A simple calculator based on TCP protocol.
- The client send a connection request to the Server, once the connection is established then the client is able to send expressions to the server.
- The server will have to parse the expression, that it's valid if matches the followed structure: [operator][space][operand1][space][operand2].
it has to find the operator and the operands then it elaborates the result, that will be sent to the client.
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- The client can close the connection using '=', the server will wait for another connection and it wont crash.
- server and client works on standard port and IP, but they accept parameters as well.