tricky

Last updated 1 month ago

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tricky

[!TIP|label:references]

get file metadata

[!NOTE|label:references:]

mdls - metadata list

$ mdls nvim-macos-arm64.tar.gz
_kMDItemDisplayNameWithExtensions  = "nvim-macos-arm64.tar.gz"
kMDItemContentCreationDate         = 2024-12-07 05:41:06 +0000
kMDItemContentCreationDate_Ranking = 2024-12-07 00:00:00 +0000
kMDItemContentModificationDate     = 2024-12-07 05:41:07 +0000
kMDItemContentType                 = "org.gnu.gnu-zip-archive"
kMDItemContentTypeTree             = (
    "org.gnu.gnu-zip-archive",
    "public.data",
    "public.item",
    "public.archive"
)
kMDItemDateAdded                   = 2024-12-07 05:41:08 +0000
kMDItemDisplayName                 = "nvim-macos-arm64.tar.gz"
kMDItemDocumentIdentifier          = 0
kMDItemFSContentChangeDate         = 2024-12-07 05:41:07 +0000
kMDItemFSCreationDate              = 2024-12-07 05:41:06 +0000
kMDItemFSCreatorCode               = ""
kMDItemFSFinderFlags               = 0
kMDItemFSHasCustomIcon             = (null)
kMDItemFSInvisible                 = 0
kMDItemFSIsExtensionHidden         = 0
kMDItemFSIsStationery              = (null)
kMDItemFSLabel                     = 0
kMDItemFSName                      = "nvim-macos-arm64.tar.gz"
kMDItemFSNodeCount                 = (null)
kMDItemFSOwnerGroupID              = 20
kMDItemFSOwnerUserID               = 503
kMDItemFSSize                      = 8796470
kMDItemFSTypeCode                  = ""
kMDItemInterestingDate_Ranking     = 2024-12-07 00:00:00 +0000
kMDItemKind                        = "gzip compressed archive"
kMDItemLogicalSize                 = 8796470
kMDItemPhysicalSize                = 8798208
kMDItemWhereFroms                  = (
    "https://objects.githubusercontent.com/github-production-release-asset-2e65be/16408992/ad802a23-1166-4836-8c5d-d9f285880360?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20241207%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20241207T054106Z&X-Amz-Expires=300&X-Amz-Signature=86c4bbf765c39941538a221b8c3a11f89961aef680a05a0995545a9a03175656&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3Dnvim-macos-arm64.tar.gz&response-content-type=application%2Foctet-stream",
    "https://github.com/neovim/neovim/releases/tag/v0.10.2"
)

xattr

$ xattr nvim-macos-arm64.tar.gz
com.apple.macl
com.apple.metadata:kMDItemWhereFroms
com.apple.quarantine

$ xattr -l nvim-macos-arm64.tar.gz
com.apple.macl:
com.apple.metadata:kMDItemWhereFroms: bplist00�_https://objects.githubusercontent.com/github-production-release-asset-2e65be/16408992/ad802a23-1166-4836-8c5d-d9f285880360?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=releaseassetproduction%2F20241207%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20241207T054106Z&X-Amz-Expires=300&X-Amz-Signature=86c4bbf765c39941538a221b8c3a11f89961aef680a05a0995545a9a03175656&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3Dnvim-macos-arm64.tar.gz&response-content-type=application%2Foctet-stream_5https://github.com/neovim/neovim/releases/tag/v0.10.2
com.apple.quarantine: 0081;6753dff2;Chrome;

exiftool

[!NOTE|label:references:]
install via:
$ brew install exiftool

$ exiftool nvim-macos-arm64.tar.gz
ExifTool Version Number         : 13.00
File Name                       : nvim-macos-arm64.tar.gz
Directory                       : .
File Size                       : 8.8 MB
File Modification Date/Time     : 2024:12:06 21:41:07-08:00
File Access Date/Time           : 2024:12:06 21:41:10-08:00
File Inode Change Date/Time     : 2024:12:06 21:41:09-08:00
File Permissions                : -rw-r--r--
File Type                       : GZIP
File Type Extension             : gz
MIME Type                       : application/x-gzip
Compression                     : Deflated
Flags                           : (none)
Modify Date                     : 2024:10:03 02:00:52-07:00
Extra Flags                     : (none)
Operating System                : Unix

sips - images

$ sips -g all kubernetes-operator.png
/Users/marslo/Desktop/kubernetes-operator.png
  pixelWidth: 2560
  pixelHeight: 2560
  typeIdentifier: public.png
  format: png
  formatOptions: default
  dpiWidth: 72.000
  dpiHeight: 72.000
  samplesPerPixel: 3
  bitsPerSample: 8
  hasAlpha: no
  space: RGB

