Useful tips for everyday
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…
What is channel structure strategy? the way in which a network of participating intermediaries is constructed in the delivery chain to perform the required activities…
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…
How do I switch from WiFi to data on Android? The same setting on Android phones can be found in the Connections area of the…
What is a hardware audit? A hardware audit is an assessment of all the hardware devices that are used to organise the computer network of…