Python Basics: Getting Started the Easy Way

Image
So, you’ve heard about Python—maybe from a friend who works in tech, a coding video on YouTube, or while googling “what is Python.” Good news: you’re in the right place. This is the first part of our Python Basics series, where we’ll take you step by step through the essentials. Whether you’re curious about programming, switching careers, or just want to automate boring tasks, Python is a fantastic starting point. In this article, we’ll cover two big things: Intro & Setup → What Python is, how to install it, and where to write your code. Python Basics → The foundation: syntax, variables, functions, and control flow. By the end, you’ll have written and run your first Python programs. 1. Intro & Setup What is Python? Python is a high-level programming language known for being simple, readable, and beginner-friendly. Instead of cryptic symbols and heavy syntax, you write code that almost looks like English sentences. For example, here’s “Hello, World” in Python: print("Hello,...
Post a Comment

About

Hi, I’m Niko — welcome to Datafessor!

This blog is my personal space to explore, learn, and share knowledge around the data world. I write about anything I find useful or interesting — from data analysis and visualization to machine learning, data engineering, programming, math, statistics, and even data security.

You’ll find tutorials, tools, and thoughts on how data works in the real world. I write in a practical and simple way — not only to teach others, but to better understand what I’m learning myself.

Whether you're into Python, Excel, SQL, Airflow, DBT, Java, or just curious about how data shapes decisions — I hope this blog becomes a helpful companion in your learning journey.

Let’s keep exploring and growing together, one insight at a time.

Comments

Post a Comment

Popular posts from this blog

Free 2026 Calendar Templates in Excel (US, Canada, Singapore, General)

Image
When planning your year—whether it’s for work, study, or personal goals—having a ready-to-use calendar can save a lot of time. That’s why I’ve prepared free Excel calendar templates for 2026, covering General (customizable), United States, Canada, and Singapore versions. These calendars are all in Excel format, so you can: Edit, color-code, and customize them. Add notes, tasks, or events. Use them digitally or print them out. And the best part? You can get all 20 templates in one pack for free by entering your email below. General Calendar 2026 (Customizable) The General version is a clean, blank calendar template without fixed holidays. Perfect if you want to create your own custom holiday list. Suitable for international use. Easy to adapt for business, school, or personal planning. United States Calendar 2026 The US calendar includes major national holidays. Great for professionals, businesses, and students in the US. Canada Calendar 2026 The Canada calendar highlights federal holid...
Read more

Getting Started with Excel: A Beginner’s Guide to the Basics

Image
Introduction to Excel Microsoft Excel is one of the most widely used spreadsheet applications in the world. At its core, Excel helps you organize information in rows and columns, making it easier to manage, analyze, and present data. While Excel is powerful enough to handle complex calculations and formulas, it’s just as handy for simple tasks. You can type text, numbers, or dates into cells—just click a cell, start typing, and press Enter when you’re done. Everything you create in Excel is saved inside a workbook, which is like a digital notebook. Each workbook contains one or more worksheets, and every worksheet is made up of a grid of rows and columns. Think of it as a giant table where you can store, calculate, and visualize your data. Before diving into calculations or charts, it’s useful to understand the different parts of Excel’s interface and how a workbook is structured. Once you’re comfortable with that, you’ll find Excel is much more approachable than its reputation might s...
Read more

Learn Excel for Free: Resources + Certificates in 2025

Image
When it comes to office productivity, Excel is still the king. Whether you’re managing budgets, analyzing data, or building dashboards, knowing Excel well can make you faster, sharper, and a lot more valuable at work. The good news? You don’t need to spend hundreds of dollars on expensive courses. There are plenty of free resources — from practice websites and YouTube channels to free eBooks and even online certificates — that can help you level up your Excel skills in 2025. Let’s dive in. Practice Excel Online (Hands-On Sites) One of the best ways to learn Excel is by practicing, not just reading or watching videos. Luckily, there are great websites that let you practice for free: Excel Exercises: A site filled with exercises sorted by topic (formulas, charts, pivot tables, etc.). You can practice step by step, perfect for both beginners and intermediate learners. Excel Practice Online: Practice directly in your browser without installing Excel. Super convenient if you want to try for...
Read more