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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
- B4A (free) - Android development
- B4J (free) - Desktop and Server development
- B4i - iOS development
- B4R (free) - Arduino, ESP8266 and ESP32 development
Search Results
B4J Question [SOLVED] B4X PreferencesDialog and Data map, can you change a value to null if something else? - Magma Jan 21, 2022 , "CANCEL")) Complete (Result As Int)
If Result = xui.DialogResponse_Positive Then
log(options1.get("Field2")) 'well if set Field2 to null, or ""... will give... B4A Question If BLOB is NULL - Declan Jun 12, 2017 I am reading a SQLite database BLOB field.
If the BLOB is NULL then I want to display an image from... the image:
If Curs.GetBlob("userpic") = Null Then
Dim Buffer() As Byte...)
End If
If Curs.GetBlob("userpic") <> Null Then... B4A Question Check if Boolean is Null not working - Nickelgrass (first post) May 6, 2022 Thanks!... B4A Question ( RESOLVED ) Query Return Null if Russian - MarcoRome Jun 14, 2014 Hi all. I have one query. All work if i utilize query with collation latin.
Example:
SELECT citta,compagnia,telefono,icona FROM taxi_mosca WHERE citta LIKE '%Rom%'
but if i use character... B4A Question B4xTable Search Fails If Text Field is NULL - rgarnett1955 (first post) Jul 17, 2020 without crashing the program. I like the fact that null entries propagate through. If I don't want...
One way to avoid NULL in your B4Xtable is when you create you sql statement before you add... B4J Library [B4X] jRDC2 - B4J implementation of RDC (Remote Database Connector) - Erel Mar 13, 2024 (41 reactions) tags: RDC, jRDC2, conectate a un servidor, Remote Connector, DB Remote, Myapp , Array(id)) Wait For (req.ExecuteQuery(cmd, 0, Null)) JobDone(j As HttpJob) If j.Success Then...() As Object) As DBCommand Dim cmd As DBCommand cmd.Initialize cmd.Name = Name If Parameters <> Null Then cmd.Parameters = Parameters Return cmd End Sub A new DBRequestManager....ErrorMessage) End If j.Release End Sub The select_animal command is defined in the config...", Array(Name, Null)) Dim j As HttpJob = CreateRequest.ExecuteBatch(Array(cmd), Null) Wait... B4A Code Snippet [B4X] Programmatically open B4XComboBox - Erel Jan 9, 2024 (20 reactions) Private Sub OpenComboBox(x As B4XComboBox) #if B4A x.cmbBox.As(JavaObject).RunMethod("performClick", Null) #else if B4J x.cmbBox.As(JavaObject).RunMethod("show", Null) #else if B4i CallSub(x, "btn_click") #end if End Sub ... B4A Question Null not evaluating as Null - Computersmith64 Aug 4, 2017 . I perform a test on the string to see if it's Null & if it isn't loads the file in... As String) As Bitmap Private iconImg As Bitmap If icon <> Null Then iconImg... (where "icon" is the result of the query) if the query returns Null, it works fine - BUT - if I pass Null, the If statement evaluates to true & the app crashes. According to...") receiving the return value from the query is a String. Even if I declare a String, assign Null... B4A Tutorial [java] Guide - Using onActivityResult - Erel Jan 12, 2011 . */ public void Listen(final BA ba) { if (eventName == null... i = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH); if (prompt != null &&...); if (language != null && language.length() > 0) i.putExtra...(); if (resultCode == Activity.RESULT_OK) { ArrayList<String> t = intent.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS); if (t.size() > 0... Bug? If not recognizing null - MaFu (first post) Apr 2, 2014 (1 reaction) )
Dim tmpetDate AsString : tmpetDate = myMap.Get("en")
If ( tmpstDate = Null OR tmpstDate....SetDate(DateTime.DateParse(tmpstDate),True)
EndIf
How do I check for a null value then?
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