📰 Dev.to · DevToolsmith
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⚡ AI Lessons

Dev.to · DevToolsmith
6h ago
NIS2 Directive 2025: What Software Companies Need to Do Now
NIS2 (Network and Information Security Directive 2) came into EU law in October 2024. Unlike GDPR, which targets data protection, NIS2 targets **operational res

Dev.to · DevToolsmith
2d ago
Visual Regression Testing with Screenshot APIs: Catch UI Bugs Before Users Do
Unit tests check logic. Integration tests check API contracts. But neither catches the CSS regression that moves your checkout button off-screen in Safari, or t

Dev.to · DevToolsmith
3d ago
Screenshot APIs vs Headless Chrome: Benchmarks, Costs, and Decision Framework
Every developer who needs to automate screenshots eventually asks: should I run Puppeteer/Playwright myself, or use a screenshot API? I've done this comparison

Dev.to · DevToolsmith
4d ago
5 Dev Tools I Built in 4 Months — What Worked, What Flopped
Solo founder retrospective: shipping 5 production dev tools in 4 months. What worked, what flopped, and what I would do differently.

Dev.to · DevToolsmith
4d ago
Building an Automated Invoice Processing Pipeline with Node.js
Accounts payable teams spend an average of 3.7 minutes manually processing each invoice. At 200 invoices per month, that's 12+ hours of data entry. Here's how t

Dev.to · DevToolsmith
6d ago
Building Retention Playbooks: Proven Strategies to Reduce SaaS Churn
Churn reduction is not a single tactic — it's a system. The best SaaS companies treat each at-risk customer segment differently, with specific playbooks tailore

Dev.to · DevToolsmith
1w ago
The SaaS Revenue Leak: How Failed Payments Are Silently Killing Your MRR
Every SaaS founder knows about voluntary churn — customers who cancel because they're not seeing value. But there's a second, quieter type of churn that often g

Dev.to · DevToolsmith
1w ago
GDPR Audit Automation: 5 Compliance Checks You Are Probably Missing
GDPR has been enforceable since 2018, yet enforcement actions keep increasing year after year. The problem isn't that developers don't care — it's that most com

Dev.to · DevToolsmith
1w ago
Visual Regression Testing with Screenshot APIs: Catch UI Bugs Before Users Do
Unit tests check logic. Integration tests check API contracts. But neither catches the CSS regression that moves your checkout button off-screen in Safari, or t

Dev.to · DevToolsmith
1w ago
Screenshot APIs vs Headless Chrome: Benchmarks, Costs, and Decision Framework
Every developer who needs to automate screenshots eventually asks: should I run Puppeteer/Playwright myself, or use a screenshot API? I've done this comparison

Dev.to · DevToolsmith
⚡ AI Lesson
2w ago
Building an Automated Invoice Processing Pipeline with Node.js
Accounts payable teams spend an average of 3.7 minutes manually processing each invoice. At 200 invoices per month, that's 12+ hours of data entry. Here's how t

Dev.to · DevToolsmith
2w ago
Structured Data Extraction from PDFs: Regex vs Template Matching vs AI
Invoice processing is one of those problems that looks simple until you actually try to build it. Reading data from a PDF invoice should be straightforward — bu

Dev.to · DevToolsmith
2w ago
Building Retention Playbooks: Proven Strategies to Reduce SaaS Churn
Churn reduction is not a single tactic — it's a system. The best SaaS companies treat each at-risk customer segment differently, with specific playbooks tailore

Dev.to · DevToolsmith
2w ago
The SaaS Revenue Leak: How Failed Payments Are Silently Killing Your MRR
Every SaaS founder knows about voluntary churn — customers who cancel because they're not seeing value. But there's a second, quieter type of churn that often g

Dev.to · DevToolsmith
3w ago
GDPR Audit Automation: 5 Compliance Checks You Are Probably Missing
GDPR has been enforceable since 2018, yet enforcement actions keep increasing year after year. The problem isn't that developers don't care — it's that most com

Dev.to · DevToolsmith
3w ago
Visual Regression Testing with Screenshot APIs: Catch UI Bugs Before Users Do
Unit tests check logic. Integration tests check API contracts. But neither catches the CSS regression that moves your checkout button off-screen in Safari, or t

Dev.to · DevToolsmith
3w ago
Cryptographic audit trail for document APIs (Merkle tree, pure Node crypto, $0 cost)
Healthcare and legal customers kept asking the same question about our document extraction...

Dev.to · DevToolsmith
3w ago
Cookie banner auto-dismiss patterns for 12 CMPs (open source rules)
If you take screenshots of websites programmatically, the GDPR cookie banner is your number-one...

Dev.to · DevToolsmith
3w ago
Screenshot APIs vs Headless Chrome: Benchmarks, Costs, and Decision Framework
Every developer who needs to automate screenshots eventually asks: should I run Puppeteer/Playwright myself, or use a screenshot API? I've done this comparison

Dev.to · DevToolsmith
⚡ AI Lesson
3w ago
Building an Automated Invoice Processing Pipeline with Node.js
Accounts payable teams spend an average of 3.7 minutes manually processing each invoice. At 200 invoices per month, that's 12+ hours of data entry. Here's how t

Dev.to · DevToolsmith
3w ago
The SaaS Revenue Leak: How Failed Payments Are Silently Killing Your MRR
Every SaaS founder knows about voluntary churn — customers who cancel because they're not seeing value. But there's a second, quieter type of churn that often g

Dev.to · DevToolsmith
1mo ago
NIS2 Directive 2025: What Software Companies Need to Do Now
NIS2 (Network and Information Security Directive 2) came into EU law in October 2024. Unlike GDPR, which targets data protection, NIS2 targets **operational res

Dev.to · DevToolsmith
⚡ AI Lesson
1mo ago
I shipped a "PDF to JSON" API and forgot to handle PDFs. Here's the 30-min fix.
Real customer test surfaced a missing branch in a PDF extraction demo route. UTF-8 decoding the binary stream produced garbage. Magic-bytes detection + Promise.

Dev.to · DevToolsmith
1mo ago
Visual Regression Testing with Screenshot APIs: Catch UI Bugs Before Users Do
Unit tests check logic. Integration tests check API contracts. But neither catches the CSS regression that moves your checkout button off-screen in Safari, or t
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