The . bash_profile file is a personal initialization file for configuring the user environment. The file is defined in your home directory and can be used for the following: Modifying your working environment by setting custom environment variables and terminal settings.
What is the bash_profile for?
bash_profile is a configuration file for bash shell, which you access with your terminal on a Mac. … When you do get around to making customizations, and you want to see them implemented right away, instead of having to logout of your terminal and open a new window you can simply type “source ~/. bash_profile”.
What is Bashrc and bash_profile?
Answer: . bash_profile is executed for login shells, while . bashrc is executed for interactive non-login shells. When you login (type username and password) via console, either sitting at the machine, or remotely via ssh: . bash_profile is executed to configure your shell before the initial command prompt.
Where is the bash file in Linux?
There is a . bashrc in every user’s home folder (99.99% of the time) as well as one system-wide (which I don’t know the location of in Ubuntu). The quickest way to access it is nano ~/. bashrc from a terminal (replace nano with whatever you like to use).
Where is .profile in Linux?
The . profile file is located in the user-specific folder called /home/<username>. So, the . profile file for notroot user is located in /home/notroot.
What is $HOME Linux?
The Linux home directory is a directory for a particular user of the system and consists of individual files. … It is a standard subdirectory of the root directory. The root directory contains all other directories, subdirectories, and files on the system.
What is the difference between Bash_profile and profile?
profile was the original profile configuration for the Bourne shell (a.k.a., sh ). bash , being a Bourne compatible shell will read and use it. The . bash_profile on the other hand is only read by bash .
What is a login shell?
A login shell is a shell given to a user upon login into their user account. … The general cases for having a login shell include: Accessing your computer remotely using ssh. Simulating an initial login shell with bash -l or sh -l. Simulating an initial root login shell with sudo -i.
What is the difference between Bashrc and Cshrc?
bashrc is for bash, . login and . cshrc are for (t)csh. There’s more to it than this: ‘man bash’ or ‘man csh’ will give you the whole story.
What is interactive login in Linux?
interactive login shell: You log into a remote computer via, for example ssh . Alternatively, you drop to a tty on your local machine ( Ctrl + Alt + F1 ) and log in there. interactive non-login shell: Open a new terminal. non-interactive non-login shell: Run a script.
What does Bashrc stand for?
It stands for “run commands.” From Wikipedia: The term rc stands for the phrase “run commands”. It is used for any file that contains startup information for a command.
What’s a bash script?
A Bash script is a text file containing a series of commands. Any command that can be executed in the terminal can be put into a Bash script. Any series of commands to be executed in the terminal can be written in a text file, in that order, as a Bash script. Bash scripts are given an extension of . sh .
How do I write a bash script in Linux?
How to Write Shell Script in Linux/Unix
- Create a file using a vi editor(or any other editor). Name script file with extension . sh.
- Start the script with #! /bin/sh.
- Write some code.
- Save the script file as filename.sh.
- For executing the script type bash filename.sh.
What does mean Linux?
For this particular case following code means: Somebody with user name “user” has logged in to the machine with host name “Linux-003”. “~” – represent the home folder of the user, conventionally it would be /home/user/, where “user” is the user name can be anything like /home/johnsmith.