Writing an update for every planned X post can take time when you want the account to publish on a schedule. This JavaScript workflow uses Gemini to draft text and sends a post to X through the account owner’s authorized…
The wines problem asks you to sell one bottle from either end of a row each year, with the sale year multiplying its price. Dynamic programming solves it by storing the best revenue for each interval of bottles still in…
The Tower of Hanoi puzzle asks you to move a stack of disks between three pegs without placing a larger disk on a smaller one. A C program can print the legal move sequence, one disk at a time. In…
A C++ program can have a chain of nodes that needs sorting before you use its values. A singly linked list stores each value in a node linked to the next, and merge sort orders those nodes by reconnecting them…
For a row of coins where each turn removes one end, the first player needs a way to guarantee a score against an opponent who also chooses well. The optimal game strategy problem uses interval dynamic programming to find that…
For a group of n labelled friends, the task is to count the arrangements where each friend stays single or belongs to one pair. The friends pairing problem counts those arrangements. I’ll explain the recurrence by splitting the cases for…
A C program that asks for an age and a city needs to read the values typed at the keyboard. scanf() reads input from the standard input stream and converts it into values your program can store in variables. I’ll…
When you build a basic HTML page, you start with its document shell and add content inside it. HTML elements give a page structure and meaning, and an element marks a piece of a document, such as a heading or…
On Debian, adduser can prompt for a password, while useradd handles account creation through its options and system defaults. I couldn’t resist digging into how the two commands make “add a user” mean different things. Separate the account-creation action from…
Every “best free Linux games” list you find is from 2022, and half the games on it are dead. I checked the top results for “best free linux games” and the highest-ranking listicle with actual install commands was last updated…
