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PHPablo Huertaspablohuertas.devMay 14 · 15 min read

Hardening a Linux VPS: A practical guide beyond the checklist

Most guides give you a list of steps to follow. This one tells you why each layer matters, what breaks when you skip it, and how to think like an attacker so you can defend like a professional. Tabl

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PKPrashantkumar Khatrirootcause.hashnode.devMay 4 · 9 min read

What Docker Run Actually Does: The Full Syscall Chain

TL;DR docker run alpine echo hello triggers a five-hop chain before your process exists: docker CLI translates your command into an HTTP POST over a Unix socket dockerd pulls the image if needed, bu

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KAKhushal Agrawalskippr.hashnode.devAug 9, 2025 · 4 min read

Kafka's Design - a Masterclass in Systems Engineering

Kafka isn’t just “a message queue.” It’s a distributed, high-throughput commit log that moves ridiculous amounts of data with remarkable efficiency. When I started digging into its internals, I expected to find some clever Java code.What I found inst...

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MYMayank Yadavmcp-stdio.hashnode.devJul 6, 2025 · 3 min read

Understanding MCP Client-Server Communication via Stdio

You might have seen tools like Cursor, Claude Code, or even VSCode’s Copilot Chat, where the AI assistant feels super integrated. But have you ever wondered how the underlying Model Context Protocol (MCP) client talks to the server? Especially over g...

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CCryptapeblog.cryptape.comMar 13, 2025 · 10 min read

Transforming IPC in CKB On-Chain Script

The CKB blockchain is taking a significant leap forward with the introduction of the Spawn syscall in its upcoming Meepo hardfork. Think of Spawn as a bridge that enables different CKB Scripts to talk to each other securely and efficiently—much like ...

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CCryptapeblog.cryptape.comNov 15, 2024 · 10 min read

Spawn: Direct Cross-Script Calling Method in CKB Virtual Machine

This post was originally a talk delivered at Common Knowledge Conference (CKCON) 2024 in Chiang Mai, Thailand. Wanbiao Ye (Mohanson) is a blockchain engineer at Cryptape, specializing in low-level VM and compiler development. His work spans multiple ...

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LNLeonard Nzekweleo.netrobase.devJul 28, 2023 · 2 min read

Demystifying Processes and Signals in Unix

In the intricate realm of Unix systems, processes and signals wield tremendous power, enabling efficient multitasking and communication between programs. Delve into the intricacies of these concepts to navigate your Unix environment with mastery. The...

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LNLeonard Nzekweleo.netrobase.devMay 24, 2023 · 4 min read

Unraveling the Mysteries of Unix Shells and Processes

In the intricate tapestry of computer science, Unix shells and processes play a pivotal role. Let's embark on a journey to uncover the fascinating world behind the scenes of your computer. Pioneers and Foundations Unix Origins: The original Unix oper...

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#syscall

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Trending tags this week

Hardening a Linux VPS: A practical guide beyond the checklist

What Docker Run Actually Does: The Full Syscall Chain

Kafka's Design - a Masterclass in Systems Engineering

Understanding MCP Client-Server Communication via Stdio

Transforming IPC in CKB On-Chain Script

Spawn: Direct Cross-Script Calling Method in CKB Virtual Machine

Demystifying Processes and Signals in Unix

Unraveling the Mysteries of Unix Shells and Processes