4. Adding a product WEBDEV Tutorial - Creating a website with back office processes Lesson 4 - Adding a product - 50 min Monitoring robot overview WINDEV, WEBDEV and WINDEV Mobile include a monitoring robot...... DDE errors When a DDE function fails (returns False for example), ErrorInfo allows you to find out the number of the corresponding error]...... Management errors specific to Native Connectors When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError...... iCloudKeyValueRemove (Function) Removes a key from an Apple iCloud-based container of "key-value" pairs. iCloudKeyValueExist (Function) Checks if there is a key in an Apple iCloud-based container of "key-value" pairs. iCloudKeyValueWrite (Function) Stores the value of a key in an Apple iCloud-based container of "key-value" pairs. iCloudKeyValueRead (Function) Reads the value of a key in an Apple iCloud-based container of "key-value" pairs. iCloudKeyValueListKey (Function) Lists the keys contained in an Apple iCloud-based container of "key-value" pairs. Locking data files: correspondence between WINDEV 5.5 and the later versions iCloud functions The functions to handle keys in an Apple iCloud-based container of "key-value" pairs are as follows...... iCloudKeyValueWatch (Function) Defines the procedure called when the value of a key is changed in an Apple iCloud-based container of "key-value" pairs. Managing the HDFS system HDFS (Hadoop Distributed File System) is one of the component of the Hadoop framework...... DocClose (Function) Closes a docx file and frees the document. <DiskFile variable>.Read (Function) Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area.... fRead (Function) Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area.... PDFReaderClose (Function) Closes and frees the PDF file displayed in a PDF Reader control. <Document variable>.Close (Function) Closes the docx file associated with the Document variable and frees the document. <PDF Reader>.Close (Function) Closes and frees the PDF file displayed in a PDF Reader control. <Word Processing>.Close (Function) Closes the docx file associated with the Word Processing control and frees the document. The Wire control The Wire control is used to visually link 2 controls...... WDModFic : Tool for automatic modification of data files 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...... ImageInfoClose (Function) Closes the image file (in JPEG or TIFF format) used by ImageInfoValue and/or ImageInfoList and frees the image from memory.... Errors while managing data files When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError...... Storing files in Android The file system on the devices running Android is divided into two main storage areas......