Useful tips for everyday
What is CDC in ETL Testing? Change data capture (CDC) is the process of capturing changes made at the data source and applying them throughout…
Can a print queue be used for SP _ Blitz? Please don’t use your SQL Server as a print queue for sp_Blitz® documentation. sp_Blitz® is…
What is the best way to present correlation? The simplest way to visualize correlation is to create a scatter plot of the two variables. A…
Can a MySQL slave connect to a different master? Each mysql slave instance will connect to a different master. The datadir for each slave instance…
What is the output of the show processlist command? The output of the SHOW PROCESSLIST command consists of the following columns: The username associated with…
How do you remove the last element of a string in Java? Java’s built-in method substring() of the class String is the most known way…
Does Kafka use LSM? 1 Answer. No Kafka , does not use LSM trees or any tree based data structure for data representation. It relies…
What is difference between feature extraction and feature selection? The key difference between feature selection and feature extraction techniques used for dimensionality reduction is that…
How do you use feature engineering clustering? Introduction Place K points into the space represented by the objects that are being clustered. Assign each object…
What is the Ann XOR problem? The XOR, or “exclusive or”, problem is a classic problem in ANN research. It is the problem of using…