July 2019 - Page 39 of 69

How To Use Aggregations in MongoDB — step-by-step Databases tutorial on Progressive Robot

How To Use Aggregations in MongoDB

MongoDB provides aggregation operations through aggregation pipelines — a sequential series of data processing operations through which the documents go to obtain the final result. In this tutorial, you’ll learn by example how to use the most common features of the aggregation pipelines.

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Debian 9 — tmpreaper — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — tmpreaper — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-3461 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Enable Brotli Compression in Nginx on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Enable Brotli Compression in Nginx on SLES 12

Introduction This tutorial covers How to Enable Brotli Compression in Nginx on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]

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How To Install Git on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Git on Ubuntu 18.04

With version control systems for your software development projects, you can share and collaborate on code. In this guide, we will install and configure the popular version control system Git on an Ubuntu 18.04 server.

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How To Install Bacula-Web on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Bacula-Web on Ubuntu 14.04

Bacula-Web is a PHP web application that provides an easy way to view summaries and graphs of completed Bacula jobs. Although it doesn’t allow you to control Bacula in any way, Bacula-Web provides a graphical alternative to viewing jobs from the console. In this tutorial, we will show you how to install Bacula-Web on an Ubuntu 14.04 server that has Bacula software already installed.

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So bearbeiten Sie die Sudoers-Datei — step-by-step Linux tutorial on Progressive Robot

So bearbeiten Sie die Sudoers-Datei

Der Sudo-Befehl ist nützlich, um Befehle mit Berechtigungen auszuführen, die normalerweise außerhalb des Bereichs Ihres Benutzers liegen. In diesem Leitfaden wird erläutert, wie Sie die Konfigurationsdatei bearbeiten, um die Funktionsweise von Sudo anzupassen.

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How to Set Up Work Folders on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Work Folders on Windows Server 2012 R2

How to Set Up Work Folders on Windows Server 2012 R2 Work Folders is a file synchronization service introduced in Windows Server 2012 R2 that allows users to store and sync work files from personal devices or corporate computers, even when they are not connected to the corporate network. Unlike traditional folder redirection which requires […]

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