$ sips -g all JCasC.svg
/Users/marslo/Desktop/JCasC.svg
  pixelWidth: 825.640
  pixelHeight: 1024.000
  typeIdentifier: public.svg-image
  format: svg
  formatOptions: default
  dpiWidth: 72.000
  dpiHeight: 72.000
  hasAlpha: no

identify - images

$ identify -verbose kubernetes-operator.png
Image:
  Filename: kubernetes-operator.png
  Permissions: rw-r--r--
  Format: PNG (Portable Network Graphics)
  Mime type: image/png
  Class: DirectClass
  Geometry: 2560x2560+0+0
  Resolution: 28.34x28.34
  Print size: 90.3317x90.3317
  Units: PixelsPerCentimeter
  Colorspace: sRGB
  Type: TrueColor
  ...

$ identify -verbose JCasC.svg
Image:
  Filename: JCasC.svg
  Permissions: rw-------
  Format: SVG (Scalable Vector Graphics)
  Mime type: image/svg+xml
  Class: DirectClass
  Geometry: 826x1024+0+0
  Units: Undefined
  Colorspace: sRGB
  Type: TrueColorAlpha
  Base type: Undefined
  Endianness: Undefined
  Depth: 16-bit
  ...

copy path

copy STDOUT into clipboard

[!NOTE]
pbcopy for macOS
xclip for Linux

$ <cmd> | pbcopy

example
```
$ cat file | pbcopy
$ pwd | pbcopy
```

Copy path from finder

Automator -> Quick Action

on run {input, parameters}

  try
    tell application "Finder" to set the clipboard to POSIX path of (target of window 1 as alias)
  on error
    beep
  end try

  return input
end run

create app

[!NOTE|label:references:]

groovyConsole

[!NOTE|label:expection] case: run groovyConsole from Spolite or Alfred
reference:

via Automator.app

[!NOTE|label:tips] Automator.app will create whole bunch of necessary files for app. only need to replace the CFBundleExecutable filename

via script

[!NOTE|label:tips:]

get standalone commands for the script

$ ps aux | grep groovyConsole | grep -v grep
marslo           63030   0.0  1.9 42636292 310724 s008  S+    2:06PM   0:12.48 /usr/local/opt/openjdk/bin/java -Dsun.awt.keepWorkingSetOnMinimize=true -Xdock:name=GroovyConsole -Xdock:icon=/usr/local/opt/groovy/libexec/lib/groovy.icns -classpath /usr/local/opt/groovy/libexec/lib/groovy-4.0.13.jar -Dscript.name=/usr/local/opt/groovy/libexec/bin/groovyConsole -Dprogram.name=groovyConsole -Dgroovy.starter.conf=/usr/local/opt/groovy/libexec/conf/groovy-starter.conf -Dgroovy.home=/usr/local/opt/groovy/libexec -Dtools.jar=/usr/local/opt/openjdk/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter --main groovy.console.ui.Console --conf /usr/local/opt/groovy/libexec/conf/groovy-starter.conf --classpath .:/usr/local/opt/openjdk/lib/tools.jar:/usr/local/opt/openjdk/lib/dt.jar:/usr/local/opt/groovy/libexec/lib:.

==> which would be:

/usr/local/opt/openjdk/bin/java \
     -Dsun.awt.keepWorkingSetOnMinimize=true \
     -Xdock:name=GroovyConsole \
     -Xdock:icon=/usr/local/opt/groovy/libexec/lib/groovy.icns \
     -classpath /usr/local/opt/groovy/libexec/lib/groovy-4.0.13.jar \
     -Dscript.name=/usr/local/opt/groovy/libexec/bin/groovyConsole \
     -Dprogram.name=groovyConsole \
     -Dgroovy.starter.conf=/usr/local/opt/groovy/libexec/conf/groovy-starter.conf \
     -Dgroovy.home=/usr/local/opt/groovy/libexec \
     -Dtools.jar=/usr/local/opt/openjdk/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter \
     --main groovy.console.ui.Console \
     --conf /usr/local/opt/groovy/libexec/conf/groovy-starter.conf \
     --classpath .:/usr/local/opt/openjdk/lib/tools.jar:/usr/local/opt/openjdk/lib/dt.jar:/usr/local/opt/groovy/libexec/lib:.

$ ps aux | grep groovyConsole | grep -v grep
marslo           50495   0.0  3.4 11683536 577828   ??  S     5:50PM   0:15.85 /Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/bin/java -Xdock:name=GroovyConsole -Xdock:icon=/usr/local/opt/groovy/libexec/lib/groovy.icns -Dgroovy.jaxb=jaxb -classpath /usr/local/opt/groovy/libexec/lib/groovy-3.0.6.jar -Dscript.name=/usr/local/opt/groovy/libexec/bin/groovyConsole -Dprogram.name=groovyConsole -Dgroovy.starter.conf=/usr/local/opt/groovy/libexec/conf/groovy-starter.conf -Dgroovy.home=/usr/local/opt/groovy/libexec -Dtools.jar=/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter --main groovy.console.ui.Console --conf /usr/local/opt/groovy/libexec/conf/groovy-starter.conf --classpath .:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/dt.jar:/usr/local/opt/groovy/libexec/lib:.

