The kernel supports performance analysis with built-in tools via the Linux performance counters subsystem. perf is easy to use and offers a detailed view of performance data.

The Scapy packet manipulation program lets you analyze and manipulate packets to create incident response reports or examine network security.

EasySSH lives up to its name and starts SSH connections at the click of a mouse.

When you update the kernel, the old version remains on the disk. If you clean up, the reward is several hundred megabytes of free disk space.

The Linux /proc virtual filesystem offers a window into a running system – look inside for information on processes and kernel activity.

The best way to save money on software development is to get it right the first time. Pair programming, an agile technique, saves development costs by putting two coders to work on the same code. Visual Studio Code and tmate bring the promise of pair programming to remote workers.

Pass is a simple shell script that helps you manage and synchronize passwords using Git.

Can 10 heads in a row really occur in a coin toss? Or, can the lucky numbers in the lottery be 1, 2, 3, 4, 5, 6? We investigate the law of large numbers.