Move pages back into a "pages" folder

pages/osx/airport.md

@@ -0,0 +1,15 @@
+# Airport
+
+> Airport utility
+
+- Create a symlink so you can easily run 'airport' without specifying a path.
+
+`sudo ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport /usr/sbin/airport`
+
+- Scan for available wireless networks
+
+`airport -s`
+
+- Disassociate from current airport network
+
+`sudo airport -z`

pages/osx/brew.md

@@ -0,0 +1,27 @@
+# brew
+
+> Package manager for OS X
+
+- Search formula
+
+`brew search {{text}}`
+
+- Install formula
+
+`brew install {{formula}}`
+
+- List installed formulae [with matching name]
+
+`brew list {{[text]}}`
+
+- Get latest version of installed formula (passing no formula updates all installed formulae)
+
+`brew upgrade {{[formula]}}`
+
+- Update brew
+
+`brew update`
+
+- Switch version of formula
+
+`brew switch {{formula}} {{version}}`

pages/osx/caffeinate.md

@@ -0,0 +1,13 @@
+# caffeinate
+
+> Prevent a system from sleeping
+
+- Prevent mac from sleeping for 1 hour (3600 seconds)
+
+`caffeinate -u -t 3600`
+
+- Prevent mac from sleeping until a command completes
+
+`caffeinate -s {{command}}`
+
+

pages/osx/diskutil.md

@@ -0,0 +1,23 @@
+# diskutil
+
+> Utility to manage local disks and volumes
+
+- List all currently available disks, partitions and mounted volumes.
+
+`diskutil list`
+
+- Repair permissions on a volume
+
+`diskutil repairPermissions {{/Volumes/Name}}`
+
+- Repair the file system data structures of a volume
+
+`diskutil repairVolume {{/dev/diskX}}`
+
+- Unmount a volume
+
+`diskutil unmountDisk {{/dev/diskX}}`
+
+- Eject a CD/DVD (unmount first)
+
+`diskutil eject {{/dev/disk1}}`

pages/osx/drutil.md

@@ -0,0 +1,12 @@
+# drutil
+
+> Interact with DVD burners
+
+- Eject a disk from the drive
+
+`drutil eject`
+
+- Burn a folder as an ISO9660 filesystem onto a DVD. Don't verify and eject when complete.
+
+`drutil burn -noverify -eject -iso9660`
+

pages/osx/du.md

@@ -0,0 +1,19 @@
+# du
+
+> Estimate file space usage
+
+- get a sum of the total size of a file/folder in human readable units
+
+`du -sh {{file/directory}}`
+
+- list file sizes of a directory and any subdirectories in KB
+
+`du -k {{file/directory}}`
+
+- get recursively, individual file/folder sizes in human readable form
+
+`du -ah {{directory}}`
+
+- list the KB sizes of directories for N levels below the specified directory 
+
+`du -k -depth=1 {{directory}}`

pages/osx/md5.md

@@ -0,0 +1,13 @@
+# md5
+
+> Calculate MD5 cryptographic checksums
+
+- Calculate the MD5 checksum for file(s) or files in a directory, one checksum per file
+
+`md5 {{filename1}}`
+`md5 {{filename1}} {{filename2}}`
+`md5 {{directory/\*}}`
+
+- Output only the md5 checksum (no filename)
+
+`md5 -q {{filename}}`

pages/osx/networksetup.md

@@ -0,0 +1,19 @@
+# networksetup
+
+> Configuration tool for Network System Preferences
+
+- List available network service providers (Ethernet, Wi-Fi, Bluetooth, etc)
+
+`networksetup -listallnetworkservices`
+
+- Show network settings for a particular networking device
+
+`networksetup -getinfo {{"Wi-Fi"}}`
+
+- Get currently connected Wi-Fi network name (Wi-Fi device usually en0 or en1)
+
+`networksetup -getairportnetwork {{en0}}`
+
+- Connect to a particular Wi-Fi network
+
+`networksetup -setairportnetwork {{en0}} {{"Airport Network SSID"}} {{password}}`

pages/osx/open.md

@@ -0,0 +1,23 @@
+# open
+
+> Opens files, directories and applications
+
+- Open a file with the associated application
+
+`open filename.ext`
+
+- Run a graphical MacOSX application
+
+`open /Applications/iTunes.app`
+
+- Open the current directory in Finder
+
+`open .`
+
+- Reveal a file in finder
+
+`open -R /path/dir/file`
+
+- Open all the word docs in the current directory with Microsoft Word
+
+`open *.doc`