==> which would be:

/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/bin/java \
        -Xdock:name=GroovyConsole \
        -Xdock:icon=/usr/local/opt/groovy/libexec/lib/groovy.icns \
        -Dgroovy.jaxb=jaxb \
        -classpath /usr/local/opt/groovy/libexec/lib/groovy-3.0.6.jar \
        -Dscript.name=/usr/local/opt/groovy/libexec/bin/groovyConsole \
        -Dprogram.name=groovyConsole \
        -Dgroovy.starter.conf=/usr/local/opt/groovy/libexec/conf/groovy-starter.conf \
        -Dgroovy.home=/usr/local/opt/groovy/libexec \
        -Dtools.jar=/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter \
        --main groovy.console.ui.Console \
        --conf /usr/local/opt/groovy/libexec/conf/groovy-starter.conf \
        --classpath .:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/dt.jar:/usr/local/opt/groovy/libexec/lib:.

$ cp /usr/local/opt/groovy/libexec/lib/groovy.icns groovyConsole.app/Contents/Resources

$ cat > groovyConsole.app/Contents/MacOS/groovyConsole << EOF
  -> #!/usr/bin/env bash
  ->
  -> JAVA_HOME="$(/usr/libexec/java_home -v 21)"
  -> GROOVY_HOME="$(/usr/local/bin/brew --prefix groovy)/libexec"
  -> GROOVY_VERSION="$(/usr/bin/sed -rn 's/^[^:]+:[[:blank:]]?([[:digit:].]+)[[:blank:]]?.+$/\1/p' < <(${GROOVY_HOME}/bin/groovy --version))"
  ->
  -> "${JAVA_HOME}"/bin/java \
  ->   -Dsun.awt.keepWorkingSetOnMinimize=true \
  ->   -Xdock:name=GroovyConsole \
  ->   -Xdock:icon="${GROOVY_HOME}"/lib/groovy.icns \
  ->   -classpath "${GROOVY_HOME}"/lib/groovy-"${GROOVY_VERSION}".jar \
  ->   -Dscript.name="${GROOVY_HOME}"/bin/groovyConsole \
  ->   -Dprogram.name=groovyConsole \
  ->   -Dgroovy.starter.conf="${GROOVY_HOME}"/conf/groovy-starter.conf \
  ->   -Dgroovy.home="${GROOVY_HOME}" \
  ->   -Dtools.jar="${JAVA_HOME}"/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter \
  ->   --main groovy.console.ui.Console \
  ->   --conf "${GROOVY_HOME}"/conf/groovy-starter.conf \
  ->   --classpath .:"${JAVA_HOME}"/lib/tools.jar:"${JAVA_HOME}"/lib/dt.jar:"${GROOVY_HOME}"/lib
  -> EOF

  # or HOMEBREW_PREFIX='/opt/homebrew'
  #!/usr/bin/env bash

  HOMEBREW_PREFIX='/opt/homebrew'
  JAVA_HOME="${HOMEBREW_PREFIX}"/opt/openjdk
  export JAVA_HOME
  GROOVY_HOME="$("${HOMEBREW_PREFIX}"/bin/brew --prefix groovy)/libexec"
  GROOVY_VERSION="$(/usr/bin/sed -rn 's/^[^:]+:[[:blank:]]?([[:digit:].]+)[[:blank:]]?.+$/\1/p' < <("${GROOVY_HOME}"/bin/groovy --version))"
  "${JAVA_HOME}"/bin/java \
      -Dsun.awt.keepWorkingSetOnMinimize=true \
      -Xdock:name=GroovyConsole \
      -Xdock:icon="${GROOVY_HOME}"/lib/groovy.icns \
      -classpath "${GROOVY_HOME}"/lib/groovy-"${GROOVY_VERSION}".jar \
      -Dscript.name="${GROOVY_HOME}"/bin/groovyConsole \
      -Dprogram.name=groovyConsole \
      -Dgroovy.starter.conf="${GROOVY_HOME}"/conf/groovy-starter.conf \
      -Dgroovy.home="${GROOVY_HOME}" \
      -Dtools.jar="${JAVA_HOME}"/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter \
      --main groovy.console.ui.Console \
      --conf "${GROOVY_HOME}"/conf/groovy-starter.conf \
      --classpath .:"${JAVA_HOME}"/lib/tools.jar:"${JAVA_HOME}"/lib/dt.jar:"${GROOVY_HOME}"/lib:.

