~/talks

Tishampati Dhar

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titleconferencedate
Modernizing Legacy: Wrapping a 25+ Year Computational Fluid Dynamics CodebasePyCon AU 20252025-09-12
A 25+ year-old C++ CFD model is wrapped with C-interop so Python notebooks can invoke compiled simulations and return temperature and algal‑bloom outputs…
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Aquawatch Data Systems a cloud solution for water quality monitoring and forecastingFOSS4G SotM Oceania 20242024-11-05
A cloud platform built on AquaWatch Data Systems and CSIRO’s EASI ingests Sentinel, Landsat and hyperspectral scenes, runs acolyte atmospheric correction (a…
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OpenDataCube - Petabyte Scale Satellite Imagery Processing in PythonPyCon AU 20232023-08-18
A working claim: a single Python API call — datacube.load() single API — lets users query and lazily process continental petabytes of satellite imagery indexed…
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Open Hardware Weather Radarlinux.conf.au 20222022-01-14
Builds an experimental microwave radar system using LimeSDR and FPGAs with frequency doublers and power amplifiers targeting ISM bands around 2.5, 5 and 10 GHz…
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Confessions of a Crypto Minerlinux.conf.au 20222022-01-14
Describes installing a CPU miner then scaling to 20 GPUs, FPGAs and ASICs (Antminers, an Eisen bought for ~$200 and later resold for ~$2,000), flashing…
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Essential-8 Security in Practice with Kuberneteslinux.conf.au 20212021-01-23
Kubernetes cluster stack is codified as terraform modules (github datacube-k8s-eks) with Helm charts, Flux GitOps and Trivy image scans, Cilium network…
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Sunday Lightning TalksPyConline AU 20202020-09-04
Fourteen five-minute segments show what was actually done: a Spanish game‑dev Twitter bot (esgamedevbot with ~1,000 followers), a Python 2 SRF bypass…
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Piping Rain in Python - Adventures in a minute latency Radar PipelinePyConline AU 20202020-09-04
A passive radar pipeline is built from an SDR and Intel NUC feeding images into S3 and DynamoDB, processed by small Python services (Flask, OpenCV…
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Using WhatsApp as a Command Line ( Breaking out of the walled Garden)linux.conf.au 20202020-01-13
Shows concrete methods to automate WhatsApp: reverse-engineered protocol libraries (Yowsup), Puppeteer with WhatsApp Web, Android notification listeners…
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OpenWRT for Energy Monitoringlinux.conf.au 20202020-01-13
A DIN‑rail energy monitor is built around Microchip energy‑ASIC over SPI with voltage and current channels (two‑channel sampling shown), migrating from…
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Saturday PM Lightning TalksPyCon AU 20172017-08-03
Seven-minute rapid-fire demos cover working microPython on FPGA (real hardware and QEMU, $50 boards), a national course with 10,000 students need tutors, a…
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