Project Rainier: o data center de IA da AWS que roda sem NVIDIA

Project Rainier: AWS's AI data center that runs without NVIDIA

Video summary: this article is an annotated and fact-checked summary of “No Nvidia Chips Needed! Amazon’s New AI Data Center For Anthropic Is Truly Massive” from CNBC, published on October 29, 2025. Video URL: https://www.youtube.com/watch?v=vnGC4YS36gU In October 2025, CNBC brought a camera into what would become … Read more

Primeiros passos com Ansible

Getting Started with Ansible

If you still configure servers by hand — connect over SSH, edit a file, install a package, and repeat everything on the next machine — Ansible is the tool that will retire that ritual. It describes the desired state of your machines in readable YAML files, applies everything over SSH without installing agents on the servers, and can … Read more

Certificação LPIC-3: o nível enterprise do LPI

LPIC-3 Certification: LPI’s Enterprise Level

LPIC-3 is the top tier of the Linux Professional Institute certification track: the enterprise level, for people who design and maintain large-scale Linux environments. Unlike the previous levels, you do not earn “the” LPIC-3 — you choose a specialization and become an authority in that area. Our series covers the entire track: Linux Essentials → LPIC-1 → … Read more

Certificação LPIC-2: redes e serviços no nível pleno

LPIC-2 certification: networking and services at the intermediate level

If LPIC-1 proves you can administer a Linux machine, LPIC-2 proves you can administer small and medium-sized mixed networks — DNS, email, web, file sharing, centralized authentication, and the infrastructure that ties everything together. It is the step separating junior from mid-level professionals on the Linux Professional Institute track. Our series … Read more

Linux Essentials: a porta de entrada da trilha LPI

Linux Essentials: the entry point to the LPI track

Everyone starts somewhere — and on the Linux Professional Institute (LPI) track, that starting point has a name: Linux Essentials. It is the entry-level credential, designed for people taking their first steps in Linux and open source, with no previous experience required. This post opens our coverage of the LPI track: Linux … Read more

CompTIA Linux+: a certificação tudo-em-um

CompTIA Linux+: the all-in-one certification

CompTIA Linux+ is the all-in-one certification in the Linux world: a single vendor-neutral exam covering modern administration — from the traditional terminal to containers, Git, and automation. For anyone who already holds other CompTIA certifications (A+, Network+, Security+) or wants one credential instead of a series of exams, it is a natural choice. … Read more