  # vim:tabstop=2:softtabstop=2:shiftwidth=2:expandtab:filetype=sh

  #--------------------------------------------------------------------------------------#

  $ chmod +x groovyConsole.app/Contents/MacOS/groovyConsole
  $ ls -1 groovyConsole.app/Contents/MacOS/
  Automator Application Stub                    # ignore it
  groovyConsole                                 # ╮ <key>CFBundleExecutable</key>
                                                # ╯ <string>groovyConsole</string>

  $ mv groovyConsole.app/ /Applications/

$ touch groovyConsole.app/Contents/MacOS/groovyConsole
$ cat > groovyConsole.app/Contents/MacOS/groovyConsole << EOF
  -> #!/usr/bin/env bash
  ->
  -> JAVA_HOME="$(/usr/local/bin/brew --prefix java)"
  -> # JAVA_HOME="$(/usr/local/bin/brew --prefix openjdk@17)"
  -> GROOVY_VERSION="$(/usr/local/bin/groovy --version | /usr/local/opt/gnu-sed/libexec/gnubin/sed -rn 's/^[^:]+:\s*([0-9\.]+).*$/\1/p')"
  -> GROOVY_HOME="$(/usr/local/bin/brew --prefix groovy)/libexec"
  ->
  -> "${JAVA_HOME}"/bin/java \
  ->     -Dsun.awt.keepWorkingSetOnMinimize=true \
  ->     -Xdock:name=GroovyConsole \
  ->     -Xdock:icon="${GROOVY_HOME}"/lib/groovy.icns \
  ->     -classpath "${GROOVY_HOME}"/lib/groovy-"${GROOVY_VERSION}".jar \
  ->     -Dscript.name="${GROOVY_HOME}"/bin/groovyConsole \
  ->     -Dprogram.name=groovyConsole \
  ->     -Dgroovy.starter.conf="${GROOVY_HOME}"/conf/groovy-starter.conf \
  ->     -Dgroovy.home="${GROOVY_HOME}" \
  ->     -Dtools.jar="${JAVA_HOME}"/lib/tools.jar \
  ->     org.codehaus.groovy.tools.GroovyStarter \
  ->         --main groovy.console.ui.Console \
  ->         --conf "${GROOVY_HOME}"/conf/groovy-starter.conf \
  ->         --classpath .:"${JAVA_HOME}"/lib/tools.jar:"${JAVA_HOME}"/lib/dt.jar:"${GROOVY_HOME}"/lib:.
  -> EOF

# or
$ cat > groovyConsole.app/Contents/MacOS/groovyConsole << EOF
  -> #!/bin/bash
  -> /Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/bin/java \\
  ->         -Xdock:name=GroovyConsole \\
  ->         -Xdock:icon=/usr/local/opt/groovy/libexec/lib/groovy.icns \\
  ->         -Dgroovy.jaxb=jaxb \\
  ->         -classpath /usr/local/opt/groovy/libexec/lib/groovy-3.0.6.jar \\
  ->         -Dscript.name=/usr/local/opt/groovy/libexec/bin/groovyConsole \\
  ->         -Dprogram.name=groovyConsole \\
  ->         -Dgroovy.starter.conf=/usr/local/opt/groovy/libexec/conf/groovy-starter.conf \\
  ->         -Dgroovy.home=/usr/local/opt/groovy/libexec \\
  ->         -Dtools.jar=/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar org.codehaus.groovy.tools.GroovyStarter \\
  ->         --main groovy.console.ui.Console \\
  ->         --conf /usr/local/opt/groovy/libexec/conf/groovy-starter.conf \\
  ->         --classpath .:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/tools.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home/lib/dt.jar:/usr/local/opt/groovy/libexec/lib:.
  -> EOF

$ chmod +x groovyConsole.app/Contents/MacOS/groovyConsole

try validate via execute groovyConsole.app/Contents/MacOS/groovyConsole directly. to see whether if the groovyConsole will be opened.

modify Info.plist

$ vim groovyConsole.app/Contents/Info.plist
...
<key>CFBundleExecutable</key>
<string>groovyConsole</string>           « the script name to MacOS/groovyConsole
<key>CFBundleIconFile</key>
<string>groovy</string>                  « for icon in Resources/groovy.icns
<key>CFBundleIdentifier</key>
<string>com.apple.groovyConsole</string>
...

original

<key>CFBundleExecutable</key>
<string>Application Stub</string>
<key>CFBundleIconFile</key>
<string>AutomatorApplet</string>
<key>CFBundleIdentifier</key>
<string>com.apple.automator.groovyConsole</string>

additional

set the icon for new app

[!NOTE|label:optional]

