No version for distro humble showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro jazzy showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro kilted showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro rolling showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro ardent showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro bouncy showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro crystal showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro eloquent showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro dashing showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro galactic showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro foxy showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro iron showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro lunar showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro jade showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro indigo showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro kinetic showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro melodic showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange

No version for distro noetic showing hydro. Known supported distros are highlighted in the buttons above.
Package symbol

bhand_description package from barrett_hand repo

barrett_hand bhand_controller bhand_description rqt_bhand

ROS Distro
hydro

Package Summary

Tags No category tags.
Version 0.1.0
License BSD
Build type CATKIN
Use RECOMMENDED

Repository Summary

Checkout URI https://github.com/RobotnikAutomation/barrett_hand.git
VCS Type git
VCS Version hydro-devel
Last Updated 2014-09-02
Dev Status MAINTAINED
Released RELEASED
Tags No category tags.
Contributing Help Wanted (-)
Good First Issues (-)
Pull Requests to Review (-)

Package Description

The bhand_description package. This package contains the meshes and urdf files of the hand

Additional Links

Maintainers

  • Roman Navarro

Authors

  • Roman Navarro
README
No README found. See repository README.
CHANGELOG

Changelog for package bhand_description

Forthcoming

  • Updating package.xml files
  • Corrected file path
  • Adding initial structure
  • Contributors: RobotnikRoman

Package Dependencies

Deps Name
catkin

System Dependencies

No direct system dependencies.

Dependant Packages

Name Deps
barrett_hand

Messages

No message files found.

Services

No service files found

Plugins

No plugins found.

Recent questions tagged bhand_description at Robotics Stack Exchange