May 20, 2023 · Information Security

Build a Simple Python Port Scanner: Step‑by‑Step Guide

This article explains how to create a Python‑based network port scanner that probes a target host, uses sockets and multithreading to detect open TCP ports, and provides clear usage instructions, sample code, and optional enhancements for faster or more comprehensive scanning.

Argument ParsingPort ScannerPython

0 likes · 9 min read

Build a Simple Python Port Scanner: Step‑by‑Step Guide

Qunar Tech Salon

Dec 29, 2017 · Fundamentals

12 Essential Python Programming Basics: Regular Expressions, Directory Traversal, List Sorting, Deduplication, Dictionary Sorting, Data Conversion, Time Operations, Command‑Line Parsing, Print Formatting, Base Conversion, System Commands, Signal Handling, and File I/O

This article presents a concise collection of twelve fundamental Python techniques—including regex substitution, directory walking, list sorting and deduplication, dictionary sorting, conversions between dict/list/string, time manipulation, getopt argument parsing, formatted printing, numeral base conversion, executing system commands, handling Ctrl+C/Ctrl+D signals, and file reading/writing—each illustrated with ready‑to‑run code snippets.

Argument ParsingData StructuresPython

0 likes · 14 min read

12 Essential Python Programming Basics: Regular Expressions, Directory Traversal, List Sorting, Deduplication, Dictionary Sorting, Data Conversion, Time Operations, Command‑Line Parsing, Print Formatting, Base Conversion, System Commands, Signal Handling, and File I/O