Tag Archives: hack

Hack of the day: CGI script for temporary download bandwidth throttling

I wrote a self-service way for my family to tell my computer to stop hogging all the download bandwidth so they can do their online meetings or gaming.

Hack of the day: keep the Emacs server running in the active login session

Prereqs for this hack being useful to you: (1) you use GNU Emacs; (2) you keep a single Emacs running in your session and use emacsclient to open files for editing in it; (3) you have Linux computers that use systemd on which you keep multiple concurrent login sessions open; and (4) you want emacsclient… Read More »

Scripts for using Shamir’s Secret Sharing Scheme securely

The open-source package Shamir’s Secret Sharing Scheme, or “ssss” for short, allows a relatively short secret, for example, a password or passphrase, to be split into a specified number of shares in a way that allows the entire secret to be reconstructed from only a subset of the shares. For example, you can split a… Read More »