code-quality
Safeguard articles tagged "code-quality" — guides, analysis, and best practices for software supply chain and application security.
17 articles
AI code review: what it actually catches versus misses
GitClear's 211M-line study found copy-pasted code rose from 8.3% to 12.3% of changes from 2020 to 2024 — even as AI reviewers flag more comments, the defects that matter most still slip through.
Why AI-generated code quality problems compound into security risk
Developers using AI coding assistants wrote less secure code in 4 of 5 tasks in a 2023 Stanford study — and were more confident it was safe.
DeepSource vs CodeQL: comparing SAST platforms for modern engineering teams in 2026
How DeepSource and CodeQL compare on rule depth, autofix capability, language coverage, and the workflow that drives adoption inside engineering organizations.
eslint-plugin-unused-imports: Cleaner Code, Smaller Surface
eslint-plugin-unused-imports auto-removes dead imports that the base ESLint rule only warns about. Here is how to configure it correctly on ESLint 9.
eslint-plugin-import and import-helpers: Order Your Imports, Catch Mistakes
eslint-plugin-import-helpers gives you fully configurable import ordering; eslint-plugin-import catches the real bugs — unresolved paths, phantom dependencies, cycles. Most codebases want both.
Java Error Checkers: Compilers, Linters, and Static Analysis
A guide to the Java error-checking stack — the compiler, linters like Checkstyle, bug finders like SpotBugs and Error Prone, and security scanners — and which one catches which class of problem.
How Snyk Code differentiates Security issues from Code Qu...
Snyk Code splits every finding into a security vulnerability or a code quality issue. Here's how that classification actually works under the hood, and why the split matters for triage.
How Snyk Code's duplicate and similar-code detection supp...
Snyk Code once shipped duplicate and similar-code detection under its Code Quality rules. Here's how it worked, and what its 2025 retirement means for teams.
Python Syntax Checker: Catching Errors Before They Ship
A Python syntax checker validates that your code parses and follows the rules of the language before you run it. Here are the tools that do it and how they fit a secure pipeline.
How to Check Code for Security Bugs Before You Ship
Learning to check code for security issues means layering the right tools in the right order. Here is a practical workflow that catches real bugs without drowning you in noise.
JavaScript Checker: How to Scan JavaScript Code for Bugs and Vulnerabilities
A JavaScript checker can mean a linter, a type checker, or a security scanner, and you want all three. Here is what each catches and how to wire them into one pipeline.
java.lang.NullPointerException: Causes, Fixes, and Prevention
What actually throws java.lang.NullPointerException, how to read the helpful messages modern JVMs print, and the handful of patterns that keep null out of your call paths.
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