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...
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...
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...
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....
Relational vs non-relational databases
In the world of database technology, there are two main types of databases: SQL and NoSQL—or, relational databases and non-relational databases. The difference speaks to how they’re built, the type of...
AWS Certified Solutions Architect – Associate Preparation Guide
The AWS Certified Solutions Architect Associate exam is intended for individuals who perform a Solutions Architect role. This exam validates an examinee’s ability to:
Identify and gather requirements in order to define...