$ cp /usr/local/opt/groovy/libexec/lib/groovy.icns groovyConsole.app/Contents/Resources

# or
$ ln -sf /usr/local/opt/groovy/libexec/lib/groovy.icns groovyConsole.app/Contents/Resources/groovy.icns

create dmg

$ hdiutil create -volname 'groovyConsole' \
                 -srcfolder ~/Desktop/groovyConsole.app \
                 -ov groovyConsole.dmg
.......................
created: /Users/marslo/Desktop/groovyConsole.dmg

python3 IDLE

[!NOTE|label:references:]
python-tk@version is necessary for IDLE to work
$ brew install python-tk@3.11
$ brew install python-tk@3.12
$ brew install python-tk@3.13

via automator.app

script

[!TIP|label:tips:]
the IDLE python version is based on which python is linked to /usr/local/bin/python3

#!/usr/bin/env bash

set -euo pipefail

PYTHON_SHORT_VERSION=$(/usr/bin/sed -rn 's/^([^[0-9]+)([0-9]+\.[0-9]+).*$/\2/p' < <(/usr/local/bin/python3 --version) )
/usr/bin/open "$(/usr/local/bin/brew --prefix python@"${PYTHON_SHORT_VERSION}")"/IDLE\ 3.app

# vim:tabstop=2:softtabstop=2:shiftwidth=2:expandtab:filetype=sh

icon

$ PYTHON_SHORT_VERSION=$(/usr/local/opt/gnu-sed/libexec/gnubin/sed -rn 's/^([^[0-9]+)([0-9]+\.[0-9]+).*$/\2/p' < <(/usr/local/bin/python3 --version) )
$ cp "$(/usr/local/bin/brew --prefix python@${PYTHON_SHORT_VERSION})"/IDLE\ 3.app/Contents/Resources/IDLE.icns IDLE.app/Contents/Resources/

# modify IDLE.app/Contents/Info.plist
<key>CFBundleIconFile</key>
<string>IDLE</string>

## original
<key>CFBundleIconFile</key>
<string>ApplicationStub</string>

others

$ cat IDLE.app/Contents/Info.plist
<key>CFBundleGetInfoString</key>
<string>3.11.6, © 2001-2023 Python Software Foundation</string>
<key>CFBundleIconFile</key>
<string>IDLE.icns</string>
<key>CFBundleIdentifier</key>
<string>org.python.IDLE</string>

via appify

[!NOTE|label:references:]

shell script

$ cat > ~/IDLE << EOF
#!/usr/bin/env bash

PYTHON_SHORT_VERSION=$(/usr/local/opt/gnu-sed/libexec/gnubin/sed -rn 's/^([^[0-9]+)([0-9]+\.[0-9]+).*$/\2/p' < <(/usr/local/bin/python3 --version) )
/usr/bin/open "$(/usr/local/bin/brew --prefix python@${PYTHON_SHORT_VERSION})"/IDLE\ 3.app
EOF

create app via appify

$ icon=$(brew --prefix python@3.12)/IDLE\ 3.app/Contents/Resources/IDLE.icns
$ ./appify.sh -i ${icon} -s IDLE -n IDLE
$ mv IDLE.app /Applications

Info.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
  <key>CFBundleDevelopmentRegion</key>
  <string>English</string>
  <key>CFBundleExecutable</key>
  <string>IDLE</string>
  <key>CFBundleIconFile</key>
  <string>IDLE</string>
  <key>CFBundleIdentifier</key>
  <string>com.apple.automator.Python3-IDLE</string>
  <key>CFBundleName</key>
  <string>Python3 IDLE</string>
  <key>CFBundlePackageType</key>
  <string>APPL</string>
</dict>
</plist>

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
  <key>CFBundleExecutable</key>
  <string>IDLE</string>
  <key>CFBundleGetInfoString</key>
  <string>IDLE</string>
  <key>CFBundleIconFile</key>
  <string>IDLE</string>
  <key>CFBundleName</key>
  <string>IDLE</string>
  <key>CFBundlePackageType</key>
  <string>APPL</string>
  <key>CFBundleIdentifier</key>
  <string>org.python.IDLE</string>
</dict>
</plist>

$ hdiutil create -volname IDLE -srcfolder ~/Desktop/IDLE.app -ov IDLE.dmg
....
created: /Users/marslo/Desktop/IDLE.dmg

change default python3

$ ln -sf /usr/local/bin/python3.12        /usr/local/bin/python3
$ ln -sf /usr/local/bin/python3.12-config /usr/local/bin/python3-config

# or
$ brew unlink python@3.11
$ brew unlink python@3.12
$ brew link --force python@3.12

# or
$ brew link --force --overwrite python@3.12

reset file associations

[!NOTE|label:references:]

