Useful tips for everyday
How do I optimize a large table in MySQL? Remove any unnecessary indexes on the table, paying particular attention to UNIQUE indexes as these disable…
How do you read a geologic map? A geologic map shows the geological features of a region (see figure 4 for an example). Rock units…
Can a Mac mini run 4 monitors? Mac mini: One 5K display via USB-C or up to three 4K displays with a combination of USB-C…
How do you execute a command as a root user? To get root access, you can use one of a variety of methods: Run sudo…
Can rented movies be downloaded? Download videos If you rent a video, you can only download it onto one device. Make sure your device is…
Why do we usually not use references in C? Note: Old line C programmers sometimes don’t like references since they provide reference semantics that isn’t…
Which learning algorithm works on trial and error? Reinforcement learning is a trial and error process where an AI (agent) performs a number of actions…
Which is an example of a decision tree algorithm? Decision Tree Algorithm is a supervised Machine Learning Algorithm where data is continuously divided at each…
Why do you need replication in PostgreSQL multiple slave? Replication lets you perform analyses without affecting the operations of the master. You can use replication…
How do I create a drop down list in Excel with description? Create a drop-down list Select the cells that you want to contain the…