Blog

Python tutorials and tips on the Academify blog. Learn programming with examples, exercises, and projects from basic to advanced

Python sys Module for Beginners

Learn Python's sys module: check Python version, read command-line args with sys.argv, manage sys.path, use sys.exit(), and measure object size.

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Reading time: 3 minutes

Automation and Scripts

Automate File Backups with Python

Learn how to automate file backups with Python using shutil, os, pathlib, and datetime: define source/destination, copy folders, and schedule

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Reading time: 3 minutes

Python with Statement: Safe File Handling

Learn how Python's with statement safely opens files: automatic close, read/write modes, CSV handling, multiple files, and context manager basics.

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Reading time: 3 minutes

Python math Module: Mathematical Operations

Learn Python's math module: sqrt, pow, ceil, floor, trig functions, logarithms, constants like pi and e, and special numeric checks

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Reading time: 3 minutes

Why Is Your Python Script Slow? Fixes

Learn why Python scripts run slowly and how to fix it: use built-ins, list comprehensions, sets, generators, NumPy, cProfile profiling,

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Reading time: 3 minutes

Python Threading: Stop Your Script From Freezing

Learn Python threading: why scripts freeze, create and start threads, use join(), avoid race conditions with Lock, and use ThreadPoolExecutor

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Reading time: 4 minutes

Create Executable Python Scripts Easily

Learn to create executable Python scripts using PyInstaller: set up a virtual environment, build a single-file .exe, add an icon,

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Error Resolution

Fix Python UnicodeDecodeError Simply

Fix Python UnicodeDecodeError: always specify encoding, use chardet to auto-detect, handle CSV files with Pandas, and apply try/except fallback.

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Reading time: 3 minutes