Activate Office 2021 for FREE using KMS client key

Step 1.1: Open cmd program with administrator rights. First, you need to open cmd in the admin mode, then run all commands below one by one. Step 1.2: Get into the Office directory in cmd. cd /d %ProgramFiles(x86)%\Microsoft Office\Office16 cd /d %ProgramFiles%\Microsoft Office\Office16 If you install your Office in the ProgramFiles folder, the Office directory depends on the architecture of your OS. If you are not sure of...

Read More

[ MongoDB ] What to do if you accidentally drop a MongoDB table?

In fact, many people when encountering this situation think that it is impossible to save MongoDB data. And very few people share about this case. This is a very real situation and has many difficulties when faced. If the database is Oracle, we can easily do it. However, what about MongoDB? The answer is yes. However, the way to save data will be more complicated. In this article, I will share with you a method that can save...

Read More