files like tweets10_1.tar tweets10_2.tar tweets10_8.tar now i want to untar these files and keep them in a directory structure like 10_1 10_2 ...
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
55 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
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2answers
631 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
66 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
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1answer
66 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
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2answers
407 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?
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votes
3answers
208 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
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1answer
85 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
75 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
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3answers
69 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
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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
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5answers
414 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
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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
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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
43 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
152 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
60 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 ...
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votes
1answer
181 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
82 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
206 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
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1answer
63 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
573 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
275 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
36 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
61 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
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2answers
86 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
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4answers
203 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 ...