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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1answer
15 views

Best way to delete select email messages from mbox file using script

I have an arbitrary email messages file in mbox format. I would like to periodically (end of the week), and automatically (via cron) purge messages from my "alerts" mbox file (new folder) just from ...
1
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2answers
937 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 ...
5
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7answers
9k views

Sort the files in the directory recursively based on last modified date

Sort the files in the directory recursively based on last modified date I have modified a lot of files in my directory want to know what are those files by sorting them by the last modified date ...
0
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1answer
27 views

In UNIX, how do I send a file back to it's original location after outputting it somewhere else? [on hold]

If I send a file into a directory using an output, is there a way to bring that file back to it's original location using a shell script?
1
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1answer
16 views

Trying to copy/paste long script with multiple EOFs, Terminal starts running half-way through

Was trying to create a text block that I could just copy and paste into a Terminal window to accomplish something (in this case, create a systemd script to do maintenance on MySQL dbs, create a timer ...
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0answers
14 views

Alternative for 'select choice in' in ZSH script? [on hold]

I need to use a shell script in my ZSH terminal. The script was written for bash, and uses select choice in/do...which does not seem to work with ZSH. Does anyone know if there is a way to print out a ...
1
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4answers
30 views

Compare characters

I have two lines, which are saved in two variables. But it doesn't really matter, where they are saved. My question is, how do I compare each character from both lines? For examples Hello Hlleo ...
0
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2answers
38 views

Where can I practice my Python and Bash scripting? [on hold]

I wanted to practice my bash scripting skills and python skills and wanted a good book or a site where I can practice and get excellent skills please. Any recommendations please.
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1answer
36 views

Bash print current line, line's output, and linebreak to file

I've got a txt of a bunch of domains I need to run dig +short mx on. I've got a script set to run the command, print it to a results.txt with: ./dig_domain_mx.sh > results.txt Downside is, I ...
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0answers
21 views

Script - printing specific lines [on hold]

I would like to print every line from text file with for loop, but somehow it doesn't work. It writes error: head: invalid option -- 's' I haven't used 's', so why it output with this error? ...
2
votes
1answer
708 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
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1answer
853 views

Error QProcess: Destroyed while process is still running

Edit: I discovered that the problem is not related with the script cited below, but I'll leave it there just for history. Well, this error appears when I close texstudio with the viewer open (xdvi or ...
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0answers
22 views

script - typing with all ten [on hold]

I would like to make a script, which works as usual typing with all ten fingers program. I imagine that script will accept the parameter: which textfile to show. And then it will read user input and ...
4
votes
4answers
4k views

How can I extract/parse a complete URL from a semi random string?

I'd like to have bash parse/extract a full URL (and only the url) from a random short string. Examples: bob, the address is http://www.google.com or https://foo.com/category/example.html is up ...
0
votes
3answers
21 views

Getting the first 5 characters of unix filenames

I have Unix filenames like the following and I need to extract the first 5 characters of the filenames. I know you can use cut to extract the field content but I’m looking for getting the first 5 ...
-1
votes
1answer
18 views

adding date to beginning of file name using script

I have multiple files that need to be renamed with a date added to the beginning of the file name that I am trying to script. I'm using the cp command because I need to keep the original file I need ...
0
votes
2answers
39 views

List Most Recent File per Sub-Folder

I have a File structure of : FOLDER/SUB_FOLDER/Text_File I have over 1k+ FOLDER and each FOLDER has at least 2 different SUB_FOLDER with each SUB_FOLDER their own Text_File. I'm trying to ...
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votes
2answers
55 views

Keep CPU busy at certain percent (to prevent CPU buzzing frequency noises) [on hold]

On Dell Inspiron 7559 there is electric buzzing from beneath the keyboard that changes frequency when I touch the touchpad. However, if the CPU is busy I hear no buzzing as the frequency gets out of ...
0
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0answers
52 views

