#week 4 — Taming Logs, ASTs, and Graphs
Dec 26, 2025 · 4 min read · This week in CodeAtlas was all about building the repo_parser, normalizing ASTs, wrangling Neo4j graphs, and surviving Node.js quirks. Lots of learning, debugging loops, and small victories! 1. Repo Parser: Building the Core Route I started implemen...
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CodeAtlas: Enhance Your Repository with Static AST Visualization
Nov 30, 2025 · 5 min read · Understanding a large or unfamiliar codebase is one of the hardest challenges for developers, students, and open-source contributors. Modern applications often span hundreds of files, multiple languages, and deeply intertwined module dependencies. Ma...
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Shunting Yard and Thompson's Algorithms
Aug 10, 2025 · 3 min read · When most people think of “regex engines,” they imagine complicated parsers or some mystical black box that magically matches strings.Underneath, the best of them use two brilliantly simple ideas — one to turn your messy regex into clean instructions...
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Internals of Python's print("Hello World")
May 30, 2025 · 5 min read · "Hello, World!" – a programmer's first greeting. In Python, print("Hello World") displays this message, but its execution involves a fascinating journey. For mid-level and senior engineers, understanding these mechanics offers deeper insights into Py...
Join discussionWhy Intermediate Code is the Compiler's best friend
Jan 11, 2025 · 3 min read · [29] Intermediate Code The task of compiler is to convert the source program into machine program. But, it is not always possible to generate such a machine code directly in one pass. Typically compilers generate an easy to represent form of source l...
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Arithmetic Expressions Evaluator: Part 2
Sep 15, 2024 · 24 min read · Previous Posts: Creating TuffScript: Exploring Esoteric Programming Languages and Their Foundations Mastering Formal Grammars: An Introduction to the Chomsky Hierarchy Precedence and Associativity in Grammar Rules Mastering Lexical and Syntax Analysi...
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PyTA Project: Converting String Expressions to Z3 Constraints
Jul 18, 2024 · 7 min read · This article is a continuation of the previous task , which implements the parsing of container types (list/set/tuple) and operators to Z3 constraints. In today's task, we will implement the parsing for string variables and corresponding operators, i...
Join discussionPyTA Project: Implement a Custom Checker for Inconsistent or Missing Returns
Jun 19, 2024 · 11 min read · Today's task is to implement a custom checker for inconsistent or missing return statements for PythonTA (https://github.com/pyta-uoft/pyta), as a replacement of pylint's R1710 checker. A basic introduction of how to create a custom pylint checker ca...
Join discussionPyTA Project: Depth-First Search for Control Flow Graph
Jun 7, 2024 · 9 min read · Today's task is to implement a function that takes a PythonTA control flow graph and returns all paths in the graph. In this article, I will first give an overview of modules related to control flow graph, and then provide an implementation of the fu...
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