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Question 1: What is .Net core? Answer: .NET Core is an open-source, general-purpose development platform maintained by Microsoft and ...
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In C#, both the `out` and `ref` keywords are used to pass arguments to methods by reference, which means that any changes made to the parame...
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Sometimes we need to remove special characters from string or columns value. Suppose, we developed an ETL tool that inserting records on ...
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Many times we come across the scenario where we need to some code based on whether an index exists or not. The following query may he...
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This issue comes much time when we are using PostgreSQL with Node.js, Error: Cannot find module 'bcrypt' in nodejs application, and...
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Here we will discuss the technique to fetch nth row of the table in PostgreSQL. I will use the concept of the LIMIT and OFFSET Clause . ... -
Sometimes we need to get all the tables that have primary key constraints. There are many ways to get this information. Select...
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@@MAX_CONNECTIONS: it returns the maximum number of synchronous user connections allowed. SQL Server allowed by default a maximum o... -
Many scenarios come in query writing, we have to check particular VIEW exists in the database or not. There are many approaches to che...
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We can use $add an operator to add days in ISODate in MongoDB, $add is the Arithmetic Aggregation Operator, which adds number and date in ...
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