
What are QR codes? Quick response (QR) codes are two-dimensional bar codes that can be read by specialised apps on smartphones and tablets or by separate code readers. QR codes are square pixel maps, that can...
Read More
What are QR codes? Quick response (QR) codes are two-dimensional bar codes that can be read by specialised apps on smartphones and tablets or by separate code readers. QR codes are square pixel maps, that can...
Read More
When I read, I like to collect quotes, tips, and other interesting snippets that could be important and useful to me, but since they have been only in my notebook, I don’t re-read them very often....
Read More