Executing remote code with arguments

Why this: ssh -i ~/.ssh/master.pem ec2-user@xx.xx.xx.xx 'bash -s' < `dirname $0`/elements/"$element" returns hostname.sh test-5000: No such file or directory when $element is not a just a single ...
6
votes
3answers
77 views

sed/awk subscript numbers in chemical formulas using markup tags

I have hundreds of text files that include chemical formulas together with narrative including numerical values. The formulas are always preceded by white spaces but can be followed by white spaces, ...
0
votes
1answer
21 views

sqlplus output not working inside IF in shell script [closed]

I am trying simple code to use output of sqlplus query in IF statement but its not working. Flagecheck variable is not being identified inside IF test, how can i check if flagcheck variable is zero? ...
14
votes
5answers
26k views

Script to change current directory (cd, pwd)

I want to run a script to simply change the current working directory: #!/bin/bash cd web/www/project But, after I run it, the current pwd remains unchanged! How can I do that?
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2answers
2k views

VLC script on ubuntu server

I need a small script which run three vlc command on the same time (on Ubuntu server 14.04) as stated below: #!/bin/sh cvlc -vvv v1 --sout ...
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votes
1answer
64 views

quick and easy way to comment out multi lined print statements

Is there a quick and easy way to comment out multi lined print statements? something like this? printf("3387 strings_line_tokens[lower_bound_of_big_boy_counter] %s \n", ...
15
votes
7answers
7k views

Using notify-send with cron

I am using Arch Linux with KDE/Awesome WM. I am trying to get notify-send to work with cron. I have tried setting DISPLAY/XAUTHORITY variables, and running notify-send with "sudo -u", all without ...
0
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1answer
34 views

How can I avoid being prompted for a password in this script? [duplicate]

I’m using Amazon Linux. If I login as my “otheruser” user, and create a script, test.sh, with this text sleep 5 ; sudo reboot now I can login and run the script like so … [davea@mydevbox ~]$ sudo ...
0
votes
1answer
44 views

Parse xml returned from curl within a bash script

I've been digging through stackexchange for the past few days and I've found bits and pieces of what I'm trying to accomplish, but I'm unsure how to put it all together... I'm trying to create a ...
4
votes
5answers
201 views

How shrink test -eq expression with more than one var value in /bin/sh

#!/bin/sh if [ $num -eq 9 -o $num -eq 75 -o $num -eq 200 ]; then echo "do this" elif [ $num -eq 40 -o $num -eq 53 -o $num -eq 63]; then echo "do something for this" else echo "for other do ...
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votes
0answers
31 views

Script to get solaris or linux hosts within IP range [closed]

I would like to make a script in RHEL preferably shell script to get a list of Solaris or Linux hosts on a site with the following condition: Multiple list of IP range from server network to scan. ...
0
votes
1answer
2k views

How to execute Netscaler commands through a remote machine via SSH connection

I have been trying to execute some NetScaler commands like "bind" & "unbind" through a Linux Box via an SSH Connection. Now the Problem is, Manually we are able to enter & execute commands on ...
0
votes
1answer
25 views

Source ~/.bashrc when using the shell recorder `script`

I am using the first answer from How to automatically record all your terminal sessions with script utility to record my terminal sessions, however, I can not figure out how to get my bashrc to be ...
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3answers
2k views

Split XML file into multiple files

I have an xml file that have different nodes, I want to split files like this: <unix> <mm> </unix> <osx> <nn> </osx> When I run the script I want it to make ...
0
votes
1answer
24 views

How to Wget with Subset Condition?

I want to download a subset of data recursively in the website that is within HTML class .container current main page in .container daughter pages of links also in .containers in daughter pages ...
3
votes
1answer
38 views

How to revoke access for a particular user?

How can I revoke all access (r,w,x) for a particular user to a file or directory tree (while still giving read permission to others)? Does setfacl with mask allow this ?
1
vote
1answer
164 views

How to kill inactive user logins on Solaris?

