I am very new to the SharePoint Online and I was following below tutorial on Youtube from Microsoft
It don't have any issue with it. It works as it mentioned. It help me lot to understand and learn. But I stuck at one point where I like to have more explanation.
At 21:48 of the video, he open the O365 and open workbench.aspx page add the locally created webpart on O365. I like to know how automatically without doing anything webpart was appear on O365.
Actually I follow same and it works for me to same, as it was explain It came to my O365 too. But I was looking for more explanation, if somebody can.