Tymscar

My Monitor Was Cutting My Download Speed by 75%

2026-11-15Oscar Molnar
#networking  #debugging  #apple  #macOS  #usb  #unifi 

Upload at 2.4 Gbps, download at 600 Mbps, same cable and same adapter. Here’s how I tracked it down to my Studio Display XDR, a tiny buffer, and a USB burst size of four packets.

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Ctrl+F Finds Words. I Wanted It to Find Answers.

2026-09-30Oscar Molnar
#browser-extension  #firefox  #chrome  #safari  #typescript  #ai  #jev 

I built Hunch, a find-in-page extension for Firefox, Chrome and Safari that highlights the paragraphs that answer your search, not just the ones that contain the same words.

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How To Report A Bug So It Actually Gets Fixed

2026-08-23Oscar Molnar
#technical  #development  #java  #kotlin  #jvm  #debugging 

A production ByteBuf leak took me from Netty logs to a fix shipped by Microsoft in a few weeks. Here is the step-by-step process I use to report bugs so they actually get fixed.

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I Designed A Custom PCB To Avoid Pressing A Button Three Times

2026-07-25Oscar Molnar
#pcb  #electronics  #easyeda  #jlcpcb  #attiny85  #soldering  #home-assistant  #opensource-hardware 

My night light always booted up too bright, so I designed a PCB that presses its button for me.

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Do Wavy Walls Really Use Fewer Bricks? I Tested It in Blender

2026-07-04Oscar Molnar
#blender  #geometry-nodes  #simulation  #3d  #physics  #architecture 

Do crinkle crankle walls actually save bricks? Geometry nodes, rigid body sims, and some answers.

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