ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Frequently asked questions about HFSQL Cluster
Frequently asked questions about HFSQL cluster....
ERR_CANNOT_RUN_EXPLORER
ERR_MSG_BOX
"About" window
The "About" window is used to display and access various information about the current application......
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query......
Error 531: The negative or null subscripts are not allowed
sEvent (Function)
Branches an event on a serial port.
Sorts in a report
The sort is used to organize the information displayed in the report......
HFSQL Control Center: HFSQL Cluster management
The HFSQL Control Center includes all the tools needed to manage HFSQL clusters......
Interface checker
The advanced interface checker is a tool used to harmonize the positioning of controls in the different application windows......
2. How to test a site?
Overview of HFSQL Cluster
HFSQL Cluster is a database server intended to be deployed on several servers......
The Link control
The Link control is used to: create a link in an HTML page. create a link in a report printed in HTML format....
Performance profiler
The performance profiler (also called Profiler) is used to check and optimize the execution time of your application......
fReadLineRegularExpression (Function)
Reads a line in an external file, gets sections of this line according to a regular expression and assigns them to a variable.
HTMLClassToggle (Function)
Toggles a class in the HTML classes of a control: if the class does not exist, it is added; if the class already exists, it is deleted.
<DiskFile variable>.ReadLineRegularExpression (Function)
Reads a line in an external file, gets sections of this line according to a regular expression and assigns them to a variable.
Link control properties
The Link control is available in a page and in a report......
Managing the replications of HFSQL servers (Control Center)
The HFSQL Control Center is used to create, configure and manage the replications between HFSQL servers....
HClusterStop (Function)
Suspends the execution of an HFSQL cluster. The nodes of the cluster will no longer accept any connection from the client applications.
How to set the focus to a column in a Table control?
To set the focus to a column in Table control (i.e. to be positioned in input in this column), ......
WDConver : Use in command line mode
Using WDConver in command line mode consists in running a conversion description created and saved with WDConver ("......
Managing Google calendars
The Google Calendar service is an Internet application provided by Google that is used to manage a calendar on Internet......
Error 2: Incomplete line
InitialVisible (Property)
The InitialVisible property is used to determine if: a control was visible during the first display of the associated window or page. a window was visible during its first display....