Xcode8 以上控制台打印一堆,以及多行注释不灵...

1.多行注释问题:

• 发现升级Xcode8以后 "command + /" 不好使了,身为一个程序员这样的问题不解决?不能够啊...解决办法 如下:

   sudo /usr/libexec/xpccachectl

• PS:然后必须重启电脑后生效

2.控制台打印一堆问题:

• 升级Xcode8以后控制台会打印许多网络相关的日志:

[html] view plain copy  print?
[] -[NWConcrete_tcp_connection dealloc] 11  
[] nw_socket_handle_socket_event Event mask: 0x4  
[] nw_socket_handle_socket_event Socket received WRITE_CLOSE event  
[] nw_socket_handle_socket_event Event mask: 0x4  
[] nw_socket_handle_socket_event Socket received WRITE_CLOSE event] tcp_connection_cancel 5  
[] nw_socket_handle_socket_event Event mask: 0x4] nw_socket_handle_socket_event Socket received WRITE_CLOSE event  
[] nw_endpoint_handler_cancel [5 192.168.2.51:1999 ready proxy (satisfied)]] -[NWConcrete_nw_endpoint_proxy cancelWithHandler:forced:] [5 192.168.2.51:1999 cancelled proxy (null)]] nw_endpoint_handler_cancel [5.1 192.168.2.51:1999 ready socket-flow (satisfied)]  
[] nw_endpoint_flow_protocol_disconnected [5.1 192.168.2.51:1999 cancelled socket-flow (null)] Output protocol disconnected  
[] nw_endpoint_handler_cancel [5.2 192.168.2.51:1999 initial path (null)]  
[] -[NWConcrete_tcp_connection dealloc] 5

• 解决办法:选择"Product->Scheme->Edit Scheme" 或者直接按 "command + shift + <" 快捷键，在弹出的窗口中"Environment Variables" 下添加 "OS_ACTIVITY_MODE",value为:"disable".如下图:

  截图.png