明慧新闻(韩宝峰专栏)

hi

-11:~ aaaa$ wtmp

-bash: wtmp: command not found

ab-11:~ aaaa$ kast

-bash: kast: command not found

ab-11:~ aaaa$ last


wtmp begins Wed Jan 28 08:05 

ab-11:~ aaaa$ whoami

aaaa

ab-11:~ aaaa$ aa

-bash: aa: command not found

ab-11:~ aaaa$ echo $HOME

/Users/aaaa

ab-11:~ aaaa$ id -un

aaaa

ab-11:~ aaaa$ id -F

aa

ab-11:~ aaaa$ ls -ld /Users/*

drwxr-xr-x+ 12 Guest  _guest  408 Feb 13  2024 /Users/Guest

drwxrwxrwt   5 root   wheel   170 Jun  9  2022 /Users/Shared

drwxr-xr-x+ 15 a      staff   510 Jan 28 08:03 /Users/a

drwxr-xr-x+ 22 aaaa   staff   748 Jan 28 08:04 /Users/aaaa

ab-11:~ aaaa$ scutil -proxy

scutil: invalid option -- o

usage: scutil

interactive access to the dynamic store.


   or: scutil --prefs [preference-file]

interactive access to the [raw] stored preferences.


   or: scutil [-W] -r nodename

   or: scutil [-W] -r address

   or: scutil [-W] -r local-address remote-address

check reachability of node, address, or address pair (-W to "watch").


   or: scutil -w dynamic-store-key [ -t timeout ]

-w wait for presense of dynamic store key

-t time to wait for key


   or: scutil --get pref

   or: scutil --set pref [newval]

   or: scutil --get filename path key  

pref display (or set) the specified preference.  Valid preferences

include:

ComputerName, LocalHostName, HostName

newval New preference value to be set.  If not specified,

the new value will be read from standard input.


   or: scutil --dns

show DNS configuration.


   or: scutil --proxy

show "proxy" configuration.


   or: scutil --nwi

show network information


   or: scutil --nc

show VPN network configuration information. Use --nc help for full command list


   or: scutil --allow-new-interfaces [off|on]

manage new interface creation with screen locked.


   or: scutil --error err#

display a descriptive message for the given error code

ab-11:~ aaaa$  scutil --proxy

<dictionary> {

}

ab-11:~ aaaa$ profiles list

ab-11:~ aaaa$ scutil --proxyprofiles list

scutil: unrecognized option `--proxyprofiles'

usage: scutil

interactive access to the dynamic store.


   or: scutil --prefs [preference-file]

interactive access to the [raw] stored preferences.


   or: scutil [-W] -r nodename

   or: scutil [-W] -r address

   or: scutil [-W] -r local-address remote-address

check reachability of node, address, or address pair (-W to "watch").


   or: scutil -w dynamic-store-key [ -t timeout ]

-w wait for presense of dynamic store key

-t time to wait for key


   or: scutil --get pref

   or: scutil --set pref [newval]

   or: scutil --get filename path key  

pref display (or set) the specified preference.  Valid preferences

include:

ComputerName, LocalHostName, HostName

newval New preference value to be set.  If not specified,

the new value will be read from standard input.


   or: scutil --dns

show DNS configuration.


   or: scutil --proxy

show "proxy" configuration.


   or: scutil --nwi

show network information


   or: scutil --nc

show VPN network configuration information. Use --nc help for full command list


   or: scutil --allow-new-interfaces [off|on]

manage new interface creation with screen locked.


   or: scutil --error err#

display a descriptive message for the given error code

ab-11:~ aaaa$ scutil --dns

DNS configuration

 

resolver #1

  flags    : 

  reach    : Not Reachable

 

resolver #2

  domain   : local

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 300000

 

resolver #3

  domain   : 254.169.in-addr.arpa

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 300200

 

resolver #4

  domain   : 8.e.f.ip6.arpa

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 300400

 

resolver #5

  domain   : 9.e.f.ip6.arpa

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 300600

 

resolver #6

  domain   : a.e.f.ip6.arpa

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 300800

 

resolver #7

  domain   : b.e.f.ip6.arpa

  options  : mdns

  timeout  : 5

  flags    : 

  reach    : Not Reachable

  order    : 301000

ab-11:~ aaaa$ 


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