rvm single user installation fails with: curl: (35) error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol

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Problem

You want to install rvm as a single user in a new linux but when trying to install it with the normal installation instruction:

it fails with the following error:

Solution

You are behind a proxy server and you need to setup your environment variables for the server in your .profile file like the following (and make sure you source the file afterwards with . ~/.profile):

Replacing spaces with underscores in linux busybox

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Problem

You want to replace the spaces in filenames (ie in Brennan’s B2 system), that uses busybox and you do not have all the linux commands available.

Solution

Use the following in the directory with the files (ie flac files). At the moment this command only works in the directory that is being run.