The black box in your PDF is a shape, not a delete key
There are two ways to black out a name in a PDF. The first deletes the text and then draws a black rectangle where it used to be. The second just draw…
Team Management
⚑ Report a ProblemLatest Team Management news from Tech News
All topics
Culture
agents
ai
api
architecture
automation
beginners
career
claude
devchallenge
devops
discuss
javascript
llm
machinelearning
mcp
opensource
productivity
programming
python
react
saas
security
showdev
softwareengineering
startup
testing
tutorial
typescript
webdev
PDF Tamper Detection API for C#: ASP.NET Core Integration Guide
Originally published at htpbe.tech . The version on htpbe.tech stays in sync with the latest detection algorithm — refer to it for the canonical text.…
I built a client-side trade document validator — no upload, no server, just the browser
The problem I kept hitting: an international invoice with a line total that's off by a cent, or an HS code that appears in the commercial invoice but …
A Practical Three-State Validation Model for User-Generated PDFs
Most form validation libraries answer one question: is this field valid? Document-generation products need to answer a harder question: is this file s…
I kept rebuilding the same PDF plumbing — so I turned it into one API
Every app eventually needs documents. Invoices. Reports. Exports. Parsing whatever a user uploads. And every single time, you end up doing the same un…
Snappt Alternative: A Self-Serve PDF Fraud Detection API for Rental & Beyond
Originally published at htpbe.tech . The version on htpbe.tech stays in sync with the latest detection algorithm — refer to it for the canonical text.…
PDF Tamper Detection API for Java: Spring Boot Integration Guide
Originally published at htpbe.tech . The version on htpbe.tech stays in sync with the latest detection algorithm — refer to it for the canonical text.…
SBA-7a Loan Stip Fraud Detection: Post-PPP Lessons
Originally published at htpbe.tech . The version on htpbe.tech stays in sync with the latest detection algorithm — refer to it for the canonical text.…
How to Make a PDF Look Scanned in the Browser
Making a PDF look scanned is a surprisingly practical document-processing problem. Users often want a digital PDF to resemble a printed, signed, and r…
Generate, read, and merge PDFs in PHP — no GPL, no FPDI
Every PHP project eventually needs a PDF — an invoice, a ticket, a report, a signed contract. And every time, you hit the same two walls: Generating P…
Why HTML-to-PDF Breaks in Production (and What to Use Instead)
Almost every "generate a PDF" feature starts the same way. You already have HTML. You already have CSS. So you reach for the obvious move: render the …
The case for deterministic PDF filling
AI can read almost any document now. The harder question is what writes the answer back — and for anything an auditor might ever look at, that write s…
Why Building a PDF Engine in Go Will Help You Understand Go Concepts Better
There is a class of projects that teaches you more about a language than any tutorial ever could. Building a PDF engine from scratch in Go is one of t…
I built a small tool to make PDFs easier to read at night
I read a lot of PDFs at night, especially on my phone. And honestly, PDFs are not great for that. Most of them still feel like digital paper: white ba…
I Built pretext-pdf: Serverless PDFs Without Chromium
I Built pretext-pdf: Serverless PDFs Without Chromium I got frustrated with PDF generation in Node.js. Every tool had trade-offs, and none of them fel…
I Needed to Remove a QR Code from an Image, But Every Solution Was Complicated
A few weeks ago, I was updating some marketing assets for one of my projects. Everything looked good until I noticed a small problem. The image contai…
Generating PDFs shouldn't be this hard in 2026
There's a moment every developer knows. You need to generate a PDF. It looks simple. You've done harder things. Three hours later, you're reading a St…