Tech Articles
Curated developer articles, tutorials, and guides – auto-updated hourly
MTIndieDev5d ago • 1 min read
DevLog Life of Alex - Inventory, Interaction, Pick-up, Use and Drop Systems
Today I want to give you a first look at one of the systems I’ve been working on for my game: the...
#gamedev#unrealengine#devlog#indiedev
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MTIndieDev5d ago • 1 min read
Devlog 2 Life of Alex - Illumination Systems
In this devlog, I’m showcasing the Flashlight, Lantern, and Battery Systems I’ve built for my game i...
#gamedev#devlog#indiedev#unrealengine5
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!["[260927] R9700 백업 GPU, 병목 원인과 죽은 슬롯 감지기"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Foargk929go58letih9kl.png)
finaltype4d ago • 1 min read
"[260927] R9700 백업 GPU, 병목 원인과 죽은 슬롯 감지기"
백업 경로가 왜 동시 요청을 늘려도 안 빨라지는지 원인을 찾았고, 슬롯이 죽어서 응답이 폭주하는 문제를 잡아내는 감지기를 만들었습니다. 지난 며칠의 이어지는...
#quant#trading#devlog
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!["[260928] R9700 Backup GPU - Wiring Self-Healing In and Rechecking the Concurrency Bump"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2F3nccwp7nogp812vlxm1h.png)
finaltype3d ago • 3 min read
"[260928] R9700 Backup GPU - Wiring Self-Healing In and Rechecking the Concurrency Bump"
I wired an actual fix action onto yesterday's dead-slot detector, and found that raising concurrent....
#quant#trading#devlog
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!["[Sep 22-27] Stacking Safety Nets While Re-Checking Whether Fixes Actually Worked"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fel5r6qp9b0n5o9y6qgt3.png)
finaltype4d ago • 6 min read
"[Sep 22-27] Stacking Safety Nets While Re-Checking Whether Fixes Actually Worked"
From a server degeneration guard to a dead-slot detector on GPU, several safety layers went up this....
#quant#trading#devlog
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!["[260922~260927] 안전장치를 겹겹이 쌓고, 전제를 다시 검증한 한 주"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Ff2wh1c9v3z72p19jqfxn.png)
finaltype4d ago • 1 min read
"[260922~260927] 안전장치를 겹겹이 쌓고, 전제를 다시 검증한 한 주"
서버 퇴화 감지부터 GPU 죽은 슬롯 감지까지 안전장치를 여러 겹 쌓았고, 그 사이사이 "고친 게 정말 원했던 걸 이뤘나"를 다시 검증해 틀린 전제를 찾아냈습니다. 이번 주는 두...
#quant#trading#devlog
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!["[260928] R9700 백업 GPU 자가치료 배선과 동시요청 상향 재검토"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2F5wsam6i6svuvawg5s5do.png)
finaltype3d ago • 1 min read
"[260928] R9700 백업 GPU 자가치료 배선과 동시요청 상향 재검토"
죽은 슬롯을 고치는 코드를 실전에 붙였고, 동시 요청을 더 늘리자는 판단이 틀린 전제 위에 있었다는 걸 확인했습니다. 어제 만든 감지기에 조치를 붙이는...
#quant#trading#devlog
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finaltype6d ago • 2 min read
R9700에서 35B MoE 모델을 돌려본 기록 - 백엔드, 동시성, MTP를 하나씩 재봤습니다
Vulkan이 이겼고, 동시 슬롯은 4개가 무릎이었고, MTP는 단일 요청에서만 도움이 됐습니다 R9700 구매 후기(새 창)에서 "결과가 나오면 따로 정리하겠다"고 약속했습니다...
#quant#trading#devlog
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!["[Sep 25] Making News Collection Real-Time and Shipping a Standby-GPU Safeguard"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fgfv5rzu4moa5zyuu87ed.png)
finaltype6d ago • 3 min read
"[Sep 25] Making News Collection Real-Time and Shipping a Standby-GPU Safeguard"
A structural change to news collection solved what a simple time shift couldn't, and a safeguard for...
#quant#trading#devlog
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!["[260925] 뉴스 수집 범위 실시간화와 보조 카드 안전장치 배포"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fibmjiil2r7ftj4ahqly1.png)
finaltype6d ago • 0 min read
"[260925] 뉴스 수집 범위 실시간화와 보조 카드 안전장치 배포"
어제 시각 조정만으로는 풀리지 않던 문제를 오늘 뉴스 수집 구조 자체를 바꿔서 풀었고, 보조 카드 상시운용을 위한 안전장치도 실제로 배포했습니다. 어제 못 푼.....
#quant#trading#devlog
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finaltype6d ago • 6 min read
Running a 35B MoE Model on the R9700 - I Measured the Backend, Concurrency, and MTP One at a Time
Vulkan won, four concurrent slots was the knee, and MTP only helped with a single request This is.....
