A Look at Scopes, Context, Object Reference and Instantiation in JavaScript
Understanding how JavaScript treats objects and the how we can use them. In the process, we’ll go over some common JavaScript gotchas.
Импорт пакетов в Go
Иногда для вашего кода могут потребоваться дополнительные функции вне текущей программы. В подобных случаях вы можете использовать пакеты, чтобы сделать программу более функциональной. Пакет представляет собой все файлы в одном каталоге на диске. Пакеты могут определять функции,…
How to Configure Cluster-Aware Updating (CAU) on Windows Server 2012 R2
How to Configure SQL Server AlwaysOn Availability Groups on Windows Server 2012 R2 SQL Server 2012 and 2014 AlwaysOn Availability Groups (AG) provide high availability and disaster recovery for SQL Server databases without requiring shared storage. An AG groups multiple user databases that fail over together, with one primary replica handling read-write workloads and up […]
openSUSE Tumbleweed — rtkit — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2013-4326 Upstream summary: RealtimeKit (aka rtkit) 0.5 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended […]
FreeBSD 12 — openlierox — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 6 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: libzip — integer overflow Related CVEs: CVE-2015-2331 Upstream summary: libzip developers report: Avoid integer overflow. Fixed similarly to patch used in PHP copy of libzip. Table of contents Symptom & […]
FreeBSD 12 — es-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 6 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]
Como otimizar consultas do MySQL com o cache do ProxySQL no Ubuntu 16.04
O autor selecionou a Free Software Foundation para receber uma doação como parte do programa Write for DOnations. O ProxySQL é um servidor proxy com reconhecimento de SQL que pode ser…
SLES 15 — policycoreutils — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 6 October 2019 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2017:0338-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-7545 CVE-2018-1063 Upstream summary: SELinux policycoreutils allows local users to execute arbitrary commands outside of the sandbox via a crafted TIOCSTI ioctl call. Table of […]
How to Set Up AD FS 3.0 for Single Sign-On on Windows Server 2012 R2
How to Set Up AD FS 3.0 for Single Sign-On on Windows Server 2012 R2 Active Directory Federation Services 3.0 on Windows Server 2012 R2 delivers enterprise Single Sign-On capabilities, allowing users to authenticate once with their corporate Active Directory credentials and access multiple applications — both on-premises and cloud-hosted — without re-entering credentials. AD […]
Gathering Metrics from Your Infrastructure and Applications
Metrics are the primary material processed by monitoring systems to build a cohesive view of the systems being tracked. In this guide, we will start by discussing a popular framework used to identify the most critical metrics to track. Afterwards, we will walk through how those indicators can be applied to components throughout your deployment. This will focus on the fundamental resources of individual servers at first and then adjust the scope to cover increasingly larger areas of concern.
