My tutor asked to learn how to block chain, elder sister didn't can communicate, when install the truffle I cannot solve the problem,

Another: my computer
Node - v
6.10.3
NPM -v
4.6.1
System is a 64 - bit ubuntu 16.04 LTS
And in the event of a bad command is: NPM install - g truffle (NPM install - g ethereumjs - testrpc) I also tried before the command sudo, but all have the wrong

CodePudding user response:

http://wangxiaoming.com/blog/2016/04/30/blockchain-tech-truffle/
Don't know to help

CodePudding user response:

NPM install - g ethereumjs - testrpc this command error, is solved

CodePudding user response:

Can change the source of NPM, I use NPM config set registry http://registry.npm.taobao.org for source of taobao, and then install the installation was successful,