osx.md

   1 ---
   2 title: OS X
   3 layout: 2017/sheet
   4 category: macOS
   5 ---
   6
   7 ### Locations of startup items
   8
   9     ~/Library/LaunchAgents
  10     /System/Library/LaunchAgents/
  11     /System/Library/LaunchDaemons/
  12     /Library/LaunchAgents/
  13     /Library/LaunchDaemons/
  14
  15     __Running `launchctl list` show you what launch scripts are currently loaded.__
  16
  17 ### Hide desktop icons
  18
  19     defaults write com.apple.finder CreateDesktop -bool false
  20     killall Finder
  21
  22 ### Auto-hide other windows on dock switch
  23
  24     defaults write com.apple.dock single-app -bool TRUE
  25     killall Dock
  26
  27     defaults delete com.apple.dock single-app
  28     killall Dock
  29
  30 ### Flush DNS
  31
  32     killall -HUP mDNSResponder   # 10.8+
  33     dscacheutil -flushcache      # 10.7 below
  34
  35 ### Turn off spotlight
  36
  37     sudo vim /etc/hostconfig  # change SPOTLIGHT=-YES- to SPOTLIGHT=-NO-
  38     mdutil -i off /
  39
  40 ### Turn on/off proxy
  41
  42     sudo networksetup -setsocksfirewallproxystate Wi-Fi off
  43     sudo networksetup -setsocksfirewallproxystate Ethernet off
  44     sudo networksetup -setsocksfirewallproxy Wi-Fi 127.0.0.1 9999
  45     sudo networksetup -setsocksfirewallproxy Ethernet 127.0.0.1 9999
  46     sudo networksetup -setsocksfirewallproxystate Wi-Fi on
  47     sudo networksetup -setsocksfirewallproxystate Ethernet on
  48
  49 ### System utils
  50
  51  - `networksetup` - Configure network (ip, dns, proxy, etc)
  52  - `tmutils` - Configure Time Machine (enable/disable, exclude path, delete snapshots, etc)
  53  - `mdutils` - Manage Spotlight (enable/disable, exclude, etc)
  54  - `diskutil` - Control disk (format, eject, unmount, etc)
  55  - `launchctl` - Control running "agents"
  56
  57 ### Useful utils
  58
  59  - `open` - open files and directories ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/open.1.html))
  60  - `textutil` - manipulate text files of various formats ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/textutil.1.html))
  61  - `pbcopy` / `pbpaste` - provide copying and pasting to the pasteboard ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/pbcopy.1.html))
  62  - `sips` - scriptable image processing system ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/sips.1.html))
  63  - `mdfind` - finds files matching a given query ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/mdfind.1.html))
  64  - `screencapture` - capture images from the screen ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/screencapture.1.html))
  65  - `defaults` - access the Mac OS X user defaults system ([man](https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/defaults.1.html))
  66  - `/usr/libexec/airportd`
  67  - `scutil`
  68
  69  __INFO: `brew` ([link](https://brew.sh)) is highly recommended utility__