Merge 424f6c2b9e 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/c++.cpp

@@ -0,0 +1,5 @@
+Prepossesor directives:
+
+- #include <iostream> ## #include is used to include content of another file in your c++ code 
+- #define PI 3.14159 ## #define - Used to define macros.Macros are pieces of code that are replaced by a specific value
+- #pragma once This directive provides implementation-specific instructions to the compiler. It is often used for compiler-specific features or optimizations.

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