BBC

The English We Speak

The English We Speak is your chance to catch up on the very latest English words and phrases. In under 3 minutes, we help you stay ahead of the pack by giving you 'must have' phrases that you can use ...
PC Magazine

The Best Free Language Learning Apps for 2026

Learning a new language requires a lot of time, but not necessarily a lot of money. Whether you're traveling to a foreign country or studying for a class, these are the best free language learning ...
GitHub

15_conversion_null_functions.sql

SELECT TO_CHAR(CURRENT_DATE, 'DD/MM/YYYY'); -- → '19/05/2026' SELECT TO_CHAR(CURRENT_DATE, 'DD MON YYYY'); -- → '19 MAY 2026' SELECT TO_CHAR(CURRENT_TIMESTAMP ...
IEEE

On DoS Vulnerability of Regular Expressions, with and Without Backreferences

Abstract: A regular expression (regex) is said to be vulnerable to the regex denial of service (ReDoS) attack if the worst-case running time of a matching algorithm on the regex is super-linear in the ...
GitHub

A natural language to SQL pipeline that lets you query a PostgreSQL database using plain English. Built with FastAPI, LangChain, LangGraph, and Groq.

project/ ├── Dockerfile ├── docker-compose.yml ├── .env ├── requirements.txt ├── data/ │ ├── seed.sql │ └── sql ...