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IT Services Circle
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IT Services Circle

Delivering cutting-edge internet insights and practical learning resources. We're a passionate and principled IT media platform.

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Latest from IT Services Circle

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IT Services Circle
IT Services Circle
Aug 3, 2026 · Information Security

Why HTTPS Is Truly Secure: A Deep Dive into Encryption, Certificates, and TLS Handshake

This article explains why plain HTTP is vulnerable, how HTTPS adds SSL/TLS to provide encryption, integrity, and authentication through hybrid encryption, hash‑based signatures and digital certificates, and walks through the complete TLS handshake—including RSA and ECDHE key‑exchange algorithms and their security trade‑offs.

Digital CertificateECDHEHTTPS
0 likes · 20 min read
Why HTTPS Is Truly Secure: A Deep Dive into Encryption, Certificates, and TLS Handshake
IT Services Circle
IT Services Circle
Aug 3, 2026 · Big Data

Is Pandas Still Viable in the Era of Massive Data?

As data volumes explode from megabytes to gigabytes and beyond, the article analyzes why traditional Pandas scripts falter, compares DuckDB, Polars, and Pandas on performance and memory usage, and proposes a layered pipeline that leverages each tool where it excels.

0 likes · 19 min read
Is Pandas Still Viable in the Era of Massive Data?
IT Services Circle
IT Services Circle
Aug 2, 2026 · Artificial Intelligence

How to Engineer Claude Code: CLAUDE.md, Skills, Subagents, MCP, Hooks & Plugins

The article explains how to turn Claude Code from a forgetful assistant into a fully engineered AI coding partner by using CLAUDE.md for project context, Skills for reusable knowledge, Subagents for parallel tasks, MCP for external tool integration, Hooks for enforceable rules, and Plugins for easy distribution.

AI engineeringClaude CodeMCP
0 likes · 24 min read
How to Engineer Claude Code: CLAUDE.md, Skills, Subagents, MCP, Hooks & Plugins
IT Services Circle
IT Services Circle
Aug 1, 2026 · Backend Development

Can Virtual Threads in Java 21 Replace CompletableFuture for Asynchronous Programming?

With Java 21's cheap virtual threads, many of the blocking‑IO patterns that forced developers to write CompletableFuture callback chains can now be expressed as straightforward synchronous code, yet CompletableFuture still offers powerful task‑orchestration features that virtual threads alone cannot replace.

Asynchronous ProgrammingCompletableFutureJava
0 likes · 9 min read
Can Virtual Threads in Java 21 Replace CompletableFuture for Asynchronous Programming?
IT Services Circle
IT Services Circle
Jul 29, 2026 · Operations

Beyond Pure Commands: How SSH Terminals Are Evolving in 2026

SSH, once a simple remote‑login and command‑execution tool, is being transformed by AI into an intelligent operations interface; new AI‑native terminals like uniTerm, OxideTerm, Zap, Sageport, Netcatty, NyaTerm, NaviTerm and QuickTUI add natural‑language command generation, autonomous agents, multi‑host orchestration, and privacy‑first designs.

AIAI agentDevOps
0 likes · 13 min read
Beyond Pure Commands: How SSH Terminals Are Evolving in 2026
IT Services Circle
IT Services Circle
Jul 28, 2026 · Industry Insights

Chinese Phone Makers Unite to Reject Sky‑High Storage Chip Prices

Facing steep storage‑chip price hikes, leading Chinese smartphone brands such as OPPO and vivo have collectively refused Samsung's 2026 Q3 quote, adjusted production plans, and leaned on emerging domestic suppliers, while global smartphone shipments slump and storage costs dominate device bills of materials.

Industry Analysisprice negotiationsmartphones
0 likes · 11 min read
Chinese Phone Makers Unite to Reject Sky‑High Storage Chip Prices