Praktik Sosial dalam Arena Derma (Charity) Model Kopi Dindiang di Kota Padang

Determination Of Coffee Content In Coffee Mixtures

The Malaysian Food Regulations 1985 [1] states that coffee mixtures must contain not less than 50 percent coffee. Caffeine content of a coffee mixture is usually used to indicate its coffee level. In this study, coffee content of coffee mixtures was determined based on caffeine concentrations using High Performance Liquid Chromatography (HPLC). Caffeine recoveries from spiked standard coffee mi...

Why Don't Men Ever Stop to Ask for Directions? Gender, Social Influence, and Their Role in Technology Acceptance and Usage Behavior

Masalah Begitu banyak kemajuan telah terjadi pada kemampuan perangkat keras maupun perangkat lunak untuk membantu kehidupan manusia. Meskipun begitu, masih banyak sekali masalah sistem yang tidak digunakan dengan maksimal. Oleh karena itu, salah satu isu yang sangat penting adalah bagaimana cara untuk mengerti kondisi-kondisi di mana sistem informasi diterima atau tidak diterima di dalam suatu ...

Seppanen 2 ARENA MODEL DESIGN USING VBA

Since 1984 the author has developed simulation models that use input data from spreadsheets. These original applications used a standalone Basic program to convert Lotus 123® data into Siman Experiment Frames. While this process has evolved overtime, it did not reach a truly viable level until Arena® 3.0 introduced Visual Basic® for Applications (VBA) by Microsoft®. This advanced tutorial demon...

KOPI Protection instead of Copy Protection

This paper describes how a document can be protected against plagiarism without the need to use heavy copy protection systems, as despite they are hard to break, they make the lives of legitimate users very difficult.

The Arena: December 1966: Arena