johnshen64 questions

johnshen64 answers

• docker-machine - Error attempting heartbeat call to plugin server: connection is shut down
• Running a GUI app on linux, without showing the gui?
• How to find the Set - Subset of two files from the command line?
• running Hadoop software on office computers (when they are idle)
• Mysql: unknown variable, can't run any mysql applications, doesn't seem to be to do with my.cnf
• logrotate configuration file development and testing
• check if argument is a valid date in bash shell
• Redirecting command output to a variable in bash fails
• How can I generate new variable names on the fly in a shell script?
• How to determine if a specific module is loaded in linux kernel