# reloading generators list
$ qlmanage -r

# resets the quicklook database
$ /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -kill -seed
# or
$ find /System/Library/Frameworks -type f -name "lsregister" -exec {} -kill -seed -r \;

enable Technical Symbols

Input Method ⇢ Show emoji and symbols
Open Customized List ⇢ Technical Symbols

and snippets

go to System Preferences ⇢ Keyboard ⇢ Test

finally

unicode hex input

[!NOTE|label:references:]

settings

click input method ⇢ Open Keyboard Settings...
click + ⇢ Others ⇢ Unicode Hex Input

others

$ curl --create-dirs \
       -O \
       --output-dir ~/.fonts \
       https://dtinth.github.io/comic-mono-font/ComicMono.ttf && \
  curl --create-dirs \
       -O \
       --output-dir ~/.fonts \
       https://dtinth.github.io/comic-mono-font/ComicMono-Bold.ttf &&
  fc-cache -f -v

create image

[!NOTE|label:references:]

background images

create dmg from app

via hdiutil

[!NOTE|label:references:]
-format:
UDRW: read/write image
UDRO: read-only image
UDCO: ADC-compressed image
UDZO: zlib-compressed image
UDBZ: bzip2-compressed image
ULFO: lzfse-compressed image, introduced in macOS 10.11
ULMO: lzma-compressed image, introduced in macOS 10.15
UDTO: DVD/CD-R master for export
UDSP: SPARSE (grows with content)
UDSB: SPARSEBUNDLE (grows with content; bundle-backed)
UFBI: UDIF entire image with MD5 checksum

$ hdiutil create -srcfolder "/Applications/Python3 IDLE.app" \
                 -volname 'Python3 IDLE' \
                 -fs HFS+ \
                 -fsargs "-c c=64,a=16,e=16" \
                 -format UDRW \
                 "Python3 IDLE.dmg" [ --debug ] [ --verbose ]

# or
$ hdiutil create -volname "Volume Name" \
                 -srcfolder /path/to/folder \
                 -ov diskimage.dmg

# create encrypted image
$ hdiutil create encrypted.dmg
                 -encryption AES-128 \
                 -stdinpass \
                 -volname "Volume Name" \
                 -srcfolder /path/to/folder \
                 -ov                       # overwrite any existing files
# i.e.:
$ hdiutil create mEncrypted.dmg \
                 -encryption \
                 -size 1g \
                 -volname "mEncrypted Disk Image" \
                 -fs JHFS+ \
                 -srcfolder /path/to/folder \
Enter a new password to secure "mEncrypted.dmg":
Re-enter new password:
....
created: /Users/marslo/Desktop/mEncrypted.dmg

# create read/write image with specific size
$ hdiutil create ~/Desktop/mTest.dmg \
          -volname "Marslo Test" \
          -srcfolder ~/Desktop/mTest \
          -size 1g \
          -format UDRW                     # UDRW: read/write image

via create-dmg

$ brew install create-dmg
$ create-dmg --volname 'Python3 IDLE' \
             --volicon /opt/dmg-backgound/.idle.icns \
             --background /opt/dmg-backgound/.background.2.png \
             --icon 'Python3 IDLE.app' 225 275 \
             --app-drop-link 525 270 \
             --window-size 750 500 \
             --hide-extension 'Python3 IDLE.app' \
             'Python3 IDLE.dmg' '/Applications/Python3 IDLE.app'

create dvd (for .iso, .img, .dmg)

$ hdiutil burn /path/to/image_file

create dmg for OS installer

$ sudo hdiutil create ~/Desktop/Lion.dmg -srcdevice /dev/disk2s4

resize the disk image

$ hdiutil resize -size <new size> <imagename>.dmg

# or
$ hdiutil resize -size 2g mEncrypted.dmg

restore disk images

$ sudo asr restore --source <disk image>.dmg --target /Volumes/<volume name>

extract

.pkg
[!NOTE|label:references:]
```
$ xar -xvf foo.pkg
```

.dmg

$ 7z x foo.dmg

# or
$ hdiutil attach foo.dmg

disk

reference:

check volumn info

$ diskutil info <path/to/volumn>

# i.e.:
$ diskutil info /Volumes/iMarsloOSX/
   Device Identifier:         disk1s5
   Device Node:               /dev/disk1s5
   Whole:                     No
   Part of Whole:             disk1

   Volume Name:               iMarsloOSX
   Mounted:                   Yes
   Mount Point:               /

list disks and volumns

$ diskutil list

# or
$ diskutil list disk1

# or via `lsblk`: https://command-not-found.com/lsblk
$ docker run cmd.cat/lsblk lsblk
NAME   MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
vda    254:0    0  16G  0 disk
└─vda1 254:1    0  16G  0 part /etc/hosts

