Category "bash"

Script to clear dummy files like .DS_Store ._foo thumbs.db etc

I have a external drive that I use on my car and on my TV, I use Mac OS X to manage files, but the hidden files that the Finder and Windows creates is very anno

Bash command line and input limit

Is there some sort of character limit imposed in bash (or other shells) for how long an input can be? If so, what is that character limit? I.e. Is it possible

Problem with passing parameters in a shell function

I have the following shell script. There is a deploy function, that is used later in the script to deploy containers. function deploy { if [[ $4 -eq QA ]]

How can I show the wget progress bar only? [closed]

For example: wget http://somesite.com/TheFile.jpeg downloading: TheFile.tar.gz ... --09:30:42-- http://somesite.com/TheFile.jpeg

bash script to check if the current git branch = "x"

I am very bad at shell scripting (with bash), I am looking for a way to check if the current git branch is "x", and abort the script if it is not "x". #!/

How I can directly login to rails console through ssh?

Time to time I repeat the following commands: ssh username@servername cd /projects/rails_project bundle exec rails c production I want to create a shell scri

grep after grep : No such file or directory

To create a test file contains blanks in the filename first: vim "/tmp/it is a test.txt" bash escape Search with grep: grep -lr 'bash' /tmp /tmp/it is

Prevent quotes from disappearing in JSON in between Azure DevOps tasks

I'm looking to enable static site hosting on a storage account, created by an Azure Resource Manager (ARM) template in in an Azure DevOps pipeline, but fail to

How to convert YYYYMMDDHHMMSS to a date readable by `date`

I have a set of date/time strings in the YYYYMMDDHHMMSS format that I want to convert to something readable by the date utility. Usually, I can do something li

How to define a cron expression that execute a script in the first monday of each month?

I have a script such as that: * * * * * path/to/my/script.sh I need to define the cron expression " * * * * * " to run once a month in the first Monday of ea

Colors with unix command "watch"? [closed]

Some commands that I use display colors, but when I use them with watch the colors disappears: watch -n 1 node file.js Is it possible to ha

Tmux window title keeps renaming

Suddenly, both my screen/tmux started changing my windows' names after every command. They keep changing the name to the value of $PROMPT_COMMAND on every singl

Pipe string with newline to command in bash?

I am trying to pass in a string containing a newline to a PHP script via BASH. #!/bin/bash REPOS="$1" REV="$2" message=$(svnlook log $REPOS -r $REV) changed

psql: command not found Mac

I installed PostgreSQL via the graphical install on http://www.postgresql.org/download/macosx/ I see it in my applications and also have the psql terminal in m

find: missing argument to -exec

I was helped out today with a command, but it doesn't seem to be working. This is the command: find /home/me/download/ -type f -name "*.rm" -exec ffmpeg -i {}

Find multiple files and rename them in Linux

I am having files like a_dbg.txt, b_dbg.txt ... in a Suse 10 system. I want to write a bash shell script which should rename these files by removing "_dbg" from

Set Jupyter Notebook password in bash script through environment variable

I have come across the following code in a bash script for automatic deployment and setup of Jupyter Notebook. There are issues when the password contains a #,