For initial setup:

• install nodejs: 6.10.1
• install chocolatey: https://www.chocolatey.org/install
• install Github Client: choco install git -params "GitAndUnixToolsOnPath"
• verify: git config --system http.sslverify false
• npm install -g node-gyp
• npm install --global --production windows-build-tools
• npm install -g ethereumjs-testrpc
• npm install -g truffle

=> start making Smart Contract: Write -> Compile -> Deploy -> Interact

• Solidity: is an object oriented java script style language
• Solidity: support datatypes: bool, string, int/uint (int8 -> int256), address, ufixed, ufixed8x8
• Access Modifiers: public, private, internal, external => your code can only be executed from where you expected