# or via `lshw`: https://command-not-found.com/lshw
$ docker run cmd.cat/lshw lshw -class disk
  *-virtio1
       description: Virtual I/O device
       physical id: 0
       bus info: virtio@1
       logical name: vda
       configuration: driver=virtio_blk

list the apfs info

$ diskutil apfs list
APFS Container (1 found)
|
+-- Container disk1 ********-****-****-****-************
    ====================================================
    APFS Container Reference:     disk1
    Size (Capacity Ceiling):      250685575168 B (250.7 GB)
    Capacity In Use By Volumes:   176258826240 B (176.3 GB) (70.3% used)
    Capacity Not Allocated:       74426748928 B (74.4 GB) (29.7% free)
    |
    +-< Physical Store...>
    |
    +-> ...

erase disk

File System

Abbreviation

Mac OS Extended (Journaled)

JHFS+

Mac OS Extended

HFS+

MS-DOS fat32

FAT32

ExFAT

ExFAT

to list file systems

$ diskutil listFilesystems
...
-------------------------------------------------------------------------------
PERSONALITY                     USER VISIBLE NAME
-------------------------------------------------------------------------------
Case-sensitive APFS             APFS (Case-sensitive)
  (or) APFSX
APFS                            APFS
  (or) APFSI
ExFAT                           ExFAT
Free Space                      Free Space
  (or) FREE
MS-DOS                          MS-DOS (FAT)
MS-DOS FAT12                    MS-DOS (FAT12)
MS-DOS FAT16                    MS-DOS (FAT16)
MS-DOS FAT32                    MS-DOS (FAT32)
  (or) FAT32
HFS+                            Mac OS Extended
Case-sensitive HFS+             Mac OS Extended (Case-sensitive)
  (or) HFSX
Case-sensitive Journaled HFS+   Mac OS Extended (Case-sensitive, Journaled)
  (or) JHFSX
Journaled HFS+                  Mac OS Extended (Journaled)
  (or) JHFS+
UFSD_NTFS                       Microsoft NTFS

$ diskutil eraseDisk ExFAT iMarsloUSB /dev/disk2
Started erase on disk2
Unmounting disk
Creating the partition map
Waiting for partitions to activate
Formatting disk2s2 as ExFAT with name iMarsloUSB
Volume name      : iMarsloUSB
Partition offset : 411648 sectors (210763776 bytes)
Volume size      : 246534144 sectors (126225481728 bytes)
Bytes per sector : 512
Bytes per cluster: 131072
FAT offset       : 2048 sectors (1048576 bytes)
# FAT sectors    : 8192
Number of FATs   : 1
Cluster offset   : 10240 sectors (5242880 bytes)
# Clusters       : 962984
Volume Serial #  : 5ff81490
Bitmap start     : 2
Bitmap file size : 120373
Upcase start     : 3
Upcase file size : 5836
Root start       : 4
Mounting disk
Finished erase on disk2

$ diskutil info disk2s1
   Device Identifier:         disk2s1
   Device Node:               /dev/disk2s1
   Whole:                     No
   Part of Whole:             disk2

   Volume Name:               EFI
   Mounted:                   No

   Partition Type:            EFI
   File System Personality:   MS-DOS FAT32
   Type (Bundle):             msdos
   Name (User Visible):       MS-DOS (FAT32)
   ...
   ...

$ diskutil info disk2s2
   Device Identifier:         disk2s2
   Device Node:               /dev/disk2s2
   Whole:                     No
   Part of Whole:             disk2

   Volume Name:               iMarsloUSB
   Mounted:                   Yes
   Mount Point:               /Volumes/iMarsloUSB

   Partition Type:            Microsoft Basic Data
   File System Personality:   ExFAT
   Type (Bundle):             exfat
   Name (User Visible):       ExFAT
   ...
   ...

verifying and repairing volumes

$ diskutil verifyVolume /Volumes/<volume name>
$ diskutil repairVolume /Volumes/<volume name>

rename volume

$ diskutil rename "<current name of volume>" "<new name>"

partitioning a disk

reference:
GPT: GUID Partition Table
APM: Apple Partition Map
MBR: Master Boot Records

$ diskutil partitionDisk /dev/disk2 GPT JHFS+ New 0b

multiple partitions

$ diskutil partitionDisk /dev/disk2 GPT \
           JHFS+ First 10g \
           JHFS+ Second 10g \
           JHFS+ Third 10g \
           JHFS+ Fourth 10g \
           JHFS+ Fifth 0b

splitting partitions

$ diskutil splitPartition /dev/disk2s6 \
           JHFS+ Test 10GB \
           JHFS+ Test2 0b

merging partitions

$ diskutil mergePartitions \
           JHFS+ \
           NewName \
           <first disk identifier in range> \
           <last disk identifier in range>
# i.e.:
$ diskutil mergePartitions JHFS+ NewName disk2s4 disk2s6

