Run s/ADD/COPY/g as appropriate

gcc/README-content.md

@@ -10,7 +10,7 @@ The GNU Compiler Collection (GCC) is a compiler system produced by the GNU Proje
 For this image, the most straight-forward use is to use a gcc container as both the build environment as well as the runtime environment. In your Dockerfile, you can do something along the lines of the following will compile and run your project.
 
     FROM gcc:4.9
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     RUN gcc -o myapp main.c
     CMD ["./myapp"]

gcc/README.md

@@ -10,7 +10,7 @@ The GNU Compiler Collection (GCC) is a compiler system produced by the GNU Proje
 For this image, the most straight-forward use is to use a gcc container as both the build environment as well as the runtime environment. In your Dockerfile, you can do something along the lines of the following will compile and run your project.
 
     FROM gcc:4.9
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     RUN gcc -o myapp main.c
     CMD ["./myapp"]

hylang/README-content.md

@@ -9,7 +9,7 @@ Hy (alternately, Hylang) is a dialect of the Lisp programming language designed
 ## Create a `Dockerfile` in your hylang project.
 
     FROM hylang:0.10.0
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "hy", "./your-daemon-or-script.hy" ]
 

hylang/README.md

@@ -9,7 +9,7 @@ Hy (alternately, Hylang) is a dialect of the Lisp programming language designed
 ## Create a `Dockerfile` in your hylang project.
 
     FROM hylang:0.10.0
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "hy", "./your-daemon-or-script.hy" ]
 

java/README-content.md

@@ -13,7 +13,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 For this image, the most straight-forward use is to use a java container as both the build environment as well as the runtime environment. In your Dockerfile, you can do something along the lines of the following will compile and run your project.
 
     FROM java:7
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     RUN javac Main.java
     CMD ["java", "Main"]

java/README.md

@@ -13,7 +13,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 For this image, the most straight-forward use is to use a java container as both the build environment as well as the runtime environment. In your Dockerfile, you can do something along the lines of the following will compile and run your project.
 
     FROM java:7
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     RUN javac Main.java
     CMD ["java", "Main"]

nginx/README-content.md

@@ -13,7 +13,7 @@ Nginx (pronounced "engine-x") is an open source reverse proxy server for HTTP, H
 Alternatively, a simple `Dockerfile` can be used to generate a new image that includes the necessary content (which is a much cleaner solution than the bind mount above):
 
     FROM nginx
-    ADD static-html-directory /usr/local/nginx/html
+    COPY static-html-directory /usr/local/nginx/html
 
 Place this file in the same directory as your directory of content ("static-html-directory"), run `docker build -t some-content-nginx .`, then start your container:
 
@@ -40,7 +40,7 @@ If you wish to adapt the default configuration, use something like the following
 As above, this can also be accomplished more cleanly using a simple `Dockerfile`:
 
     FROM nginx
-    ADD nginx.conf /etc/nginx.conf
+    COPY nginx.conf /etc/nginx.conf
 
 Then, build with `docker build -t some-custom-nginx .` and run:
 

nginx/README.md

@@ -13,7 +13,7 @@ Nginx (pronounced "engine-x") is an open source reverse proxy server for HTTP, H
 Alternatively, a simple `Dockerfile` can be used to generate a new image that includes the necessary content (which is a much cleaner solution than the bind mount above):
 
     FROM nginx
-    ADD static-html-directory /usr/local/nginx/html
+    COPY static-html-directory /usr/local/nginx/html
 
 Place this file in the same directory as your directory of content ("static-html-directory"), run `docker build -t some-content-nginx .`, then start your container:
 
@@ -40,7 +40,7 @@ If you wish to adapt the default configuration, use something like the following
 As above, this can also be accomplished more cleanly using a simple `Dockerfile`:
 
     FROM nginx
-    ADD nginx.conf /etc/nginx.conf
+    COPY nginx.conf /etc/nginx.conf
 
 Then, build with `docker build -t some-custom-nginx .` and run:
 

perl/README-content.md

@@ -8,7 +8,7 @@ Perl is a family of high-level, general-purpose, interpreted, dynamic programmin
 ## Create a `Dockerfile` in your perl app project.
 
     FROM perl:5.20
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "perl", "./your-daemon-or-script.pl" ]
 

perl/README.md

@@ -8,7 +8,7 @@ Perl is a family of high-level, general-purpose, interpreted, dynamic programmin
 ## Create a `Dockerfile` in your perl app project.
 
