KB-28695: Enabling a scrollbar on WebViewer.
Question: How can I enable a scroll bar on the WebViewer? Solution: This will not be necessary: the E3 already does this automatically, depending on the size of the screen…
Category: English
Performance tips for E3.
Slow applications? Screens taking too long to open? Animations hanging? In this article, we will share some tips with you for better development that will help you avoid this kind…
AutoFilter Library: Filtering data from E3Browser automatically.
The AutoFilter library is a resource that automatically creates a filter to be used with E3Browsers. To use the library: Download the .lib file attached to this article; Add the…
Setting up where E3 application’s queries will be executed.
Question: Where are E3 application’s queries executed: in the Viewer or in the Server? Solution: This will depend on EnableLocalCreation property’s value. If EnableLocalCreation property is set as TRUE, the…
KB-44952: Multiple Modbus masters accessing one slave driver.
Question: On a Modbus network, can there be more than one master accessing a slave driver? Solution: No, the Slave Driver does not accept more than one master by accessing…
KB-43139: Fields’ subtraction result in a report.
Question: How can I show data from a query in a report, as well as the difference between the first and the last values of the fields? Solution: It is…
KB-45132: CommandButtons’ color changes due to Windows’ version.
Question: The color of some buttons in my application changes depending on the operational system where it is running. Why does it happen? Solution: The default color of CommandButton objects…
Identifying problems in the registration of third-party ActiveX.
1) Introduction ActiveX controls are software components based on COM technology (Component Object Model) that can be inserted into an application to perform various tasks. These objects are developed in…
KB-44114: Deleting an alarm’s return-to-normal message.
Question: I don’t want a return-to-normal-status message to be displayed in the Database. Is it possible? Solution: Not, it is not possible to do this automatically: by default, all return-to-normal…
Opening a version 2.X E3 application with a 3.0 version hardkey.
Question: Will a version 3.X hardkey be acknowledged normally when running a version 2.X E3 application? Solution: No, it will not be acknowledged normally. You must check whether this hardkey’s…