Quality isn't decided in the final review. The teams with the smoothest launches built it through daily habits, long before anyone thought about a release date.

Flat-file style databases were designed to fit the constraints of the systems they were running on. You specify your schema in terms of "how many characters in a file we use to store this data", meaning something like this: JOHN SMITH 12343rd StAnytown PA12345 is read in my knowing that the first na...

Filtering rows in a Python Pandas data frame? Use .loc: pd.col refers to the previous line’s returned data frame. So we can stack them: The post Filtering rows in Pandas with .loc and pd.col appeared first on LernerPython.

A lesser detective would have looked for Anna in theaters, laboratories, and morgues, as she had been a...

Aggregate Performance Reporting Format (APRF) is a proposed email feedback mechanism that would show what happens to emails after inbox providers accept them.

Just released: Kubo 0.43.0!

Agents Week explores how cloud infrastructure must evolve to serve autonomous agents rather than human browsers. Join us as we unpack the storage, execution, and security primitives needed for an agent-native web.

Recently, I’ve been thinking a lot about the pace of our work. If you’re like me, you’ve probably noticed that using LLMs and AI agents can accelerate our output exponentially. It’s a rush. We can spin up environments, stub out boilerplate, and debug in seconds. We are moving projects forward, shipp...

How much memory does a Python list use? sys.getsizeof will tell you, sort of: It reports the memory used by the list, but not its elements: The post Python list memory: Why sys.getsizeof ignores the elements appeared first on LernerPython.

Build an outstanding hiking trail application with trails near you and essential map features tailored for outdoor enthusiasts.

Building my own agent has been fun. Sure, I could have opted for an off-the-shelf solution, but I wanted control. The ironic part is that I'm using that control to offload more control to the agent. Recent experiments have included letting the agent work on itself. Super meta, but didn't quite go as...

We’re into the thick of summer and the days have been long and hot—just the way I like it. Pushing the One and Only Edge Back in March, I mentioned having some ideas but wanting at least one edge to push. Turns out, the only edge I pushed was using scroll-based animations. Dullest edge pushing ever....

Black Forest Labs' FLUX 3 pioneers unified multimodal generation—beating Seedance 2.0 and Grok Imagine. Continue reading FLUX 3 Multimodal AI: How Black Forest Labs’ Model Beats Seedance 2.0 and Grok on SitePoint.

Addresses the #1 pain point for developers using local LLMs: VRAM bottlenecks. Explains why GPUs run out of memory mid-conversation and provides a visual calculator for model weights + KV cache + overhead. Continue reading The KV Cache Survival Guide: Why Your GPU Runs Out of Memory with Local LLMs ...

Critiques the policy's impact on indie devs and explores sideloading alternatives. Continue reading Android Dev Verification: Is Google's New Rule a Security Win or Dev Burden? on SitePoint.

Provides a clear framework for choosing between Q4, Q6, and Q8 quantization levels, with side-by-side quality comparisons and real-world examples of when the differences matter. Continue reading Q4 vs Q6 vs Q8: The Quantization Decision Framework for Local LLMs on SitePoint.

Anthropic's Claude has been quietly marking API requests steganographically. Here's what that means for developers building on the platform. Continue reading Claude's Steganographic Request Marking: What Developers Need to Know on SitePoint.

A political campaign runs on volunteers, and almost none of those volunteers are programmers. For more than the past six months, I’ve been volunteering for a U.S. Senate campaign, building tools that help the campaign and other volunteers organize people and visualize data. What started as a small b...

The nc command (netcat) is a lightweight but surprisingly powerful networking tool for port testing, file transfers, banner grabbing, and connectivity debugging. This practical guide covers the flags and real-world usage patterns that Linux users and sysadmins actually reach for.Continue reading...

We built an eval for our Row Level Security guide, found agents were granted risky default database access, and fixed the docs until the eval passed.

Want stderr in your Python program to go somewhere else? Use redirect_stderr in contextlib: The post Redirecting stderr in Python: Using contextlib.redirect_stderr appeared first on LernerPython.

Introduction At Grab, analytics sits close to almost every decision that matters. Our north star is the democratisation of intelligence, ensuring that anyone making a business call has immediate access to trustworthy answers. Over the last two years, model capability has crossed a threshold enabling...

I just did a team's worth of work in 5 days. Honestly I am shook to the core of my 20 YoE

A technical deep dive comparing custom vs off-the-shelf ERP - schema ownership, infrastructure, performance tuning, and five-year total cost of ownership. Continue reading Custom ERP vs Off-the-Shelf ERP: A Technical and Infrastructure Deep Dive on SitePoint.

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