How To Install Aide on a cloud provider VPS
This article will help you get started by describing how to install, configure, and use Aide in an effective way.
How to Get File Size in Python with os and pathlib
Learn how to get file size in Python with os and pathlib. This guide covers error handling, human-readable formats, and best practices for writing robust, production-ready code.
Ubuntu 14.04 — salt — multiple vulnerabilities (13 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 9 July 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8153-1 Related CVEs: CVE-2016-3176 CVE-2015-8034 CVE-2020-16846 CVE-2020-11651 CVE-2020-11652 CVE-2014-3563 CVE-2015-6918 CVE-2015-6941 +5 more Upstream summary: Zach Malone discovered that Salt did not properly handle permissions to cache data. A local […]
Como formatar strings no Go
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Creating a Laravel API
APIs make the web go round. Let’s create one from scratch using the popular PHP framework, Laravel. See the main tools required to create Laravel projects and the fastest, most efficient way to create a Laravel API.
Debian 9 – sudo Stops Working Due to Broken Permissions – Emergency Repair
🔴 Critical ⏱ 5–30 min Last verified: 8 July 2020 Affected versions: Debian 9 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
Ubuntu 14.04 LTS Swap Exhaustion Causes OOM Kills
🟡 Medium ⏱ 5–30 min Last verified: 8 July 2020 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
Pandas Rename Column and Index
URL: https://www.progressiverobot.com/pandas-rename-column-index/ Sometimes we want to rename columns and indexes in the Pandas DataFrame object. We can use pandas DataFrame rename() function to rename columns and indexes. It supports the following parameters. mapper: dictionary or a function to apply on the columns and indexes. The 'axis' parameter determines the target axis – columns or indexes. […]
Gentoo Linux — net-vpn/libreswan — 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-202007-21 Related CVEs: CVE-2020-1763 Upstream summary: As a result of a bug in handling certain bogus encrypted IKEv1, while building a log message that the packet has been dropped, a NULL pointer […]
How To Use Web APIs in PHP 8.0
In this tutorial, you’ll leverage the power of APIs in a basic web application that will retrieve, transform, and display data from the OpenWeather Map API. You’ll build a client for a RESTful API using HTTP POST and GET calls to interact with the server. You’ll start with a basic app before enabling user input and using a Software Development Kit (SDK) to help future-proof the code. The final web application will give users real-time weather information about a city of their choice.