Sargable Queries & MUL Indexes; or Why My Query is Slow You’re on Ops. Debugging Error-s in Invoicing Rails app, as usual. They’re stored in MySQL and accessed through ActiveRecord and some helper methods. They’ve already been updated with a status_message, so now it’s time to dig in and investigate.
America Has Lost the Trade War with China, and the Real Pain Has Yet to Begin Corporate America sacrificed national interests in service of greed, and so did the U.S. government. As we all know, the source of Corp...
Code Review is Work - Tyler Cipriani Software companies have tried to measure productivity with time tracking, counting closed bugs, and, infamously, by counting lines of code. But what are organizations doing about the time developers lose waiting for code review?
Could Vaccinating Young People Before Old People Save More Lives? Vaccines are tackling the COVID-19 epidemic in two ways: reducing the severity of infections, and preventing their transmission. Both mechanisms save lives, but the vaccination strategies that leverage each can be conflicting.
Move beyond passwords - WWDC21 - Videos - Apple Developer Despite their prevalence, passwords inherently come with challenges that make them poorly suited to securing someone's online accounts...
Introduction to open source private LTE and 5G networks | Ubuntu It’s so easy these days to set-up your own WiFi network. You order a router online, plug it into the electrical socket, define a password and you’re good to go. WiFi is fast, reliable and easy to use. But if you want to cover a wider area or connect hundr...
8K Vrroom 40Gbps | HDFury.com | Connect and Fix everything in HDMI The Vrroom Kit includes: Vrroom unit Choice of power supply IR RX Sensor cable (9ft) DB9 > RS232 jack cable (1ft) Jack Optical cable (4.5ft) Downscale, Passthru or Upscale VRR or ANY signal while extracting full audio from ANY HDMI source to feed ANY...
Download file via ajax Hello and welcome 😀, In a previous post we discussed how to create a zip file on demand on the server so that it can be served via Web API. The code for the previous post and this one for can be fo…
Profile memory allocations with Perfview How to connect AllocationTick events to the corresponding callstacks thanks to the Microsoft Perfview free tool.
Please, enough with the dead butterflies! - Emily S. Damstra We all have pet peeves, even though there's a lot going on in the world that makes them pretty insignificant. While acknowledging that there are many more
Welcome to Cloudflare Impact Week This week we kick off Cloudflare's first Impact Week. We originally conceived the idea of the week as a way to highlight some of the things we were doing as a company around our environmental, social, and governance (ESG) initiatives.
Agile at 20: The Failed Rebellion The Agile Manifesto turned 20 this year, and there are two facts that seem self-evident: Agile, as a label, won; nobody wants to be called non-Agile.
Coding Shorts: Changes to Coming to Startup in .NET 6 Coding Shorts: Changes to Coming to Startup in .NET 6
Xamarin Android Download Manager Advanced Guide - Cool Coders This post guides you through using the Xamarin Android Download Manager to download files of all sizes, and monitor download progress.
Is It Possible To Make IoT Devices Private? Amazon Echo Dot Does Not Wipe Personal Content After Factory Reset IoT devices that record copious details of the daily lives of users raise natural privacy concerns. A history-clearing factory reset on the Echo Dot does not appear to clear that data.
Electromagnetism is a property of spacetime itself, study finds Imagine if we could use strong electromagnetic fields to manipulate the local properties of spacetime—this could have important ramifications in terms of science and engineering.