Blog
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![[2026] Python Databases | SQLite, PostgreSQL, and ORMs Explained](/og/s/python-series-14-database-en.webp)
[2026] Python Databases | SQLite, PostgreSQL, and ORMs Explained
Work with databases in Python: sqlite3, SQLAlchemy models, CRUD, relationships, and a Flask + SQLAlchemy API example—SQLite vs PostgreSQL and ORM trade-...
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![[2026] Python Web Deployment | Heroku, AWS, and Docker in Practice](/og/s/python-series-15-deployment-en.webp)
[2026] Python Web Deployment | Heroku, AWS, and Docker in Practice
Deploy Python web apps: requirements.txt, .env, Gunicorn, Docker and Compose, Heroku, AWS EC2 with Nginx, systemd, and a production-minded checklist.
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![[2026] Pandas Basics | Complete Guide to Python Data Analysis](/og/s/python-series-16-pandas-en.webp)
[2026] Pandas Basics | Complete Guide to Python Data Analysis
Pandas basics for Python: Series and DataFrame, I/O, filtering, groupby, merge, and real-world patterns. Practical tutorial with examples for CSV, Excel...
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![[2026] NumPy Basics | Complete Guide to Numerical Computing in Python](/og/s/python-series-17-numpy-en.webp)
[2026] NumPy Basics | Complete Guide to Numerical Computing in Python
NumPy tutorial: arrays, vectorization, broadcasting, indexing, statistics, and linear algebra. Learn fast numerical Python with ndarray, BLAS-style ops,...
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![[2026] Matplotlib Basics | Complete Guide to Data Visualization in Python](/og/s/python-series-18-matplotlib-en.webp)
[2026] Matplotlib Basics | Complete Guide to Data Visualization in Python
Matplotlib tutorial: line plots, bar charts, histograms, scatter, subplots, styling, and report-ready figures. pyplot vs object-oriented API, fonts, and...
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![[2026] Data Preprocessing in Python | Missing Values, Outliers, and Scaling](/og/s/python-series-19-data-preprocessing-en.webp)
[2026] Data Preprocessing in Python | Missing Values, Outliers, and Scaling
Python data preprocessing: handle missing data, IQR/Z-score outliers, Min-Max and StandardScaler, categorical encoding, and a full sklearn-style pipelin...
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![[2026] Hands-on Data Analysis with Python | Pandas Workflows](/og/s/python-series-20-data-analysis-en.webp)
[2026] Hands-on Data Analysis with Python | Pandas Workflows
Practical Python data analysis: load data, EDA with plots, groupby and pivot tables, time series with resample and rolling, correlation heatmaps, and in...
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![[2026] Python File Automation | Organize, Rename, and Back Up Files](/og/s/python-series-21-file-automation-en.webp)
[2026] Python File Automation | Organize, Rename, and Back Up Files
Automate file workflows in Python: find and rename files, organize by extension, backups with shutil, duplicate detection, and log cleanup—patterns and ...
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![[2026] Python Web Scraping | BeautifulSoup and Selenium Explained](/og/s/python-series-22-web-scraping-en.webp)
[2026] Python Web Scraping | BeautifulSoup and Selenium Explained
Python web scraping tutorial: requests, BeautifulSoup for static HTML, Selenium for dynamic pages, ethics (robots.txt, rate limits), and CSV export—SEO-...
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![[2026] Python Task Scheduling | Automate Jobs with schedule, APScheduler, and cron](/og/s/python-series-23-task-scheduling-en.webp)
[2026] Python Task Scheduling | Automate Jobs with schedule, APScheduler, and cron
Schedule recurring Python jobs: schedule library, APScheduler cron and intervals, cron on Linux/Mac, Windows Task Scheduler, plus backup and scraping ex...