Courses

Certificação LPIC-3: o nível enterprise do LPI

LPIC-3 Certification: LPI’s Enterprise Level

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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

Linux Essentials: a porta de entrada da trilha LPI

Linux Essentials: the entry point to the LPI track

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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

Certificação LPIC-2: redes e serviços no nível pleno

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

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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

CompTIA Linux+: a certificação tudo-em-um

CompTIA Linux+: the all-in-one certification

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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

Certificação LFCS: o exame prático da Linux Foundation

LFCS certification: the Linux Foundation's hands-on exam

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LFCS (Linux Foundation Certified System Administrator) is the certification for people who prefer to prove their skills in practice: no multiple-choice questions — you receive a terminal and a list of real administration tasks to solve against the clock. It is maintained by the Linux Foundation itself, home of the kernel. This post is part of our series … Read more

Curso de Linux do Toca do Tux: da migração à administração

Linux course from Toca do Tux: from migration to administration

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If you have always wanted to switch to Linux — or already use it and want to stop relying on a tutorial for every task — this post is a direct invitation: Gabriel da Silveira Costa, creator of the Toca do Tux channel, offers the Udemy course “Linux: From Migration to Operating System Administration,” with enrollment … Read more

Machine Learning de ponta a ponta

Machine Learning from end to end

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Programming is: data + rules → answer. Pricing a house, recognizing a face, understanding Portuguese — manually written rules cannot handle it all. Machine Learning reverses the equation: data + example answers → the model (the rules). This article follows KodeKloud’s course How Machine Learning Works, End to End: from spreadsheets to ChatGPT, the cycle … Read more