Variable names are alphanumeric but must start with a letter. The length of a variable name is limited to thirty-two characters for non-SAS data set variables Model variables are declared by VAR, ...

In part one of this series, we looked at the PLC’s internal architecture, briefly discussed Ladder Logic programming, Human-Machine Interfaces, advantages of the PLC’s ability to react consistently ...

Functions are fundamental to code organization; they exist in all higher order programming languages. Generally, functional programming means using functions to the best effect for creating clean and ...

New developers can easily become overwhelmed or even confused by the vast number of terms and definitions associated with their profession. In particular, one of the biggest challenges that software ...

Key Digital has released its third-generation update of its KD-WP8 eight-button web-UI-programmable IP control wall plate keypad, featuring increased onboard memory for extended capability. The wall ...