[!NOTE|label:references:]

$ system_profiler SPUSBDataType

# get xml format
$ system_profiler -xml SPUSBDataType

# or
$ ioreg -p IOUSB

# or
$ ioreg -p IOUSB -w0 -l

# or get device name
$ ioreg -p IOUSB -w0 | sed 's/[^o]*o //; s/@.*$//' | grep -v '^Root.*'

modify font in plist

[!NOTE|label:references:]

# check
$ /usr/libexec/PlistBuddy -c 'print ":/groovy/console/ui/:fontSize"' ~/Library/Preferences/groovy.console.ui.plist
18

# change
$ /usr/libexec/PlistBuddy -c 'Set ":/groovy/console/ui/:fontSize" 24' ~/Library/Preferences/groovy.console.ui.plist
$ /usr/libexec/PlistBuddy -c 'Print ":/groovy/console/ui/:fontSize"'  ~/Library/Preferences/groovy.console.ui.plist
24

$ defaults read ~/Library/Preferences/groovy.console.ui.plist
{
    "/groovy/console/ui/" =     {
        autoClearOutput = true;
        compilerPhase = 4;
        currentFileChooserDir = "/Users/marslo/Desktop";
        decompiledFontSize = 12;
        fontSize = 18;
        frameHeight = 600;
        frameWidth = 800;
        frameX = 198;
        frameY = 201;
        horizontalSplitterLocation = 100;
        inputAreaHeight = 576;
        inputAreaWidth = 1622;
        outputAreaHeight = 354;
        outputAreaWidth = 1676;
        showClosureClasses = false;
        showIndyBytecode = false;
        showScriptClass = true;
        showScriptFreeForm = false;
        showScriptInOutput = false;
        showTreeView = true;
        threadInterrupt = true;
        verticalSplitterLocation = 100;
    };
}

show process details

`/usr/bin/xattr`

[!NOTE|label:references:]

init

$ touch test.txt
$ /usr/bin/xattr -l test.txt

create attributes

$ /usr/bin/xattr -w com.example.color blue test.txt
$ /usr/bin/xattr -l test.txt
com.example.color: blue

print attributes

$ /usr/bin/xattr -p com.example.color test.txt
blue

clear attributes

$ /usr/bin/xattr -d com.example.color test.txt

# or
$ /usr/bin/xattr -c test.txt

tips

shutdown mac via commands

$ osascript -e 'tell app 'loginwindow' to «event aevtrsdn»'

$ ping -o -i 30 HOSTNAME && osascript -e 'tell app "Terminal" to display dialog "Server is up" buttons "It?s about time" default button 1'

$ pmset displaysleepnow

sleep
```
$ pmset sleepnow
```
lock
```
$ pmset lock
```

disable startup music

$ sudo nvram SystemAudioVolume=" "

3D lock screen

$ /System/Library/CoreServices/Menu\ Extras/User.menu/Contents/Resources/CGSession -suspend

take screenshot after 3 sec

$ screencapture -T 3 -t jpg -P delayedpic.jpg

$ sudo defaults write /Library/Preferences/com.apple.loginwindow LoginwindowText 'Awesome Marslo!!'

show message on desktop

$ sudo jamf displayMessage -message "Hello World!"

$ xcrun simctl list
$ open -a Simulator --args -CurrentDeviceUDID <your device UDID>

install the application on the device

$ xcrun simctl install <your device UDID> <path to application bundle>
$ xcrun simctl launch <your device UDID> <app bundle identifier>

or
```
$ open -a Simulator.app
```

$ open /Applications/Xcode.app/Contents/Developer/Applications/Simulator.app

show startup launch apps

$ launchctl list

check detail diskage usage

$ sudo fs_usage
21:03:47  ioctl        0.000003   iTerm2
21:03:47  ioctl        0.000003   iTerm2
21:03:47  close        0.000031   privoxy
21:03:47  select       0.000004   privoxy
...

notch

[!TIP|label:references:]

read status

$ defaults -currentHost read -globalDomain NSStatusItemSpacing
$ defaults -currentHost read -globalDomain NSStatusItemSelectionPadding

setup spacing

$ defaults -currentHost write -globalDomain NSStatusItemSpacing -int 12
$ defaults -currentHost write -globalDomain NSStatusItemSelectionPadding -int 8
$ killall SystemUIServer

revert

$ defaults -currentHost delete -globalDomain NSStatusItemSpacing
$ defaults -currentHost delete -globalDomain NSStatusItemSelectionPadding
$ killall SystemUIServer