Tag

#softwareengineering

214 posts3 followers

Explore Hashnode

Alternatives

Doogal Simpson29m ago · 4 min read

Transactional Outbox Pattern: Fix Dual Writes

Writing to a database and immediately publishing an event to a message broker in separate steps causes distributed state inconsistencies whenever network drops or crashes occur. The Transactional Outb

doogal.dev

Lucas Shaw1d ago · 4 min read

From vibe-coded prototype to production: what breaks first

Vibe coding is real, and it is useful. Describe what you want, let an AI tool build it, and a weekend later you have something you can click through and show people. For testing an idea, that is a gen

sucrestudios.hashnode.dev

akram1d ago · 12 min read

How to Choose a Self Hosted Retrospective Tool

A self hosted retrospective tool is the right choice when your organization needs tighter control over team data, access policies, integrations, and deployment than a shared SaaS product can provide.

4 esparksit.hashnode.dev

Doogal Simpson2d ago · 4 min read

Java Date Formatting Bug: YYYY vs yyyy Explained

In Java date formatting, uppercase YYYY represents the week-based year, while lowercase yyyy represents the calendar year. Using YYYY can cause dates in late December to print as the following calenda

doogal.dev

EmailCheckPro2d ago · 5 min read

Mitigating User Input Errors in Email Collection Workflows

In modern web applications, the registration flow is the primary gateway for user acquisition. However, a common friction point arises when users mistype their email addresses. A simple typo—like gami

emailcheckpro-blog.hashnode.dev

Doogal Simpson3d ago · 5 min read

How GPS Works: Why Positioning Requires 4 Satellites

TL;DR: GPS is fundamentally a distributed network of atomic clocks broadcasting timestamps from space. Your phone calculates its location by measuring signal propagation delays. Because smartphone qua

doogal.dev

Doogal Simpson4d ago · 5 min read

SQL NOT IN vs NOT EXISTS: Handling NULL Values Safely

Quick Answer: In SQL, using WHERE column NOT IN (SELECT ...) returns zero rows if the subquery contains a single NULL. This occurs because NOT IN expands to chained != operators joined by AND, and any

4 doogal.dev

akram3d ago · 12 min read

Software Development Cost Calculator: A Practical Guide

A software development cost calculator can help you create an early budget range for an app, platform, or modernization project, but it should be treated as a starting point, not a binding quote. For

6 esparksit.hashnode.dev

Doogal Simpson5d ago · 4 min read

Measuring Execution Time Safely with Monotonic Clocks

Quick Answer: Measuring execution time using wall-clock functions like Date.now() or System.currentTimeMillis() can yield negative durations if your server synchronizes its clock mid-operation. To mea

1 doogal.dev

akram5d ago · 13 min read

E164 Phone Number Normalization: A Practical Guide

E164 phone number normalization is the process of converting phone numbers into the international E.164 format so they can be stored, compared, and routed consistently across systems. In practice, tha

5 esparksit.hashnode.dev

Search Hashnode

Explore Hashnode

Trending tags this week

Transactional Outbox Pattern: Fix Dual Writes

From vibe-coded prototype to production: what breaks first

How to Choose a Self Hosted Retrospective Tool

Java Date Formatting Bug: YYYY vs yyyy Explained

Mitigating User Input Errors in Email Collection Workflows

How GPS Works: Why Positioning Requires 4 Satellites

SQL NOT IN vs NOT EXISTS: Handling NULL Values Safely

Software Development Cost Calculator: A Practical Guide

Measuring Execution Time Safely with Monotonic Clocks

E164 Phone Number Normalization: A Practical Guide