Articles by
Simon
In Category Programming
How To Fix Object Of Type 'Closure' Is Not Subsettable.
The error message "Object of type 'Closure' is not subsettable" often occurs in Python when you try to access elements of an object that is not designed to be indexed lik...
In Category Python
How to Fix IndexError: list index out of range in Python.
In this article, we will explore the causes, explanations, and methods to resolve the "list index out of range" error in Python.Understanding the IndexErrorLists in Pytho...
In Category Programming
How To Fix An Error 'Object Reference Not Set To An Instance Of An Object.'?
The error "Object Reference Not Set to an Instance of an Object" is one of the most common runtime errors in .NET and other object-oriented programming languages like C#....
In Category Python
What Does “If __name__ == '__main__'” Do in Python?
In Python, the construct if __name__ == '__main__': is a common idiom used to determine if a Python script is being run as the main program or if it is being imported as...
In Category Programming
How To Change File Ownership In Linux | Chown Command
Changing file ownership in Linux is a common task, especially when managing files across different users. The chown command is the go-to tool for this job. Here's how you...
In Category Technology
What Is A One To Many Relationship In A Database With Example
A One-to-Many relationship in a database is a type of association between two entities where a single record in one table (the "one" side) can relate to multiple records...
In Category Programming
How to Find Relative Frequency in Excel: 4 Quick Methods
Finding relative frequency in Excel is a straightforward task that can be accomplished using a few different methods. Here are four quick ways to calculate relative frequ...
In Category Programming
SQL Pivot: How To Convert Rows to Columns
Pivoting data in SQL is a technique used to convert rows into columns, making the data more readable or aligning it better with specific reporting needs. This operation i...
In Category Python
How to Convert JSON to CSV Using Python: A Beginner's Guide
If you’ve ever worked with data, you’ve probably encountered JSON (JavaScript Object Notation) and CSV (Comma-Separated Values) formats. JSON is a popular format for data...
In Category Python
How To Add A Item In A List Of List Using Python
To add an item to a list of lists in Python, you can follow these steps:Step 1: Understand the StructureA list of lists is essentially a list where each element is itself...