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How to Read Large Text Files in Python — step-by-step Python tutorial on Progressive Robot

How to Read Large Text Files in Python

URL: https://www.progressiverobot.com/read-large-text-files-in-python/ [Python File](/community/tutorials/python-read-file-open-write-delete-copy) object provides various ways to read a text file. The popular way is to use the readlines() method that returns a list of all the lines in the file. However, it's not suitable to read a large text file because the whole file content will be loaded into the memory. Reading […]

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How to Set Up Multi-Site Active Directory on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Multi-Site Active Directory on Windows Server 2012 R2

How to Set Up Multi-Site Active Directory on Windows Server 2012 R2 A multi-site Active Directory deployment distributes Domain Controllers across geographically separated locations, providing local authentication, policy application, and directory services to users at each site without relying on WAN connectivity for every AD operation. Properly designed AD sites and services configuration is essential […]

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SLES 15 — bsh2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — bsh2 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 January 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2016:0699-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-2510 Upstream summary: BeanShell (bsh) before 2.0b6, when included on the classpath by an application that uses Java serialization or XStream, allows remote attackers to […]

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openSUSE Tumbleweed — libXfont1 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libXfont1 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:0774-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-0210 CVE-2014-0211 CVE-2011-2895 CVE-2013-6462 CVE-2014-0209 CVE-2015-1802 CVE-2015-1803 CVE-2015-1804  +3 more Upstream summary: Multiple buffer overflows in X.Org libXfont before 1.4.8 and 1.4.9x before 1.4.99.901 allow […]

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Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2019-1144)

🟠 High   ⏱ 15–60 min  Last verified: 4 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1144 Related CVEs: CVE-2019-9788 CVE-2019-9813 CVE-2019-9792 CVE-2018-18506 CVE-2019-9791 CVE-2019-9793 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Install and Configure Envoy Proxy on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Configure Envoy Proxy on RHEL 8

Envoy Proxy is a high-performance, cloud-native Layer 7 proxy originally built at Lyft and now a CNCF graduated project. Unlike Nginx or HAProxy, Envoy is designed with dynamic configuration via xDS APIs and deep observability baked in, making it the proxy of choice for service meshes such as Istio. On RHEL 8 you can run […]

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Gentoo Linux — dev-ruby/haml — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-ruby/haml — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202007-27 Related CVEs: CVE-2017-1002201 Upstream summary: It was discovered that Haml was not correctly filtering out special characters which may be used for attributes. Table of contents Symptom & Impact Environment & […]

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