In the attached video below, I am simply showing the following 3 pieces of code with Jupyter Notebook: Remove spaces in dataframe columns. Remove none values from dataframe rows. Filter dataframes, based on values. E.g. – put all rows with …
Python – Remove spaces and None from pandas dataframe Read more →
Have you ever dreamt about coding classes like a pro? No? You had “normal” dreams? Anyway, in the video below, I am solving 3 exercises with a lot of debugging and some basic tests. Exercises are from the book Python …
Python OOP – Classes, Methods, Attribures, Composition, Inheritance Read more →
Some time ago, I wrote an article about defaultdict in Python here – vitoshacademy.com/python-defaultdict-object-or-how-to-avoid-the-key-error. Now, I have decided to make a video about it and increase the scope with standard dictionary functions and an advanced class, that checks whether the …
Python Dictionary – Advanced. With YouTube video. Read more →
Finally! Microsoft did it! Put python in MS Excel! And I was able to install it and test it on my machine! The video of my attempts is here below: The “code” is that one: def factorial(a): print(a) if (a …
Python allows decent built-in logging. As I am going to explain in the video below, the built-in logging is actually rather neat – it allows everyone to log into a file or into the console within minutes – just the …
Python – Logging into a file and into the console Read more →
This is probably a python “feature” that every junior developer has bumped into – once you make an empty list as a default argument in Python, it works as expected only for the first object of the class. For the second object – not exactly. Don’t worry, everyone has hit that bug, even it they are not willing to admit it.
Another YouTube video for Python – this time, about reading and writing to files. It is a bit interesting, if these are your first steps with Python, for me it was a nice reminder of how the “things” used to …
Python – Reading and Writing Files – With YouTube Video Read more →
As one of the acknoledged reviewers of the Manning book Python How-To, I have decided to make a YouTube video, based on a part of the book, mentioning Lambda Expressions. The video is here, and the code I have used …
Python – Lambda Expressions – With YouTube Video Read more →
Creamer’s rule for a solution of linear equations states pretty much the following: Using this interesting picture from the German Wikipedia, I have created the following video, explaining a bit the Rule of Mr. Cramer: The video goes through the …
Python – Cramer’s Rule for Linear Equations – With YouTube Video Read more →
Have you ever got your connectors in MS Word not in line? Like this one: The good and intended way to do it, was pushed by Microsoft some time ago – go buy yourself MS Visio. But, if you do …
Following the step-by-step original tutorial here, I have created a simple Azure video tutorial, explaining how to deploy a python flask web app with local git. The idea to have something on your own PC and then simply using this …
Ever dreamt to have a picture of the test coverage of your code? In green for the covered rows and red for the non-covered ones? No? Anyway, read this article to see what you have missed 🙂
I took a look at that new ChatGPT and I can officially say – the future is now. Take a look at what it does, after writing it a simple nice request: The first result did not work, as it …
Go – Function that gets a website and returns its title – With ChatGPT Read more →
Ok, so the golang language does not exactly have the word “while” in it. Anyway, the do-while and while-do loops can be easily implemented with a for loop. The main difference between the do-while and while-do is that in the …
