The -S switch makes sudo read the password from STDIN. This means you can do echo mypassword | sudo -S command to pass the password to sudo However, the suggestions by others that do not involve passing the password as part of a command such as checking if the user is root are probably much … Read more
Results: Use who am i | awk ‘{print $1}’ OR logname as no other methods are guaranteed. Logged in as self: evan> echo $USER evan evan> echo $SUDO_USER evan> echo $LOGNAME evan evan> whoami evan evan> who am i | awk ‘{print $1}’ evan evan> logname evan evan> Normal sudo: evan> sudo -s root> echo … Read more
When you run pip with sudo, you run setup.py with sudo. In other words, you run arbitrary Python code from the Internet as root. If someone puts up a malicious project on PyPI and you install it, you give an attacker root access to your machine. Prior to some recent fixes to pip and PyPI, … Read more
I had this problem to install laravel/lumen. It can be resolved with the following command: $ sudo chown -R $USER ~/.composer/
As of Emacs 24.3, an analog of the old multi: syntax has been layered on top of the modern tramp-default-proxies-alist approach, meaning that you can once again perform multi-hops without any prior configuration. For details, see: C-hig (tramp)Ad-hoc multi-hops RET With the new syntax, each ‘hop’ is separated by |. The example in the manual … Read more
sudo chown -R yourname:www-data cake then sudo chmod -R g+s cake First command changes owner and group. Second command adds s attribute which will keep new files and directories within cake having the same group permissions.
Use a virtual environment: $ virtualenv myenv .. some output .. $ source myenv/bin/activate (myenv) $ pip install what-i-want You only use sudo or elevated permissions when you want to install stuff for the global, system-wide Python installation. It is best to use a virtual environment which isolates packages for you. That way you can … Read more
$SUDO_USER doesn’t work if you are using sudo su -. It also requires multiple checks – if $USER == ‘root’ then get $SUDO_USER. Instead of the command whoami use who am i. This runs the who command filtered for the current session. It gives you more info than you need. So, do this to get … Read more
Only the root user needs sudo requirement to login to mysql. I resolved this by creating a new user and granting access to the required databases: CREATE USER ‘newuser’@’localhost’ IDENTIFIED BY ‘password’; GRANT ALL PRIVILEGES ON database_name.* TO ‘newuser’@’localhost’; now newuser can login without sudo requirement: mysql -u newuser -p