KB-51478: Setting up E3Chart to display only the desired period.
Question: How can I set up a query per date in an E3Chart plotting historical data, and then set up the horizontal axis to automatically show the selected/queried time interval?…
Category: English
KB-51886: Mismatched alignment in an XControl.
Question: Why are the lines in an XControl developed with version 3.5 (or lower) not properly aligned when the object is instantiated on a screen in E3’s version 4.0 (or…
KB-50440: Using E3 Studio hardkey/license via internet.
Question: How can you connect to a machine remotely to use a server’s Studio license via internet, and not via intranet? Solution: To access the hardkey externally, you must redirect the…
Handling programs that close unexpectedly in Elipse platforms.
** This article shows how to handle programs that close unexpectedly when using Elipse platforms, especially after version 6.0. It applies to the following operating systems: Windows Vista, Windows 7,…
Setting up the Viewer to access a server with dynamic IP.
Question: Can I use E3 Viewer to view an application being executed in a server outside local network (intranet) in a connection with dynamic IP? Solution: Yes, you can. To…
KB-50413: Returning the ASCII value of any character in a string.
Question: How can I return the ASCII value of any character in a string? Solution: To do so, you can use a script with ASC method to return the ASCII…
KB-50288: Testing for links between an XControl and an XObject.
Question: In an application, how can I determine whether an object has any links between an XControl and a few XObjects that work as source? Example: A screen object has…
KB-49924: Tutorial for installing Microsoft® SQL Server® 2008 R2 – Express Edition.
This article shows the procedures for installing and setting up Microsoft SQL Server 2008 R2 Express, the free version of Microsoft’s database, thus making it possible to use it as…
KB-50241: Domain’s initialization without loading screens.
Question: How can I start an application without executing the Viewer? Solution: You can create a shortcut with E3Admin’s executable file adding “-start” command to it, and then pass the…
Communicating with microcontroller PIC16F877A via CuscoPIC board.
1. Introduction This article shows you how to communicate with PIC16F877A microcontroller via CuscoPIC board. To do so, we will use ASCII driver to communicate via Serial/Serial (RS232/RS232). First, you…