Erosion is a morphological image processing operation that removes the boundaries of the foreground object. In most case, foreground pixels are white. To apply an erosion operation to an image...

Many commands and applications depends on system time zone to perform various operations. In that case, it can be useful to check which time zone is currently set in the...

Debian package (.deb) is an archive file that contains files such as executable files, documentation, configuration files, libraries, etc. The files are associated with an application which can be installed...

To get a list of installed packages can be useful in situations where want to reinstall a system or install the same packages on another system. This tutorial demonstrates how...

Debian package (.deb) is an archive file that consists of various files such as executable files, configuration files, libraries, documentation, etc. The files are associated with an application which can...

Debian package (.deb) is an archive file that contains a collection of files such as executable files, documentation, libraries, and configuration files associated with an application which can be installed...

OpenCV has various drawing functions to draw geometric shapes such as line, rectangle, circle and write text on images. The getTextSize function calculates and returns width and height of a...

OpenCV provides functionality to draw geometric shapes such as line, rectangle, circle, etc. The polylines function can be used for drawing polyline. It is a continuous line composed of one...

OpenCV provides many functions to draw geometric shapes such as line, rectangle, circle, etc. The ellipse function can be used to draw ellipse or ellipse arc by providing x and...

OpenCV offers functionality for drawing various geometric shapes such as line, rectangle, circle, etc. The rectangle function can be used to draw a rectangle by specifying x and y coordinates...