magistro laipsnis Tragiška seka canvas getcontext virš galvos Išgyvenimas krizė
Subsequent calls to `canvas.getContext('2d')` results in exponential growth of width and height · Issue #20 · jondavidjohn/hidpi-canvas-polyfill · GitHub
HTML5 Canvas : Compositing - w3resource
Mastering HTML5 Canvas: Working with Text | packtpub.com - YouTube