When working with the Drift ORM in Flutter, ensuring that your table’s primary key remains unique is essential for reliable data management. Depending on your data model, Drift offers two simple yet powerful approaches to enforce uniqueness:
hostAliasesIn Kubernetes, managing hostname resolution for applications often requires overriding DNS settings or modifying container images. However, Kubernetes provides a simpler and cleaner solution: the hostAliases field. This feature allows you to inject custom entries into a Pod’s /etc/hosts file without altering the container itself.
In this blog, we’ll explore how to use hostAliases in Kubernetes Pods and Deployments, along with version requirements, practical examples, and troubleshooting tips.
Ever been happily building your Android app, only to be greeted by a cryptic warning message? You’re not alone! One common speed bump is the “SDK XML version” warning, often popping up when things aren’t quite aligned in your project setup. Let’s break down what this warning means and how you can usually fix it, without needing a computer science degree!
Running out of disk space on your Linux server? It’s a common problem, especially as your applications and data grow. Today, we’ll walk through a practical guide to expand disk space on a CentOS 7.x cloud server. We’ll cover expanding both the root partition and an LVM logical volume. Let’s dive in!
Recently, I encountered an issue where a Kubernetes (K8s) pod failed to start, getting stuck at:
1 | Pulling image "docker.io/bitnami/minideb:stretch" |
However, running docker images on the node showed that the image was already present.
1 | docker images | grep bitnami/minideb |
createuserForgot your Sentry admin password and can’t log in? Don’t panic! While password resets can sometimes be tricky, Sentry provides a straightforward command-line tool to create a new superuser account, effectively bypassing the login issue and granting you administrative access again. This guide will walk you through using the sentry createuser --superuser command to regain control of your Sentry instance.
Git Large File Storage (LFS) is an extension for Git that allows efficient handling of large binary files by storing them outside the main Git repository while keeping lightweight pointers in place. This helps prevent repository bloat and improves performance when working with large files.
In this guide, we’ll cover:
When working with Alibaba cloud storage, one of the most frustrating issues you can encounter is an “Access Denied” error, when you’re in the middle of transferring a file with ossutil. This blog post will walk you through a common issue related to Alibaba Cloud’s Object Storage Service (OSS) and how to quickly resolve it by properly configuring your ossutil tool.
When managing PostgreSQL databases, one of the common tasks is creating backups using the pg_dump utility. However, you might encounter a frustrating error during this process, especially when your user lacks the necessary permissions. A common error looks like this:
When running an application at scale in a Kubernetes environment, logging is essential for monitoring, debugging, and auditing. Ingress Nginx, a popular ingress controller, plays a critical role in managing and routing traffic into your Kubernetes cluster. This article will walk you through how to persist logs in Ingress Nginx, including how to configure different types of logs such as controller logs, access logs, and error logs.