I have a hexadecimal (i.e. # FF0000) color and you want to create a 50% transparent 50x50 image using imagemagick from the command line.
I had to understand something similar when I was working with CSS 3 and RGBA .
convert -size 50x50 xc:'rgba(255,0,0,0.5)' red_0.5_pixel.png
Source: https://habr.com/ru/post/1723762/More articles:SQL Server Loop - sqlCan we use pthread instead of NSThread in iPhone apps - c ++Sharing Viewdata for all actions in ASP.NET MVC - asp.net-mvcJSP custom tag - detects other instances - javaHow to make a div to show scrollbars (without a fixed height)? - htmlManaging large applications with CakePHP - phpshow image in gtkmm from integer array - c ++Visual Studio: Сделать код просмотра по умолчанию с помощью атрибута - c#PHP login / logout question - phpAJAX - when the user leaves the page - good or bad practice / implementation? - javascriptAll Articles