On a Solaris 10 server if i do a w, I get this: 12:26pm up 85 day(s), 1:13, 6 users, load average: 0.38, 0.36, 0.38 User tty login@ idle JCPU PCPU what blah pts/1 ...
0
votes
1answer
22 views

Script which reacts to interrupt signal [duplicate]

How to make a script, which will write a string "signal caught" after sending 'interrupt signal' (after pressing ^C on the console, where the script was executed). On top of that after pressing third ...
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votes
1answer
64 views

Script to clean log files does not delete them

Could someone explain to me why this script does not delete /var/logmessages and /var/log/wtmp files? I found it on tldp.org tutorial #!/bin/bash LOG_DIR=/var/log cd $LOG_DIR cat /dev/null > ...
3
votes
1answer
73 views

Full screen terminal with script as screen saver under archLinux

Bonjour, Is it possible to run a terminal at full screen running a script instead of the screen saver ? That means that after 10 minutes of inactivity the screen should go black and show the STDOUT of ...
8
votes
4answers
17k views

How to send multiple commands to sftp using one line

The following command sends one command to sftp using one line: sftp -o PasswordAuthentication=no user@host" <<<"lcd /home" How to send multiple lines to sftp using one line. Is there a ...
5
votes
1answer
3k views

Differences between %pre and %post in Kickstart on CentOS?

I have been setting up machines with Kickstart on CentOS and I am unsure about the differences between the %pre and %post sections of the kickstart .cfg file. The CentOS Documentation for the ...
1
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2answers
243 views

delete redis keys that have been inactive for 30 days

I've installed a web app called scrumblr which uses redis as a database. What I am attempting to do is delete all keys that have been inactive for 30 days, or have not been accessed in 30 days. I ...
0
votes
2answers
34 views

Copying script files using wildcards

We have an SFTP location which is shared by two processes. Now we have a situation when we need to filter based on the filenames before copying. ClientA12345.out ClientA44378.out ClientB23478.out ...
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0answers
20 views

Automated port change

I want to Create a Bash file that a user can execute to change the port a service runs on. Essentially all I have to do is replace a number in a line of text with another number generated by a list. ...
0
votes
1answer
15 views

The unalias in the Mysql Backup script

Here's the script to back up Mysql database. #!/bin/bash FILE=minime.sql.`date +%F` DBSERVER=127.0.0.1 DATABASE=wordpress USER=root PASS=789789 unalias rm 2> /dev/null rm $FILE 2> /dev/null ...
1
vote
1answer
20 views

Mean and variance of words pronounced

I'm working on linguistics and am trying to calculate the average sentence length and how much this average varies. I worked to leave always one sentence per line For instance: La dernière fois ...
3
votes
2answers
104 views

Writing a script that gives how much lines have “X” and “Y” in it?

I'm doing a course in Linguistic and I would like to use shell scripts to help me doing few repetitive things such as counting who asks questions. Here is part of the file I opened and work with the ...
9
votes
6answers
1k views

Modify a file without creating another file

Is there a way to modify a file without writing the contents to another file, without sed and awk? For example: $ cat test.txt aaa aaa bbb ccc ddd Replacing using sed with -i option, sed -i ...
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votes
0answers
33 views

Bash script not quite working

First of all I am new to scripting / programming of any kind so have very basic understanding. I found this script and it does what I want it to do, except at the end I can't send the variable $msg to ...
0
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0answers
12 views

Bash script not passing variable through ssh [duplicate]

I'm trying to write a script that will ssh into multiple servers and echo the line user_pref("plugin.state.java",2) into every user's firefox pref.js file. I keep getting the error bash: ...
0
votes
1answer
43 views

Copy last n-lines from one file to another

In the context of adding the same lines at end of the .bashrc or .vimrc files of several user accounts on the same machine, what would be an easy way to copy the last n-lines from one shell script to ...