XDA Developers on MSN

I hated making spreadsheets in Excel until this tiny feature changed everything

You know the routine: you click the little arrow on the column header, the massive dropdown menu appears, and suddenly you ...
How-To Geek on MSN

7 Microsoft Excel tricks you probably didn't know

Press Ctrl+; to insert the current date. Press Ctrl+Shift+; to insert the current time. Press Ctrl+; > Space > Ctrl+Shift+; to insert the current date and time together in the same cell.
IEEE

Improving Knowledge Tracing via Considering Two Types of Actual Differences From Exercises and Prior Knowledge

Abstract: For offering adaptive learning to learners in intelligent tutoring systems, one of the fundamental tasks is knowledge tracing (KT), which aims to assess learners' learning states and make ...
Ars Technica

We put the new pocket-size vinyl format to the test—with mixed results

We recently looked at Tiny vinyl, a new miniature vinyl single format developed through a collaboration between a toy industry veteran and the world’s largest vinyl record manufacturer. The 4-inch ...
IEEE

Demonstration of Reconfigurable and Tunable Optical Format Aggregation of Two Independent Channels Using Nonlinear Wave Mixing

Abstract: Optical communication networks employ various modulation formats depending on the performance capabilities and desired functionalities of their different zones. Different modulation formats ...