highsprite

I am interested in the Robotics and Linux.

The Knowledge about Vim

1. The models of Vim normal mode insert mode visual mode replace mode select mode 1.1 How to switch between models normal mode —– press i —–> insert mode normal mode —– press v —–> visual mode insert mode —– press esc —–> normal mode visual mode —– press esc —–> normal mode normal mode …

PGP encryption

1. The difference between traditional encryption and asymmetric encryption 1-1. Traditional encryption With the same key to encrypt and decrypt 1-2. Asymmetric encryption Creating a Public key and a Private key. The Public key could be shared with others. The private key must be kept by the owner. The Public key will Encrypt the context. …