Programming Language
Jason Yang · 14 Nov, 2025
Checked exceptions are enforced by the Java compiler; unchecked ones aren't — here's the difference, with the class hierarchy, code examples, and when each applies.
Linux
Jason Yang · 14 Nov, 2025
Install the latest Vim 9.x on Ubuntu/Linux via PPA and turn the terminal into an IDE: plugin manager setup, a ready .vimrc, and essential plugins.
Linux
Jason Yang · 13 Nov, 2025
Set an SSH login banner on Ubuntu 24.04 to warn unauthorized users and hide OS version info — configure /etc/issue.net and sshd_config the right way.
Linux
Jason Yang · 13 Nov, 2025
Remove ^M (carriage return) characters from text files on Linux/Unix after transfer from Windows — fixes with dos2unix, sed, tr, and Vim, how to verify, and why they appear.
Linux
Jason Yang · 12 Nov, 2025
Set Terminator as the default terminal on Ubuntu. This step-by-step developer guide covers installation, setup, and integration with VS Code.
