curl vs wget

What both commands do both are command line tools that can download contents from FTP, HTTP and HTTPS both can send HTTP POST requests both support HTTP cookies both are designed...

Some good subreddits on Reddit

Reddit is an American social news aggregation, web content rating, and discussion website. Registered members submit content to the site such as links, text posts, and images, which are then voted...

How to auto disconnect inactive users after a period of time in Linux

If there are many users who access to your system, it’s dangerous and resource-consuming when users keep their ssh connection for a long time. In this post, I would like to...

Tuning Linux server for MongoDB

For AWS Load Balancer, you can select the appropriate load balancer based on your application needs. If you need flexible application management, we recommend that you use an Application Load Balancer....

Kafka – The important configuration

Article This article points out certain high-level points that you should think about before deploying the Kafka cluster into production. It's divided into 3 parts: Tuning Kafka Producers, Tuning Kafka Consumers, and...

What Is a Cloud Architect?

The cloud architect is responsible for the entirety of cloud computing initiatives within an organization and for directing the architectural aspects of a cloud brokering team across all aspects of IT...

Software release life cycle

Stages of development Pre-alpha Pre-alpha refers to all activities performed during the software project before formal testing. These activities can include requirements analysis, software design, software development, and unit testing. Alpha The alpha phase of...

Kubernetes vs. Docker Swarm

Kubernetes and Docker are two of the major players in container orchestration. Both of these tools enable you to handle a cluster of servers that run one or more services on them....

Understand free -h

Lets explain these parameters: total: Your total (physical) RAM (excluding a small bit that the kernel permanently reserves for itself at startup); that's why it shows 15 GiB , and not...

Use Nmap to Scan for Open Ports on Your Servers

Introduction Nmap, short for Network Mapper, is a free, open-source tool for vulnerability scanning and network discovery. Network administrators use Nmap to identify what devices are running on their systems, discovering hosts...
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Building a Gimbal in Rust: An Introduction

Happy Sunday from Software Expand! In this week's edition of Feedback Loop, we talk about the future of Windows Phone, whether it makes sense...

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