Java WebSocket 應用

使用 JSR 356 API 構建 Java WebSocket 應用

eclipse Project 斷開後,SVN重新連接

share project-》選擇svn-》use project settings

vagrant 切換 root之密碼

使用 vagrant ssh登入虛擬機後，若需切換為root權限時，密碼為vagrant

[vagrant@localhost vagrant]$ su -

Ansible Trouble Shooting - 2

fatal: [default]: FAILED! => {"failed": true, "msg": "to use the 'ssh' connection type with passwords, you must install the sshpass program"}

Ansible Trouble Shooting - 1

fatal: [default]: FAILED! => {"failed": true, "msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.  Please add this host's fingerprint to your known_hosts file to manage this host."}