September 2019 - Page 55 of 66

How To Configure Nginx as a Web Server and Reverse Proxy for Apache on One Ubuntu 14.04 Droplet — step-by-step Linux tutorial on Progressive Robot

How To Configure Nginx as a Web Server and Reverse Proxy for Apache on One Ubuntu 14.04 Droplet

This tutorial will show you how to configure Nginx as both a web server and as a reverse proxy for Apache – all on one Droplet. Depending on the web application, code changes might be required to keep Apache reverse-proxy-aware, especially when SSL sites are configured. To ensure this, we will install an Apache module named **mod_rpaf** which rewrites certain environment variables so it appears that Apache is directly handling requests from web clients.

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Cómo manejar errores en Go — step-by-step Programming tutorial on Progressive Robot

Cómo manejar errores en Go

Un código sólido debe reaccionar de forma adecuada en circunstancias imprevistas, como entradas incorrectas de los usuarios o conexiones de red o discos defectuosos. El manejo de errores es el proceso de identificar cuando sus programas se encuentran en un estado imprevisto y de tomar medidas…

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How to Set Up IIS Centralized Certificate Store on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up IIS Centralized Certificate Store on Windows Server 2019

Introduction to IIS Centralized Certificate Store on Windows Server 2019 The IIS Centralized Certificate Store (CCS) allows you to store SSL/TLS certificates on a central UNC file share and have all IIS servers in a web farm read certificates directly from that share. Without CCS, you must manually install and renew certificates on every individual […]

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

Ubuntu 18.04 — okular — 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-4830-1 Related CVEs: CVE-2018-1000801 Upstream summary: It was discovered that Okular mishandled certain crafted archives during extraction. An attacker could use this vulnerability to write arbitrary files to the filesystem. […]

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SLES 15 — libidn2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libidn2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2020:10-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12290 CVE-2019-18224 CVE-2015-2059 CVE-2015-8948 CVE-2016-6262 Upstream summary: GNU libidn2 before 2.2.0 fails to perform the roundtrip checks specified in RFC3490 Section 4.2 when converting A-labels […]

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

How to Configure IIS Authentication on Windows Server 2019

Introduction to IIS Authentication on Windows Server 2019 IIS 10 on Windows Server 2019 supports multiple authentication mechanisms, each suitable for different scenarios. Anonymous Authentication allows unauthenticated access (public websites). Windows Authentication uses Kerberos or NTLM to authenticate domain users transparently (intranet applications). Basic Authentication sends credentials in Base64 (requires HTTPS). Digest Authentication uses MD5 […]

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Android Material Design Button Style Design — step-by-step DevOps tutorial on Progressive Robot

Android Material Design Button Style Design

Today we'll dive deep into Android Buttons in Material Design and develop an application that showcases the different styles of a Button. Android Material Design Button Buttons in Android are used to communicate our actions with the application. The introduction of Material Design has brought along many different kinds of Button styles which are compatible […]

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