Tag: Devops
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Raspberry Pi Zero headless quick start
Posted on October 26, 2023, Level intermediate Resource Length medium
This guide shows how to bring up a Raspberry Pi Zero, Zero W, or Zero 2 W without needing to attach a keyboard/mouse/monitor. For older Pi OS releases, basic settings can be configured by editing text files directly on the SD card using an editor on your main PC prior to first boot. For newer Pi OS releases, the rpi-imager tool can be used to both burn the OS image and configure settings. By Carter Nelson.
Tags cio software-architecture devops infosec
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Best Kubernetes certifications for 2023 [ranked]
Posted on October 24, 2023, Level beginner Resource Length medium
Looking for the best Kubernetes certification? In this guide, I explained the best Kubernetes certification along with other free choices, so you can choose the best one for you. Kubernetes is growing in popularity day by day. A survey conducted by Cloud Native Computing Foundation (CNCF) reported that 96% of the respondents are either using or evaluating Kubernetes. By Bibin Wilson.
Tags kubernetes containers learning how-to cio devops
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Security considerations for your internal developer platform
Posted on October 19, 2023, Level intermediate Resource Length medium
In today's world, where cloud resources and data management tools play an increasingly critical role, the concept of an Internal Developer Platform (IDP) is gaining momentum. With great power comes greater responsibility. Security within IDPs isn't just an optional add-on; it's the core essence. This article is a guide for teams eager to strengthen their developer platforms. By Morgan Perry.
Tags cio software-architecture devops infosec
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Scanning Terraform code with Checkov: Comprehensive guide
Posted on October 18, 2023, Level intermediate Resource Length medium
Learn how to enhance your Terraform code's security by using Checkov for scanning. Our step-by-step guide walks you through the process, ensuring your infrastructure is secure and compliant. By Arun Lal.
Tags kubernetes containers learning how-to devops infosec
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Analysis of Istio Service Mesh
Posted on October 15, 2023, Level intermediate Resource Length medium
Istio is a leading service mesh solution with a proven track record of successful use cases in production. The Istio community is prolific, dynamic, and continues to introduce new features very frequently. Istio is possibly the most feature-rich solution on the market and has a mature ecosystem of tools and vendors. By Kamesh Chauhan.
Tags kubernetes containers web-development app-development devops
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A detailed guide on Ansible Tower
Posted on October 3, 2023, Level beginner Resource Length medium
As digitalization becomes a norm, businesses are transitioning to cloud services for increased scalability, cost-effectiveness, and operational efficiency. But this transformation comes with a new challenge — securing the cloud. By Tinsae Erkailo.
Tags devops ansible learning cicd
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AWS EC2 instance types: Challenges and best practices for hosting your applications in AWS
Posted on September 11, 2023, Level beginner Resource Length long
When it comes to hosting applications on Amazon Web Services (AWS), one of the most important decisions you will need to make is which Amazon Elastic Compute Cloud (EC2) instance type to choose. EC2 instances are virtual machines that allow you to run your applications on AWS. By Christopher Graham.
Tags cloud cio microservices devops app-development
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How to use systemd in Linux to configure and manage multiple MySQL instances
Posted on September 9, 2023, Level beginner Resource Length short
Systemd is a system and service manager for Linux systems. It provides a consistent way to start, stop, and manage system services. Systemd can also be used to manage multiple MySQL instances on a single server. By Mughees Ahmed.
Tags linux servers learning devops mysql
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Terraform vs. Ansible: Key differences and comparison of tools
Posted on September 5, 2023, Level beginner Resource Length medium
Ansible vs Terraform battle continues to escalate as the DevOps environment focuses more on automation and orchestration. These two tools help in automating configurations and deploying infrastructure. Terraform offers to deploy Infrastructure as a Code, helps in readability and lift and shift deployments. Ansible is a configuration management tool for automating system configuration and management. By Sandeep Kumar.
Tags ansible app-development devops how-to
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Cloud portability: How platform engineering pushes past toil
Posted on August 31, 2023, Level beginner Resource Length medium
Adopting platform engineering will allow tech organizations to be more adaptable to changes toward in a business direction. One such extreme change is cloud portability, which is not uncommon anymore in today's business but has a significant effect on developer experience. Most companies start their journey with a single cloud provider, embracing the cloud native functionalities that these services offer. They build expertise, write automations and leverage as much of the cloud as they can. By Pravanjan Choudhury.
Tags cio devops app-development servers cloud
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Everything you have to know about IoT expansion
Posted on July 25, 2023, Level beginner Resource Length short
Raspberry Pi are often the gateway device for developers first getting into tinkering with an IoT project. These single-board computers are relatively inexpensive, easy to get started with, and compatible with a variety of different sensors. By Andrew Black.
Tags iot miscellaneous robotics devops app-development machine-learning
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Everything you have to know about IoT expansion
Posted on July 24, 2023, Level beginner Resource Length medium
IoT continues to be widely talked about, as new features and possibilities are implemented and described in success stories. In 2022 global spending on IoT had surpassed USD 1 trillion which looks impressive without being a final word or even close to it. By Andrzej Wodnicki.
Tags iot miscellaneous cio management devops