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Portfolio

1. Calculator

2026-04-01 16_40_50-Calculator.png

In addition to the functions that calculators typically contain (numbers and arithmetic functions),

This module contains a log (history).

This log is made on a JSON file.

Development language: Python

2. Table tennis tournament

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The most important thing is the local database!

This program is designed for the organizer of table tennis competitions within a city, district, individual organization, etc.

The local database is created in SQLite format - ttennis.db3.

Additionally, the LocalBase.xlsx file in Excel format is supported as a backup.

3. Fitness club accounting information management system

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4. Testing of steel fiber reinforced concrete

2026-04-02 16_46_21-ZlotPyNet – main.py.png
2026-04-02 16_54_01-ZlotPyNet – main.py.png

5. Short-Term Dispatcher

2026-04-02 21_12_24-Short Circuit Dispatcher - Volga Electric Networks.png

6. Accounting information management system

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2026-04-07 18_15_17-Accounting Information Management System.png
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Leo2
Leo2
Leo3

About me

Here you will find original texts of travel notes during car trips, supplied with maps and photographs.

Leonid Kazachkov

I programmer with over 30 years of experience,

I know all stages of the project: from idea to coding and testing.
I have a degree: Candidate of Economic Sciences.
For the last 30 years I have been living and working in Israel.
Developed more than a hundred applications in the Delphi programming language.
The interface, for obvious reasons, is in Hebrew and English.
Now I write applications in Python a little.
All applications use database technology.

 

In my free time I travel around the world by car (see this site).

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