What Is the Difference Between sh and bash?
sh is a POSIX-compatible minimal shell for portability; bash is a superset adding interactivity, arrays, brace expansion, process substitution and many GNU extensions. plus extras!
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Monitoring Network Traffic with iftop and nload
Learn how to monitor network traffic on Linux using iftop and nload with clear, step-by-step examples. Ideal for Linux and DevOps beginners seeking quick, hands-on tips for real-time bandwidth monitoring.
How to Reinstall a Broken Package
Diagram of reinstalling a broken package: backup configs, remove package, update repositories, reinstall pkg, verify checksums and restart services to restore proper functionality.
How to Flush DNS Cache in Linux
Graphic depicting Linux DNS cache flush methods: terminal with commands for systemd-resolve, resolvectl, dnsmasq, nscd and NetworkManager, showing sudo commands and restart steps.
What Is the Default Gateway?
Diagram of a home network showing devices connected to a router labeled Default Gateway with arrows indicating traffic flow to the internet IP addresses subnet mask and gateway IP.
How to View Network Interfaces
How to View Network Interfaces
Understanding your network infrastructure is fundamental to
What Is a Bash Alias?
Illustration of a Bash alias concept: a terminal window showing a short command mapped to a longer command string, emphasizing shortcuts, customization, and faster shell workflows.
How to Find Recently Modified Files
Understanding the Critical Need for File Tracking
In today's digital
Understanding Variables and Data Types in JavaScript
Mastering Loops and Conditionals in JavaScript,Learn JavaScript loops and conditionals to build efficient, logical programs.
JavaScript Essentials for Absolute Beginners
Understanding Variables and Data Types in JavaScript: A Complete Developer's Guide,Master variables and data types in JavaScript with clear examples and use cases.
How to Check File Type in Linux
Guide: Use the 'file' command, 'ls -l', and 'stat' to determine file types and metadata in Linux; inspect magic bytes, MIME type, permissions, symlinks, directories, and dev files.
What Does grep Stand For?
Illustration of grep: searching files using regular expressions; name derived from the ed command 'g/re/p' meaning 'global /regular expression/ print' for pattern matching. widely.