Software Engineering Perspectives Articles

Susan Maina

Updated on May 22, 2025

You can put a for loop inside an if statement (and vice versa) in Python using nested control flow. For loops complete an iterative action for a defined number of elements, while if statements test a condition and then complete an action.

Wai Foong Ng

Updated on May 22, 2025

ExcelJS is a JavaScript package for managing Excel spreadsheets and workbooks. It can be used to read, manipulate and write spreadsheet data to XLSX and JSON.

Tara Boyle

Updated on May 22, 2025

Glob is a Python module that’s used to search for file path names that match a specific pattern. Here’s how to use it.

Tom Donovan

Updated on May 22, 2025

Big O notation is a metric commonly used in computer science to classify algorithms based on their time and space complexity.

Vinay Kudari

Updated on May 22, 2025

SQLAlchemy is a Python library that provides a Pythonic way of interacting with relational databases and can help you streamline your workflow. Here’s what you need to know.

Parag Radke

Updated on May 22, 2025

Mutual transport layer security (mTLS) is a security method that verifies both parties’ identities in a data transaction by confirming whether each has the correct private key. Here’s how it works, its applications, pros, cons and how to set it up.

Anthony Corbo

Updated on May 22, 2025

A Python algorithm is a series of step-by-step instructions used to solve a problem or complete a calculation. Take a look at some of the main types of algorithms used in Python and how to write algorithms in Python.

Jonathan Hsu

Updated on May 22, 2025

In programming, for loops are best used when you know the number of iterations ahead of time, whereas a while loop is best used when you don't know the number of iterations in advance. Both methods can help you iterate through your code.

Stephen Fordham

Updated on May 22, 2025

A Python class decorator is a class that wraps a function inside an instance of the class, allowing you to modify or extend the original function’s behavior without changing the source code. Here's how to apply it.

K. Jagathish

Updated on May 22, 2025

The slice() method in JavaScript can be used on an array to return a shallow copy of a portion of the array, based on the start and end indices passed. Learn three different ways to use array slice in JavaScript.