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| The Empty property is used to determine if:
a Looper, Table, List Box or Combo Box control is empty. The control can be a browsing control or a memory control.
a Chart control contains no series.
a report control is empty (control linked to an item).
an array (or an associative array) contains no element.
an element of an associative array exists or not.
a queue, a list or a stack contains no element.... |
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| A query (typed in SQL code) can operate on different databases...... |
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| WDModFic is a tool used to perform the automatic modification of the data files found on the development computer and on the end-user computers...... |
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| The Dockable Panel control allows you to easily organize the software interface into zones that the end user can freely move...... |
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| SVG (Scalable Vector Graphics) is a vector image format...... |
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| WINDEV, WEBDEV and WINDEV Mobile include multiple methods to filter the records displayed in a Table control based on a data file...... |
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| During the development phase, you may have to change the computer used for development (change computer, rename the computer, ...... |
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| Deployment to the App Store is the most common deployment mode...... |
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| A report based on a Scheduler control is used to directly print the information displayed in the Scheduler control...... |
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| The on/off button is a button that operates like a check box...... |
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| You want to find a word in the controls of your window? Nothing is easier, press CTRL + F and type the word to find...... |
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| Once an application was installed, the application library had to be reinstalled whenever a modification was performed (WDL file)...... |
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| The Variant type is used to:
store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ...
store named or indexed subelements.
store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists.
handle the NULL value in WLanguage.
store interactions with ActiveX objects and Automation programming.... |
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| ...A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ...) on a record of a data file.... |
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| To reload a document, ...... |
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| WDConver is a tool used to convert data to an HFSQL Classic data file from...... |
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| A Spin control can be bound to an item in a data file, query, etc.... |
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| A procedure can declare some parameters that are not immediately used. In this case, a warning appears in the code editor, indicating that the local variable is not used.... |
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| Writing an email in WLanguage consists in filling the email structure of WLanguage...... |
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| Rich Text Format (RTF) is used to encode text and simplify exchange between applications...... |
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| The Control Centers in WINDEV, WEBDEV and WINDEV Mobile provide project managers with several tools to manage a development project including...... |
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