Magento 2 Module Development Virtual Type in Magento 2 By Sudhanshu Bajaj on Thursday, April 11, 2019 Virtual types are a way to inject different dependencies into existing classes without affecting other classes.
Magento 2 Magento CLI Module Development Performance What is Magento 2 profiler? By Sudhanshu Bajaj on Tuesday, March 12, 2019 Magento has an in-built profiler that can be used to identify performance problems on the server side.