Merge 12f7e23f8f into 10872e02d1

add docker init command to docker cheatsheet

languages/C.txt

@@ -149,6 +149,7 @@ Operators
   ^=   	bitwise exclusive or and store
   |=   	bitwise or and store
   ,    	separator as in   ( y=x,z=++x )
+  ;     statement terminator.
 
 
 Operator precedence

languages/bash.sh

@@ -153,6 +153,8 @@ ssh user@host            # connects to host as user
 ssh -p <port> user@host  # connects to host on specified port as user
 ssh-copy-id user@host    # adds your ssh key to host for user to enable a keyed or passwordless login
 
+<Enter> + ~ + .          # Exit an unresponsive SSH shell connection
+
 whoami                   # returns your username
 su <user>                # switch to a different user
 su -                     # switch to root, likely needs to be sudo su -

tools/docker.sh

@@ -2,7 +2,7 @@
 # DOCKER
 ##############################################################################
 
-
+docker init                                 # Creates Docker-related starter files 
 docker build -t friendlyname .              # Create image using this directory's Dockerfile
 docker run -p 4000:80 friendlyname          # Run "friendlyname" mapping port 4000 to 80
 docker run -d -p 4000:80 friendlyname       # Same thing, but in detached mode