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Saturday, October 31, 2020

Python 3.9.0 : Testing twisted python module - part 001 .

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Today I tested two python modules named: twisted and twisted[tls] . Twisted is an event-driven network programming framework written in Py...
Saturday, October 10, 2020

Python 3.9.0 : Union and in-place union operators

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Python introduces two new operators for dictionaries named union used in code with pipe operator | and in-place union used in python code...

Python 3.9.0 : Introduction to release 3.9.0.

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This is a short introduction to release 3.9.0.  Five days ago, a new release of version 3.9 appeared with a series of improvements and new p...
Tuesday, September 29, 2020

Python Qt5 : Use QStandardItem with Images.

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This tutorial show you how to use QStandardItem with Images. The source code is simple to understand. import sys from PyQt5.QtWidgets impo...
Monday, September 21, 2020

Python 3.8.5 : A sphere in Cartesian coordinates - part 001.

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I like the equation of a sphere of radius R centered at the origin is given in Cartesian coordinates: x*x + y*y + z*z = r*r It is one of t...
Saturday, September 19, 2020

Python 3.8.5 : Linked List - part 001.

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In computer science , a linked list is a linear collection of data elements whose order is not given by their physical placement in memory....
Thursday, September 10, 2020

Python 3.8.5 : Get Sentinel-3 satellite data from Eutelsat.

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The tutorial for today is about Eutelsat satellites. I used Sentinel-3 with these features: Instrument: SLSTR; Mode: EO; Satellite: Se...
Sunday, August 30, 2020

Python 3.8.5 : Testing with openpyxl - part 002 .

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Today I will show you how can use Levenshtein ratio and distance between two strings, see wikipedia . I used three files created with Libr...
Monday, August 24, 2020

Python Qt5 : Get item data from QTreeWidgets.

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In this example, I create a tree view with QTreeView with all folders tree. I add a context_menu with two options. One option is to get th...
Sunday, August 23, 2020

Python Qt5 : Add and remove items between two QTreeWidgets.

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Today's tutorial will show you how to add and remove items between two QTreeWidgets. The source code is very simple to understand: the ...

Python 3.8.5 : Testing with openpyxl - part 001 .

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The Python executes the code line by line because is an interpreter language. This allows users to solve issues in the programming area, fa...
Saturday, August 22, 2020

Python 3.8.5 : Testing the pyre tool - part 001.

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The Pyre is a static analysis tool to detect and prevent security issues in Python code that can be found on the official website . The Pyr...
Saturday, August 15, 2020

Python 3.8.5 : The hashlib python package - part 001.

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The tutorial for today is about hashlib python module. The official webpage comes for this python package has this intro: This module im...