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How to Write Sub-Query in Where Clause Explained

Ideas on how to write a sub query quickly in your projects.

SQL JOIN Example: Using Vs. ON This is the Difference

Two top methods to JOIN tables with Using and ON. Here are useful SQL queries to understand quickly.

Python Series Vs. Dataframe Top Differences

Explained the top differences of Series Vs DataFrame in Python for your quick reference.

How to Work with Arrays in Python

Here is a way to create arrays in python using NumPy and explained all array operations

Here’s Best Example of ML to Know Person’s Marital Status

How to develop a model in Machine learning explained with example.

How to Browse VSAM File in CICS

VSAM files in CICS are main source of input. This post tells you how to use browse VSAM file options in CICS

Credit Card Void Vs Reversal Vs Refund Transactions

Top differences between Void, Reversal, Refund, Installment and Recurring transactions.

5 Super Ideas to Restart of Job or Step in JCL

Step or Job RESTART in JCL explained with super ideas.

5 Top Differences Between Multi-Currency Vs DCC

Multi-currency vs dynamic currency conversion in credit card transactions top differences.

How to Use CUT command on CSV file in Ubuntu Linux

Like Bash, in Ubuntu, you can cut the specific columns from input CSV file after converting it as textCSV file using LibreOffice. Explained the usage with examples.

Agile PI meeting the Real Purpose with Scope

Why PI meeting required in Agile Teams explained with top principles.

How to Use For, While, and Nested Loops in Python

Python top loop control statements of FOR, WHILE, and Nested Loops explained with flowchart and syntax.