Programming Tutorials

TL;DR Shipped an email broadcast module: audience filtering, suppression, queued per-recipient sends, delivery tracking. Fixed a silent im

TL;DR Shipped an email broadcast feature: audience filter → suppression gate → one queued job per recipient → per-recipient status ledger.

TL;DR Rewrote a bootstrap seeder so the deployment stack — DB engine, queue runner, PHP version — is config, not hardcoded. Renamed it awa

This tutorial walks you through how to safely handle form submissions from an HTML page into a MySQL database. We will use PDO (PHP Data Objects) beca

Most security tools ask a lot of you before they tell you anything: create a cloud account, wire up CI, install a scanner and its dependencies, maybe

Introdução A análise de vulnerabilidade de rede é um exercício constante de compreensão de como os dados trafegam e são interpretados por dispositi

tableau vs power bi used to be the whole BI-tool interview question — and in 2026 it is only the opening move. The reality on the ground is a four-cor

hex vs mode is the single biggest analytics-notebook procurement call a data team makes in 2026 — and the one most teams get wrong on the first try be

Word Frequency Analysis: What Your Text Is Really Saying Every piece of writing has a fingerprint — not in the ideas it expresses, but in w

gaming data engineering is the single most under-documented specialisation in the data-platform world in 2026 — and the one where a senior interviewer

If you need to pull GLEIF LEI data at scale and there's no clean official API, this guide shows how to export it to JSON, CSV or Excel in a couple of

If you need to pull Bulk Email Deliverability data at scale and there's no clean official API, this guide shows how to export it to JSON, CSV or Excel

adtech data engineering is the single most under-appreciated senior-DE specialisation in 2026 — a stack that combines sub-100ms real-time bidding, fin

If you need to pull USAJobs data at scale and there's no clean official API, this guide shows how to export it to JSON, CSV or Excel in a couple of mi

A user tells you they never got the password-reset email. You check: WordPress says it sent. wp_mail() returned true. There is nothing in the logs, be

I saw Neon’s announcement of the @neon/sdk TypeScript client this morning and instantly thought about the countless scripts I’ve written to spin up te

Hello everyone! The long-awaited TypeScript 7 was finally released the other day. And the new features it brings are truly astonishing. Several month

Where AI marketing automation breaks in real workflows A workflow can look automated while still producing weak segments, unclear approvals

Exploring the Future of Backend Development: Rust and Go in Action By Web Developer Travis McCracken As a passionate Web Developer specializing in ba

I needed to convert a 300-page scanned English textbook into Marathi while keeping the original layout intact — headings, tables, the works. The "obvi