Useful tips for everyday
What is Ecdhe RSA? ECDHE-RSA-AES256-SHA. ECDHE means that the client and server will agree on encryption keys using Ephemeral Elliptic Curve Diffie-Hellman. RSA means that…
Why do most helicopter rotors use a symmetrical airfoil section? Symmetrical airfoils have identical upper and lower surfaces. They are suited to rotary-wing applications because…
How do you optimize objects in Unity? CPU optimization Combine close objects together, either manually or using Unity’s draw call batching. Use fewer materials in…
How do you call a date in bash? Sample shell script to display the current date and time #!/bin/bash now=”$(date)” printf “Current date and time…
How do I troubleshoot a high CPU? Let’s go over the steps on how to fix high CPU usage in Windows* 10. Reboot. First step:…
How do two objects interact with each other? According to Newton’s third law of motion, whenever two objects interact, they exert equal and opposite forces…
Can I use PostgreSQL logo? You can use the trademarks to accurately advertise PostgreSQL® software-related content in a public event. You can use the names…
How to perform maximum likelihood estimation in linear regression? This lecture shows how to perform maximum likelihood estimation of the parameters of a Normal Linear…
What is a diary format? A diary is a record (originally in handwritten format) with discrete entries arranged by date reporting on what has happened…
What is the difference between HMAC and digital signature? HMAC stands for Keyed-Hashing for Message Authentication. And they both employ hash functions. The main difference…