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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Class inheritance
The hierarchical organization in class and sub-class has allowed to create the notion of inheritance......
<Source>.FileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....
DateTimeDifference (Function)
Calculates the difference between two dates and times.
SQLDisconnect (Function)
Closes the current connection and frees the memory used by the connection.
4. Dedicated server or shared server?
The UML model
The main objective of a development team is to create optimized applications, capable of satisfying the ever-changing needs of their users......
HFSQL properties associated with the queries and views
List of HFSQL properties associated with the queries and views...
WDOptimizer: Overview
The different operations that can be performed with WDOptimizer are as follows......
WEBDEV concepts
Telemetry: Main features
NotifListCategory (Function)
Lists the notification categories of the application.
HFileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....
Project dashboard
The project dashboard provides an overall view of project status via different widgets.......
Characteristics of columns found in a Table control in a page (prefix syntax)
The columns are used to display information in a Table control......
<Source>.LockFile (Function)
Locks a data file and restricts the access to this data file for all other sites or applications.
<Source>.Password (Function)
Defines the password used to create or open a data file.
Environment of the data model editor
SemaphoreCreate (Function)
Creates a semaphore.
SemaphoreStart (Function)
Locks the current thread until the semaphore is opened (which means until a "free" spot becomes available in the protected section).
SemaphoreDestroy (Function)
Explicitly destroys a semaphore.
SemaphoreEnd (Function)
Allows one or more threads to exit from the area protected by the semaphore.
OLELoad (Function)
Initializes an OLE control with an OLE object.
OLECopy (Function)
Copies the object found in an OLE control into the Windows clipboard.
OLEActivate (Function)
Edits an OLE object contained in an OLE control.
OLEPlay (Function)
Used to: retrieve the list of available operations (other than edit) from a server, perform an operation....