November 2019 - Page 66 of 66

JSF Validation Example Tutorial - validator tag, Custom Validator — step-by-step DevOps tutorial on Progressive Robot

JSF Validation Example Tutorial – validator tag, Custom Validator

URL: https://www.progressiverobot.com/jsf-validation-example-tutorial-validator-tag-custom-validator/ JSF validation model defines a set of standard classes for validating the UI components. The JSF library defines a group of core tags that corresponds to javax.faces.validator.Validator implementations. Apart from the standard error messages validation model allows us to define the custom validations. Validations in JSF can be categorized into Imperative and Declarative. […]

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How to Configure OpenSSH Server on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure OpenSSH Server on Windows Server 2019

OpenSSH Server on Windows Server 2019 Windows Server 2019 ships with OpenSSH as an optional Windows capability. Installing the OpenSSH Server component provides a native SSH daemon (sshd) that allows Linux administrators, developers, and automation tools to manage Windows servers using the same SSH workflow they use for Linux—including key-based authentication, SFTP file transfer, and […]

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Ubuntu 18.04 — kauth — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — kauth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6035-1 Related CVEs: CVE-2019-7443 Upstream summary: It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause […]

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Como Instalar o WordPress com LAMP no Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o WordPress com LAMP no Ubuntu 16.04

O WordPress é o CMS (sistema de gerenciamento de conteúdo) mais popular na internet. Ele lhe permite configurar facilmente blogs e websites flexíveis em cima de uma retaguarda MySQL com processamento PHP. O WordPress tem visto uma adoção incrível e é uma ótima opção para…

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How to Configure Nginx with ModSecurity WAF on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Nginx with ModSecurity WAF on RHEL 7

How to Configure Nginx with ModSecurity WAF on RHEL 7 While ModSecurity is most commonly associated with Apache, it also runs as a dynamic module for Nginx through the ModSecurity-nginx connector. On RHEL 7, the official Nginx packages do not ship with ModSecurity built in, so you have two practical paths: compile Nginx and ModSecurity […]

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