     FROM perl:5.20
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "perl", "./your-daemon-or-script.pl" ]
 

php/README-content.md

@@ -12,7 +12,7 @@ In the case that you have a PHP project run through the command line interface,
 ### Create a `Dockerfile` in your php project.
 
     FROM php:5.6-cli
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "php", "./your-script.php" ]
 
@@ -34,7 +34,7 @@ In the more common case, you will probably want to run PHP in conjunction with A
 ### Create a `Dockerfile` in your php project.
 
     FROM php:5.6-apache
-    ADD . /var/www/html
+    COPY . /var/www/html
 
 Then run the commands to build and run the docker image.
 

php/README.md

@@ -12,7 +12,7 @@ In the case that you have a PHP project run through the command line interface,
 ### Create a `Dockerfile` in your php project.
 
     FROM php:5.6-cli
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "php", "./your-script.php" ]
 
@@ -34,7 +34,7 @@ In the more common case, you will probably want to run PHP in conjunction with A
 ### Create a `Dockerfile` in your php project.
 
     FROM php:5.6-apache
-    ADD . /var/www/html
+    COPY . /var/www/html
 
 Then run the commands to build and run the docker image.
 

python/README-content.md

@@ -8,14 +8,14 @@ Python is a widely used general-purpose, high-level programming language. Its de
 ## Create a `Dockerfile` in your python app project.
 
     FROM python:3
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "python", "./your-daemon-or-script.py" ]
 
 or (if you need to use Python 2):
 
     FROM python:2
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "python", "./your-daemon-or-script.py" ]
 

python/README.md

@@ -8,14 +8,14 @@ Python is a widely used general-purpose, high-level programming language. Its de
 ## Create a `Dockerfile` in your python app project.
 
     FROM python:3
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "python", "./your-daemon-or-script.py" ]
 
 or (if you need to use Python 2):
 
     FROM python:2
-    ADD . /usr/src/myapp
+    COPY . /usr/src/myapp
     WORKDIR /usr/src/myapp
     CMD [ "python", "./your-daemon-or-script.py" ]
 

rails/README-content.md

@@ -11,7 +11,7 @@ Ruby on Rails, often simply referred to as Rails, is an open source web applicat
 
 Put this file in the root of your app, next to the `Gemfile`.
 
-This image includes multiple `ONBUILD` triggers so that should be all that you need for most applications. The build will `ADD . /usr/src/app`, `RUN bundle install`, `EXPOSE 3000`, and set the default command to `rails server`.
+This image includes multiple `ONBUILD` triggers so that should be all that you need for most applications. The build will `COPY . /usr/src/app`, `RUN bundle install`, `EXPOSE 3000`, and set the default command to `rails server`.
 
 Then build and run the docker image.
 

rails/README.md

@@ -11,7 +11,7 @@ Ruby on Rails, often simply referred to as Rails, is an open source web applicat
 
 Put this file in the root of your app, next to the `Gemfile`.
 
-This image includes multiple `ONBUILD` triggers so that should be all that you need for most applications. The build will `ADD . /usr/src/app`, `RUN bundle install`, `EXPOSE 3000`, and set the default command to `rails server`.
+This image includes multiple `ONBUILD` triggers so that should be all that you need for most applications. The build will `COPY . /usr/src/app`, `RUN bundle install`, `EXPOSE 3000`, and set the default command to `rails server`.
 
 Then build and run the docker image.
 

ruby/README-content.md

@@ -14,7 +14,7 @@ According to its authors, Ruby was influenced by Perl, Smalltalk, Eiffel, Ada, a
 
 Put this file in the root of your app, next to the `Gemfile`.
 
-This image includes multiple `ONBUILD` triggers so that should be all that you need to bootstrap most applications.  The build will `ADD . /usr/src/app` and `RUN bundle install`.
+This image includes multiple `ONBUILD` triggers so that should be all that you need to bootstrap most applications.  The build will `COPY . /usr/src/app` and `RUN bundle install`.
 
 Then build and run the ruby image.
 

ruby/README.md

@@ -14,7 +14,7 @@ According to its authors, Ruby was influenced by Perl, Smalltalk, Eiffel, Ada, a
 
 Put this file in the root of your app, next to the `Gemfile`.
 
-This image includes multiple `ONBUILD` triggers so that should be all that you need to bootstrap most applications.  The build will `ADD . /usr/src/app` and `RUN bundle install`.
+This image includes multiple `ONBUILD` triggers so that should be all that you need to bootstrap most applications.  The build will `COPY . /usr/src/app` and `RUN bundle install`.
 
 Then build and run the ruby image.