Useful tips for everyday
How do you check if a server is a time server? To verify the NTP server list: Click on the Windows button. In the “Search…
What part of the wing generates the most lift? Airfoil Airfoil Three generated the most lift due to the oval arc shape. Lift is caused…
What is the regex for matching with all characters which are * Non white space *? \s matches any whitespace character [ \r\n\t\f ] .…
Is DoS same as DDoS? DDoS. A denial-of-service (DoS) attack floods a server with traffic, making a website or resource unavailable. A distributed denial-of-service (DDoS)…
How do I enable remote access to PostgreSQL database in Ubuntu? To enable remote access to PostgreSQL server: Connect to the PostgreSQL server via SSH.…
What does SPICE software do? SPICE (“Simulation Program with Integrated Circuit Emphasis”) is a general-purpose, open-source analog electronic circuit simulator. It is a program used…
How an arithmetic expression can be evaluated using a stack? Push the operands into the stack in the order they appear. When any operator encounters…
What is tar backup? Tar stands for tape archive and allows you to create backups using: tar , gzip , and bzip . It compresses…
How to reproject lat / lon WGS84 to UTM? I have several landsat tiles in lat/lon wgs 84. They display seamlessly in Global mapper. When…
Can you dim LED lights all the way? While most LED bulbs are now dimmable, not all of them are and not all of them…