Navigating directories in Linux using the cd command is usually straightforward, but sometimes you might run into issues. Here’s a step-by-step guide to troubleshoot and resolve common problems when you can’t cd into a directory. 1. Check for Typos The first step is to ensure the directory name is spelled correctly. A typo can prevent you from accessing the … Read more
Introduction The OOM Killer (Out-of-Memory Killer) is a critical mechanism in Linux that steps in when the system runs out of memory. It terminates processes to free up memory and keep the system running. While it’s a lifesaver in low-memory situations, its behavior can sometimes seem arbitrary or confusing. To help you understand the concept behind the … Read more
Troubleshooting Linux systems often requires browsing logs to identify issues effectively. Knowing the right keywords to search for can help narrow down problems quickly. This guide categorizes common issues and provides relevant keywords and log file suggestions for Linux systems, whether in cloud environments or on-premises. 1. Authentication and Access Issues Keywords: Logs to Check: … Read more
When working with Microsoft Azure, understanding latency between your location and Azure regions can help you optimize your cloud deployments. The Azure Speed Test Tool is a simple yet effective resource for measuring latency to various Azure regions. What Is the Azure Speed Test Tool? The Azure Speed Test Tool allows you to measure latency from your … Read more
Encountering issues when trying to delete, copy, rename, or move a file in Linux can be frustrating. This guide outlines common causes and solutions to help you troubleshoot and resolve these problems efficiently. Common Causes and Solutions 1. Does the File Actually Exist? Sometimes, the file you are trying to manipulate might not exist, or the … Read more
Microsoft Entra ID plays a critical role in managing identity and access across Microsoft services like Azure and Microsoft 365. This guide explains how Microsoft Entra ID integrates with these services to provide seamless access and security management. What Is Microsoft Entra ID? Microsoft Entra ID (formerly Azure Active Directory) is a cloud-based identity and … Read more
Managing Azure RBAC (Role-Based Access Control) and Entra ID objects effectively often requires automation. If you’re looking to export group-related information or directory audit logs, scripts can simplify the process. This guide highlights useful scripts for exporting Azure RBAC and other Entra ID objects. Common Use Cases for Exporting Azure RBAC and Entra ID Objects … Read more
Understanding the difference between the Owner role and the Global Administrator role in Azure is essential for effective management of permissions and access within your cloud environment. This guide explains the scope, responsibilities, and use cases for each role. What Is the Azure Subscription Owner Role? The Owner role is automatically assigned to the person who signs up for a Microsoft … Read more
Avoid common pitfalls in Linux administration by following these practical tips. Learn how to handle permissions, troubleshoot errors, and secure your system effectively. 1. Avoid Running Commands That Change Multiple Properties Instead of running commands that change a large number of properties, focus on specific files or directories related to the issue you are troubleshooting. … Read more
Encountering the “Update Your Browser” message can be frustrating, especially when using cloud-based apps or services that rely on modern browsers for functionality. This guide explains why this issue occurs and provides actionable solutions for both users and developers. What Causes the “Update Your Browser” Message? You may see the following message: Update your browserYour … Read more