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Online How to Python stuff

How to convert cm to inch?

Posted on January 11, 2021June 1, 2022 By Luke K

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

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math

How to create wheel?

Posted on January 3, 2021March 14, 2022 By Luke K

Let’s have more fun and see how to create a wheel with Python. We will use the Turtle module.

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turtle

Numerical solution of first-order differential equations

Posted on December 27, 2020June 4, 2022 By Luke K

Numerical solution of first-order differential equations with Python and Tkinter today for you. I wanted to share that with you.
differential equations

differential equations calculated

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math, Tkinter

Tkinter GUI with side menu

Posted on December 23, 2020March 10, 2022 By Luke K

I am creating a Tkinter GUI with a side menu today. Something more difficult with elements of object-oriented programming. Let’s see how to implement this code.

tkinter gui side menu

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Tkinter

Tkinter GUI with countdown

Posted on December 22, 2020April 6, 2022 By Luke K

Today I prepared something interesting. It is a GUI with countdown. See how does it work and try to analyze the code. Next modify it to gain new skills.

counter 3

counter

counter 1

counter done

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Tkinter

Frequency and percentage of given letter in the text

Posted on December 21, 2020March 10, 2022 By Luke K

I know of one more wonderful way to play with text using Python. It is a good way to learn the Python language. We will calculate a percentage in a python. The exact task is to count the frequency of a given letter in the text.
frequency percentage

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Python

The easiest Python game

Posted on December 19, 2020July 4, 2022 By Luke K

Let’s write a game. It would be the easist possible Python game. Try to guess the number between 1 and 10. The quicker you guess the better the score will be. See how to write such code.

guess the number

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random

Tkinter GUI with button and event

Posted on December 17, 2020July 4, 2022 By Luke K

This is the article where you can find the basic code for you to develop. It is the basic Tkinter GUI with a button and an assigned event.

tkinter my button app

tkinter my event

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Tkinter

GUI with autogenerated triangles

Posted on December 17, 2020April 1, 2022 By Luke K

I’ve created fine tkinter script which generates random triangles. And of course I am sharing that with you.
tkinter generate triangle

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random, Tkinter

Archive a bunch of files using os module

Posted on December 17, 2020June 15, 2022 By Luke K

Suppose you have many text files. Your task is to archive those with a maximum of 500 characters. Let’s write code that will create a new directory. I use os module for that.

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os

Python code to draw cos(x) using matplotlib

Posted on December 17, 2020April 6, 2022 By Luke K

Let’s draw again. This time we will use a matplotlib and numpy to get python cos(x) graph.

cosine(x) plot

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matplotlib, numpy

Calculate age from date of birth in Python

Posted on December 16, 2020June 7, 2022 By Luke K

Let’s calculate your age. And specifically, years, months, and days. Here’s how:

days months years of yours

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datetime

How to connect to database and print the sum of costs using sqlite3 module?

Posted on December 16, 2020July 4, 2022 By Luke K

Here’s how to prepare a simple SQL query using sqlite3 module. The code is following:

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sqlite3

How to check status of the website?

Posted on December 16, 2020July 4, 2022 By Luke K

Using Python you can check a status of the website with a very simple trick. Just check the response of it.

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urllib

Printing simple matrix using random module

Posted on December 16, 2020February 25, 2022 By Luke K

New easy trick today. Let’s see how to print simple matrix using Python random module.

matrix

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random

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RSS RSS

  • How to Make a Countplot in Seaborn
  • AttributeError: partially initialized module ‘cv2’ has no attribute ‘img’ (most likely due to a circular import)
  • How to enumerate dictionary in Python?
  • How to compare two arrays in Numpy?
  • How to square a matrix in Numpy?
  • Exploding out slices of a Pie Chart in Plotly
  • How to uninstall Numpy?
  • How to create Seaborn Heatmap?
  • How to create a BarPlot in SeaBorn?
  • What is the use of assert in Python?

Tags

arithmetic mean array axis button calculations chart conversion copy count counter data type dictionary dimension draw error files fill float generate grid GUI image index integer list matrix max mean median min normal distribution plot random reshape rotate round size standard deviation string sum test text time variance zero

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