Mohamed Elashri
A collection of notes about physics, programming and personal thoughts.
posts
micro
links
github
rss

2026

Apr 25
My new blog stack: Nida
posts
Apr 13
Fixing TorchAO when Downgrading PyTorch for AITune
posts
Apr 11
JSON formatting in browser is useful
posts
Apr 08
make: the automation layer I put on everything
posts
Apr 03
uv is a miracle for scientific computing
posts
Mar 24
My Sad thoughts appears to be a Greyware
micro
Mar 20
Mattermost is my new comment system
micro
Mar 17
SSH: LocalCommand
micro
Mar 16
SSH: ControlMaster
micro
Mar 15
SSH: AddKeysToAgent
micro
Mar 14
SSH: Escape Sequences
micro
Mar 13
SSH: Match sessiontype
micro
Mar 12
CUDA Memory Safety Problem
posts
Mar 12
SSH: Match version
micro
Mar 11
SSH: Channel Timeout
micro
Mar 10
SSH: Obscure Keystroke Timing
micro
Mar 08
You Can't Prompt Your Way to Live Data
posts
Mar 03
Register Spilling Analysis: How NVCC Manages the GPU Register File
posts
Mar 01
Particle Data Group website crashes VSCode
micro
Feb 17
TTree to RNTuple, A Modern Columnar Storage System
posts
Feb 15
The CUDA Metric That Gaslights You
posts
Feb 13
The Synchronous Call Hiding in Plain Sight
posts
Feb 12
The Infuriating Reality of CUDA Warp Divergence
posts
Feb 09
Domain Knowledge Is the New Syntax
posts
Feb 07
The devil inside GitHub
micro
Feb 05
Seafile WebDAV with Docker and Nginx Proxy Manager
posts
Feb 01
The Physics of 2+2 universe
posts
Jan 23
Breaking Thunderbird Free from Linux Package Lag
posts
Jan 14
The Mystery of the Missing Backtick
micro
Jan 12
Goodbye Kagi
posts

2025

Dec 29
I don't take photos, and it is fine
micro
Dec 25
Tools I Developed in 2025
posts
Dec 08
GitHub gh Copilot is dead
micro
Dec 07
ROOT CERN Colab Page
micro
Dec 02
The Quiet Progress of Particle Physics
posts
Nov 22
My private information is worth $30
micro
Nov 20
Docker v29 API Mismatch
micro
Nov 10
How much data does LHCb collect?
micro
Nov 01
AFS Permission Denied on lxplus Login
micro
Nov 01
Setup CERN Kerberos for SSH Authentication
posts
Oct 29
There is a comment section here
posts
Oct 21
My aggressive site blocking
micro
Oct 17
My First Firefox Extension: ImgBlock
micro
Oct 16
UC 2FA policy is not good
micro
Oct 12
Windsurf terminal exit with code 130
micro
Oct 06
My Lazy DNS Auto-Switch on macOS (Home vs CERN)
micro
Oct 03
GNN Acceleration on FPGAs for Fast Inference in Future Muon Triggers at HL-LHC
links
Oct 02
Curiosity About CERN's Budget
posts
Oct 01
Electron apps macOS system lag bug
micro
Oct 01
Optional vs Optional-Ref: The Lunchbox vs The Post-it
micro
Sep 30
ITerm2 RTL Support
micro
Sep 29
How to read arXiv daily
micro
Sep 17
My first macOS app
micro
Sep 06
Hardware projects I want to try
micro
Sep 05
This blog is using zola now
micro
Sep 03
GPUs vs FPGAs in LHCb Trigger: Gains and Losses
posts
Sep 01
New Academic Website
micro
Aug 31
CCCL for HEP Triggers
posts
Aug 28
Developing ROOT CERN in VSCode
posts
Aug 25
When the Kindle price is higher than the physical book
posts
Aug 24
Branching on GPUs
micro
Aug 20
I'm Tired of It All
posts
Aug 18
I added JS code to this blog
micro
Aug 10
A Milestone, txm new release
posts
Aug 09
DNS Still Confuses Me
micro
Aug 09
Keeping Analysis Work Reproducible
posts
Aug 06
Why I Prefer Vim Keybindings
micro
Aug 05
Let me complain about lxplus
posts
Aug 01
Columns over Rows
micro
Jul 31
Fast Reductions with Warp Shuffles
micro
Jul 30
VSCode Setup for Allen Development
posts
Jul 30
HEP Jobs
micro
Jul 24
I don't want the internet as a ghost town
posts
Jul 22
Why Egypt Should Join CERN
posts
Jul 19
Workspace in cuDNN
posts
Jul 17
Learning set -euo pipefail
micro
Jun 30
Traveling is not always fun
micro
Jun 30
Still No USB-C at Airports and on Planes
micro
Jun 29
PyROOT: The C++ Puppeteer’s Unexpected Sidekick
micro
Jun 24
CMake, Make, and the Pitfalls of Parallel Builds with Git Checkouts
micro
Jun 09
Muon g-2: Back to Zero
posts
Jun 09
ROOT: Two Features No One Warned Me About
micro
Jun 08
When Numpy Arrays Don’t Behave
micro
Jun 07
Mojo is not there yet
posts
Jun 07
Two Uproot Mysteries
micro
Jun 05
CUDA Memory Management: Welcome to the Jungle
posts
Jun 05
TE Data: Masters of DNS Hijacking
micro
Jun 03
Why I Chose AdGuard Home Over Pi-hole
posts
Jun 01
CUDA Memory Management: A Masterclass in Pain
posts
May 31
PhD hate journey with CUDA
posts
May 31
Move Semantics: The Gift That Keeps Taking
micro
May 30
The Great std::vector<bool> Betrayal
micro
May 29
The Machine Learning Deployment Gap in HEP
posts
May 25
CUDA: Where Your C++ Features Go to Die
micro
May 19
Bash vs Python: My Rules for Choosing the Right Tool
posts
Apr 28
Machine Learning-Based b-Jet Tagging in pp Collisions at sqrt{s}=13 TeV
links
Apr 26
Honor Roll: Terminal Emulators with Proper Arabic Support
micro
Apr 24
New Quantum Computer
micro
Mar 17
A look at Firefox forks
links
Mar 13
Sanitext - Text sanitizer tool
micro
Mar 08
Kill your Feeds - Stop letting algorithms dictate how you think
links
Feb 25
Claude 3.7 Sonnet and Claude Code
links
Feb 19
Moved to CERN
micro
Feb 18
From Dots to Meaningful Commits
micro
Feb 16
Introducing Perplexity Deep Research
links
Feb 12
n-mermaid, Mermaid viewer in browser
micro
Feb 09
PhD Knowledge Not Required: A Reasoning Challenge for Large Language Models
links
Feb 06
Zotero Android
micro
Jan 29
My latest project: nrepo
micro

