Q&A How is a split done in a decision tree? The split in a decision tree is done by selecting the feature and threshold that results in the highest information gain. Steps - Calc...

Q&A What is a Convolutional Neural Network (CNN)? A Convolutional Neural Network (CNN) is a type of artificial neural network designed specifically to process and analyze visual da...

SQL Server Reporting Services (SSRS) SSRS is a server-based reporting platform that enables the creation and deployment of interactive, graphical reports. Creating a Basic Report Design the r...

Advanced SQL Server Administration SQL Server Agent SQL Server Agent is a Microsoft Windows service that executes scheduled administrative tasks, known as jobs. Creating a Job USE msdb; GO EXE...

Indexing Strategies Clustered Index Defines the order in which data is physically stored in a table. CREATE CLUSTERED INDEX idx_clustered ON table (column); Non-Clustered Index Creates a sepa...

Advanced SQL Server Indexing Creating an Index Indexes improve the speed of data retrieval operations on a table. CREATE INDEX index_name ON table (column1, column2); Removing an Index DROP ...

Basic SQL Queries SQL vs MySQL SQL is a standard language that stands for Structured Query Language, based on the English language. SQL is the core of the relational database, used for accessing ...

Q&A write a logging decorator can log the entry, exit, and any exceptions of a function. a,b = 5,0 def log_decorator(func): def wrapper(*arg,**kwargs): print(f"Calling {func.__name__} ...

Python Regular Expression Cheat Sheet Basics .: Matches any character except a newline. ^: Anchors the regex at the start of the string. $: Anchors the regex at the end of the string. []...

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