pages/osx/pbcopy.md

@@ -0,0 +1,12 @@
+# pbcopy
+
+> Place standard output in the clipboard
+
+- Place the contents of a file in the clipboard.
+
+`pbcopy < {{file}}`
+
+- Place the results of a command in the clipboard
+
+`find . -type t -name "*.png" | pbcopy`
+

pages/osx/pbpaste.md

@@ -0,0 +1,12 @@
+# pbpaste
+
+> Send the contents of the clipboard to standard output
+
+- Write the contents of the clipboard to a file.
+
+`pbpaste > {{file}}`
+
+- Use the contents of the clipboard as input to a command.
+
+`pbpaste | grep foo`
+

pages/osx/qlmanage.md

@@ -0,0 +1,11 @@
+# qlmanage
+
+> QuickLook server tool
+
+- displays QuickLook for one or multiple files
+
+`quicklook -p {{filename}} {{filename2}}`
+
+- Compute 300px wide PNG thumbnails of all JPEGs in the current directory and put them in a directory.
+
+`quicklook *.jpg -t -s 300 {{/existing//thumbnail/directory}}`

pages/osx/say.md

@@ -0,0 +1,19 @@
+# say
+
+> Uses text to speech to speak through the default sound device
+
+- Speak a phrase aloud
+
+`say "I like to ride my bike."`
+
+- Speak a file aloud
+
+`say -f {{filename}}`
+
+- Create an AAC compressed audio file with the spoken text
+
+`say -o {{filename.m4a}} "Everyone loves iTunes"`
+
+- List the available voices
+
+`say -v '?'`

pages/osx/shutdown.md

@@ -0,0 +1,19 @@
+# shutdown
+
+> Shutdown and reboot the system
+
+- Power off (halt) immediately
+
+`shutdown -h now`
+
+- Sleep immediately
+
+`shutdown -s now`
+
+- Reboot immediately
+
+`shutdown -r now`
+
+- Reboot in 5 minutes
+
+`shutdown -r +{{5}}`

pages/osx/sw_vers.md

@@ -0,0 +1,12 @@
+# sw_vers
+
+> Print Mac OSX Software versioning information
+
+- Print OSX Version
+
+`sw_vers -productVersion`
+
+- Print OSX Build
+
+`sw_vers -buildVersion`
+

pages/osx/sysctl.md

@@ -0,0 +1,24 @@
+# sysctl
+
+> Access kernel state information
+
+- Show all available variables and their values
+
+`sysctl -a`
+
+- Show Apple model identifier
+
+`sysctl -n hw.model`
+
+- Show CPU model
+
+`sysctl -n machdep.cpu.brand_string`
+
+- Show available CPU features (MMX, SSE, SSE2, SSE3, AES, etc)
+
+`sysctl -n machdep.cpu.feature`
+
+- Set a changeable kernel state variable 
+
+`sysctl -w name=value`
+`sysctl -w kern.maxfiles=15000`

pages/osx/system_profiler.md

@@ -0,0 +1,15 @@
+# system_profiler
+
+> Report system hardware and software configuration
+
+- Display a full system profiler report which can be opened by System Profiler.app
+
+`system_profiler -xml > MyReport.spx`
+
+- Display a hardware overview (Model, CPU, Memory, Serial, etc)
+
+`system_profiler SPHardwareDataType`
+
+- Print the system serial number
+
+`system_profiler SPHardwareDataType|grep "Serial Number (system)" |awk '{print $4}'`

pages/osx/systemsetup.md

@@ -0,0 +1,24 @@
+# systemsetup
+
+> Configure System Preferences machine settings
+
+- Enable remote login (SSH)
+
+`systemsetup -setremotelogin on`
+
+- Specify TimeZone, NTP Server and enable network time
+
+`systemsetup -settimezone {{US/Pacific}}`
+`systemsetup -setnetworktimeserver {{us.pool.ntp.org}}`
+`systemsetup -setusingnetworktime on`
+
+- Make the machine never sleep; restart on freeze & power failure
+
+`systemsetup -setsleep off`
+`systemsetup -setrestartpowerfailure on`
+`systemsetup -setrestartfreeze on`
+
+- List valid startup disks, specify a new startup disk
+
+`systemsetup -liststartupdisks`
+`systemsetup -setstartupdisk {{path}}`

pages/osx/xed.md

@@ -0,0 +1,16 @@
+# xed
+
+> Opens files for editing in XCode
+
+- Open file(s) in XCode
+
+`xed {{file1}}`
+`xed {{/path/to/file1}} {{/path/to/file2}}`
+
+- Open file(s) in XCode, create if it doesn't exist
+
+`xed -c {{filename1}}`
+
+- Open a file in XCode and jump to line number 75
+
+`xed -l 75 {{filename}}`