Not able to migrate contract in Truffle Error No network specified Cannot determine current network

Question

When I run 

truffle migrate

I get this error:

Error: No network specified. Cannot determine current network.

    at Object.detect (/usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-core/lib/environment.js:31:1)

    at /usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-core/lib/commands/migrate.js:91:1

    at finished (/usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-workflow-compile/index.js:53:1)

    at /usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-compile/index.js:314:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-compile/profiler.js:158:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:3888:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:473:1

    at replenish (/usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:1006:1)

    at iterateeCallback (/usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:995:1)

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:969:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:3885:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-compile/profiler.js:154:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:1140:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:473:1

    at iteratorCallback (/usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:1064:1)

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:969:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/~/async/dist/async.js:1137:1

    at /usr/local/lib/node_modules/truffle/build/webpack:/packages/truffle-compile/profiler.js:133:1

    at FSReqWrap.oncomplete (fs.js:153:5)

Answer 1

Make these entries in truffle.js file:

module.exports = {
  networks: {
    development: {
      host: "localhost",
      port: 8545,
      network_id: "*" // Match any network id
    }
  }
};