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Python related articles. Mostly how to do certain thing with Python but not only

How to run a Python script in Linux

December 20, 2021November 17, 2025Pythoneo

Running Python scripts on Linux is a fundamental skill. This guide covers methods from simple command-line invocation to advanced scheduling and service management, ensuring your Python code runs reliably and automatically.

Python

How to convert array to binary?

May 4, 2021November 17, 2025Pythoneo

Learn how to save and load NumPy arrays as binary files using tofile(), savez(), and save() methods.

numpy, Python

How to Reverse Array in NumPy (np.flip, np.flipud, np.fliplr, and Slicing Examples)

March 19, 2021December 12, 2025Pythoneo

Let’s learn how to reverse array in NumPy using np.flip() for all axes, np.flipud() for vertical reversal, np.fliplr() for horizontal reversal, and slicing tricks.

numpy, Python

How to Convert NumPy Array to Python List (Using .tolist() and list() Methods)

March 19, 2021December 12, 2025Pythoneo

Let’s see how to convert NumPy array to Python list using the preferred ndarray.tolist() method or the built-in list() constructor for seamless type conversion.

numpy, Python

How to Convert a List of Characters to a String in Python (With and Without join)

February 8, 2021December 12, 2025Pythoneo

Let’s see how to convert char to string in Python. Asume given char list is : Char : [‘m’, ‘y’, ‘c’, ‘h’, ‘a’, ‘r’] And we would like to convert it to: String : mychar There are a few ways to do that:

Python

How to Draw Pyramid Patterns in Python (Numbers, Symbols, Letters and Hollow Pyramids)

January 14, 2021December 12, 2025Pythoneo

Let’s embark on an exciting journey to learn how to draw different Python pyramid patterns, including numeric, hashed, hollow, inverted and letter pyramids.

Python

How to convert cm to inch?

January 11, 2021November 16, 2025Pythoneo

Let’s see how to handle unit conversion in Python. I’m taking cm to inch conversion as an example.

Python

How to Calculate the Frequency and Percentage of a Given Letter in a Text File Using Python

December 21, 2020December 12, 2025Pythoneo

You will learn how to calculate the frequency and percentage of a given letter in a text file using Python, working with strings loaded from an external file.

Python

How to Calculate Age from Date of Birth in Python Using Datetime (Years, Months, Days)

December 16, 2020December 12, 2025Pythoneo

This tutorial shows how to calculate age from date of birth in Python using the datetime module, returning your exact age in years, months, and days. The script will ask for the day, month, and year of your birth, and it will output your exact age. With a few simple changes, this Python age calculator Continue reading

Python

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  • Seaborn FacetGrid Tutorial: Small Multiples For Data Stories
  • Django Form Validation: Custom Validators And Error Handling
  • Seaborn vs Plotly: Choosing the Right Visualization Library
  • Django Model Relationships: ForeignKey, ManyToMany, OneToOne Explained
  • Advanced Seaborn Heatmap Visualization: Clustering and Customization
  • Tkinter Complete Guide: Build Python GUI Applications
  • Advanced Tkinter Tutorial: Event-Driven Architecture & Professional Patterns
  • Tkinter Python GUI Tutorial: Complete Guide with Code Examples
  • Tkinter Tutorial: Complete Guide to Python GUI Development
  • How to Master Seaborn FacetGrid and Regression Plots

Resources

  • Matplotlib Master Hub + Recipes
  • OpenCV Master Hub + Recipes
  • Seaborn Master Hub + Recipes
  • Tkinter Master Hub + Patterns
  • SciPy Optimize Cookbook (minimize, least_squares, linprog)
  • Plotly Maps & Geo Cookbook
  • Paramiko Master Hub + Production Cookbook
  • NumPy Master Hub + Cheatsheets
  • Ultimate Python Cheatsheet + Gotchas
  • Django Master Hub + Recipes

Tags

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