2024

Dec 31
Vaultwarden SSH Keys and Agent
micro
Dec 20
Tools I Developed in 2024
posts
Dec 12
Git feature script
micro
Nov 10
Keep Jupyter Notebooks Running
posts
Nov 04
ChatGPT Search and Perplexity: Initial Experience
posts
Nov 02
Customizing Input Switch for Cosmic Desktop
posts
Nov 01
My experience with CERN's SSH 2FA
posts
Oct 25
Code Sync Across Network-Restricted Machines at CERN
posts
May 12
How to install 1password on Asahi Linux?
posts
Mar 27
How to install GitHub Copilot CLI on lxplus
posts
Jan 18
Porting free: Linux-like memory statistics tool for macOS
posts

2023

Dec 04
Two Language Problem
posts
Oct 09
Running Jupyter Notebook in the Background
posts
Sep 07
A little chat about jagged arrays
posts
Sep 05
Fetch Bundle ID of Mac App with Raycast script
posts
Apr 13
Particle decay width and lifetime
posts
Mar 20
Ubuntu kernel panic
posts
Feb 01
How to install Copilot on lxplus
posts
Jan 04
Restore deleted files from lxplus
posts

2022

Dec 23
Remove PHP extension from URL
posts
Dec 15
Find large files on Linux
posts
Dec 06
Self-hosted Firefox sync server
posts
Nov 21
How to modify particles in LHCb Gauss
posts
Sep 15
Write Hello World in OpenMP and C
posts
Jun 01
Run Gauss on lxplus
posts
May 12
Histograms in ROOT
posts

2021

Jun 17
Monte Carlo Simulation of 2D Ising Model
posts
Jun 01
Monte Carlo Simulation of 1d Ising Model
posts

2020

Aug 20
MiniBooNE Particle Identification
posts
Jun 29
Thesis defense during a pandemic
posts
Jan 25
Convert ROOT to CSV
posts

2019

Oct 08
ROOT on Colab
posts
Aug 15
Addressing LHC challenges using machine learning
posts

2018

Dec 17
Swap Memory on Linux
posts
Jun 23
Remove docker from Ubuntu
posts

2017

Jun 27
Falsifiability Principle
posts