Variable Substitution for Programmers
Var·i·a·ble /ˈverēəb(ə)l/ adjective Op·po·site /ˈäpəzət/ adjective
How Does Bitcoin Mining Work?
Bitcoins are discovered rather than printed. Computers worldwide “mine” for coins by competing with each other. (Updated Jul 25, 2023 at 2:45 p.m. CDT) Key Takeaways: Why mine Bitcoin? There…
Twitter has officially changed its logo to ‘X’
Twitter has removed the iconic bird logo and adopted ‘X’ as its official logo. This move comes after Elon Musk announced the change over the weekend. The change is already…
Message in a bottle – 21st Century Style
Talk about advances in technology and sending messages. You can now pay to have your DNA sent to the moon for archive reasons… WEIRD. Cyber Security Note – Never pick…
Useful ‘host’ Command Examples for Querying DNS Lookups
Host command is a minimal and easy-to-use the command line interface, or CLI utility for performing DNS lookups which translate domain names to IP addresses and vice versa. It can…
8 Linux Nslookup Commands to Troubleshoot DNS (Domain Name Server)
nslookup is a command-line administrative tool for testing and troubleshooting DNS servers (Domain Name Server). It is used to query specific DNS resource records (RR) as well. Most operating systems…
Kevin Mitnick, Once the ‘Most Wanted Computer Outlaw,’ Dies at 59
Best known for an audacious hacking spree in the 1990s involving the theft of data and credit card numbers, he later became a security consultant and public speaker. Kevin Mitnick,…
How to Install and Use dig and nslookup Commands in Linux
In this article, you will learn how to install the dig command and nslookup command on Linux. These commands are used for network troubleshooting and gathering information about domain names.…
10 Linux Dig (Domain Information Groper) Commands to Query DNS
In our previous article, we have explained nslookup command examples and usage, which is a networking command-line tool used for querying and getting information of DNS (Domain Name System). Here,…
What Is a Command for Computers?
More on Command Prompt commands, DOS commands, Run commands, and more A command is a specific instruction given to a computer application to perform a task or function. Windows commands…