GitHub

Performance: Enhance Scoreboard Performance using SQL Window Functions

Currently, the scoreboard generation in Scoreboard.php and Runs.php fetches all submissions for a problemset and processes them within PHP to find the best run per user. This leads to high memory ...
GitHub

DDL (salesdb) - datasets.sql

(1, 101, 2, 3, '2025-01-01', '2025-01-05', 'Delivered', '9833 Mt. Dias Blv.', '1226 Shoe St.', 1, 10, '2025-01-01 12:34:56'), (2, 102, 3, 3, '2025-01-05', '2025-01-10 ...
Hacker

Doctrine DQL vs Native SQL in Symfony: Which Is Faster?

Hi, friends, being AI enthusiast, I'm an MBA, CEO and CPO who loves building products. I share my insights here.) Hi, friends, being AI enthusiast, I'm an MBA, CEO and CPO who loves building products.
IEEE

Approach for Increasing the Accuracy of Frequency Measurement by the Phase Increment Method Based on the Application of Window Functions

Abstract: The phase increment frequency measurement method is one of the most effective and, therefore, popular methods for measuring the frequency of electrical power networks. It is suitable for ...
Nature

Window Observables for Benchmarking Parton Distribution Functions

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
IEEE

On the construction of window functions with constant-overlap-add constraint for arbitrary window shifts

Abstract: In this paper we present a construction method for window functions with constant-overlap-add (COLA) constraint for spectral analysis-synthesis with a given percentage of window overlap. The ...