diff --git a/Dockerfile b/Dockerfile
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--- /dev/null
+++ b/Dockerfile
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+FROM ubuntu:bionic
+
+RUN apt-get update
+RUN apt-get install -y software-properties-common
+RUN apt-get install -y wget
+RUN apt-get install -y unzip
+RUN add-apt-repository -y ppa:ethereum/ethereum
+RUN apt-get update
+RUN apt-get install -y ethereum
+
+# Install jdk8
+RUN apt-get -y install openjdk-8-jdk
+
+ENV JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64
+ENV PATH $JAVA_HOME/bin:$PATH
+
+# Download Web3J
+
+WORKDIR /root
+RUN wget https://github.com/web3j/web3j/releases/download/v3.5.0/web3j-3.5.0.zip
+
+# Unzip it
+
+RUN unzip web3j-3.5.0.zip
+
+# Linking
+
+RUN echo '#!/bin/bash' >> /bin/web3j
+RUN echo '~/web3j-3.5.0/bin/web3j' >> /bin/web3j
+RUN chmod +x /bin/web3j
+
+# Install solidity
+
+RUN apt-get install -y solc
+
+# Define default command.
+CMD ["bash"]
diff --git a/notes.txt b/notes.txt
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--- /dev/null
+++ b/notes.txt
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+https://medium.com/coinmonks/ethereum-blockchain-hello-world-smart-contract-with-java-9b6ae2961ad1