Useful tips for everyday
How do I restore a SQL backup to a different database? Right click on the database you wish to restore, and select Tasks–>Restore–>From Database. Select…
Can we create index on date column? Yes, it can use it to do a range scan in the query you suggested. Index will improve…
What is SQL Server always encrypted? Always Encrypted is a feature designed to protect sensitive data, such as credit card numbers or national identification numbers…
How do I delete a database from an availability group? You need to remove the specific database from the availability group. Right-click on the database…
How do you find the entropy of an attribute? For example, in a binary classification problem (two classes), we can calculate the entropy of the…
Is an item based system a recommendation? Item-item collaborative filtering is a type of recommendation system that is based on the similarity between items calculated…
How to find the difference between two sets? In a similar way that we find the difference between two numbers, we can find the difference…
What do you mean by encoder and decoder? What is Encoder and Decoder ? The encoder is a device or a transducer or a circuit.…
How do you read VC dimensions? The definition of VC dimension is: if there exists a set of n points that can be shattered by…
How do you calculate mean square error loss? General steps to calculate the MSE from a set of X and Y values: Find the regression…