#quant#trading#devlog
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finaltype6d ago • 2 min read
27B dense 모델을 RTX 5090 한 장에서 2배 빠르게 - 병목은 동시성 숫자가 아니라 KV 캐시였다
100종목 야간 배치를 6시간대에서 3시간 안쪽으로 줄인 과정과, 그 숫자를 믿으면 안 되는 이유들 밤마다 도는 100종목 분석 배치에 27B dense 모델을 쓰기로 했습니다....
#quant#trading#devlog
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!["[Sep 26] Retiring self-consistency checks and catching a test that was polluting the live ledger"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Flvqnz28k1fdf5xkknrau.png)
finaltype5d ago • 3 min read
"[Sep 26] Retiring self-consistency checks and catching a test that was polluting the live ledger"
I fully turned off a measurement I decided was wasting resources, and in the process found a test...
#quant#trading#devlog
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finaltype6d ago • 7 min read
Making a 27B Dense Model 2x Faster on One RTX 5090 - The Bottleneck Was the KV Cache, Not the Concurrency Setting
How I cut a 100-stock nightly batch from six-plus hours to under three, and why you shouldn't fully....
#quant#trading#devlog
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!["[260926] self-ρ 측정 전면 퇴역과 테스트발 원장 오염 발견"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2F2rfu17pss2tu118lkk68.png)
finaltype5d ago • 1 min read
"[260926] self-ρ 측정 전면 퇴역과 테스트발 원장 오염 발견"
자원 낭비로 판단한 측정 하나를 완전히 껐고, 그 과정에서 테스트가 실거래 원장에 가짜 기록을 남기고 있던 걸 찾아 정리했습니다. self-ρ 측정을 전면...
#quant#trading#devlog
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Patrick Hughes4d ago • 5 min read
A green check lied, so I built append-only status
On 2026-09-25, a false green report buried a real fix. I built append-only status receipts in config...
#devlog#buildinginpublic#aiagents#localai
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Patrick Hughes6d ago • 4 min read
I built refusals into my claim recorder
On September 23, I added write-time checks to my agent claim recorder. Six bad rows needed retractio...
#devlog#buildinginpublic#aiagents#localai
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Patrick Hughes4d ago • 5 min read
My security scanner reported green on zero repos
On 2026-09-26, three checks passed with clean exits while hiding broken work: empty scans, crawler t...
#devlog#buildinginpublic#aiagents#localai
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Patrick Hughes3d ago • 5 min read
I split crawler hits from my human sessions
On 2026-09-27, I fixed my traffic counter after bot rows inflated human sessions. I also shipped sho...
#devlog#buildinginpublic#aiagents#localai
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!["[260930] 모의계좌 장부대조 잔차 원인 규명과 방치된 경보 정리"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Farftetk7k14isg3ked3m.png)
finaltype1d ago • 1 min read
"[260930] 모의계좌 장부대조 잔차 원인 규명과 방치된 경보 정리"
9일 전 전혀 다른 종목 체결이 엉뚱한 매도에 잘못 붙었던 사고를 찾아냈고, 한 달 넘게 매일 울리던 미사용 경보 항목도 함께 정리했습니다. 원장과 브로커가 계속...
#quant#trading#devlog
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!["[2609] 공유계좌 실거래 확장과 GPU 이중화, 그 사이 측정 도구 자체의 결함들"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fohfwxs7eaceasqscuqu3.png)
finaltype1d ago • 1 min read
"[2609] 공유계좌 실거래 확장과 GPU 이중화, 그 사이 측정 도구 자체의 결함들"
이번 달은 공유계좌로 실거래 범위를 넓히고 두 번째 그래픽카드로 처리 능력을 이중화하는 진전이 있었고, 그 과정에서 벤치마크·리포트·안전장치 같은 측정 도구 자체의 결함을 반복해서...
#quant#trading#devlog
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!["[Sep 2026] Expanding Live Trading to a Shared Account, Doubling Up on GPUs, and the Measurement Tools That Kept Lying"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fm8gi1g87fbz2jq67jaog.png)
finaltype1d ago • 6 min read
"[Sep 2026] Expanding Live Trading to a Shared Account, Doubling Up on GPUs, and the Measurement Tools That Kept Lying"
This month's progress was expanding live trading to a shared account and doubling up on GPU capacity...
#quant#trading#devlog
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!["[260929] R9700 Backup GPU Total Failure - Getting the Cause Wrong Twice"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fhdgp7b06eo6k0ihqiu0g.png)
finaltype2d ago • 4 min read
"[260929] R9700 Backup GPU Total Failure - Getting the Cause Wrong Twice"
The self-healing I wired in last night didn't work at all this time, and while bringing back missing...
#quant#trading#devlog
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!["[260927] R9700 Backup GPU - Bottleneck Root Cause and a Dead-Slot Detector"](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fphap62eolg0zav5lrzqf.png)
finaltype4d ago • 3 min read
"[260927] R9700 Backup GPU - Bottleneck Root Cause and a Dead-Slot Detector"
I found why the backup path doesn't get faster with more concurrent requests, and built a detector.....
#quant#trading#devlog
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