'Word.Application' is not defined "aspnet_compiler.exe" exited with code 1 "Cannot create ActiveX Component" "Exception from HRESULT: 0x800A03EC" Unable to open excel file "Failed to compare two elements in the array." "Object reference not set to an instance of an object" error which po...
when it is not possible to convert a string in any numeric type (float, int, etc), this exception is thrown. It is a Runtime Exception (Unchecked Exception) in Java.
Java 8 is a giant step forward for the Java language. Writing this book has forced me to learn a lot more about it. In Project Lambda, Java gets a new closure syntax, method-references, and default methods on interfaces. It manages to add many of the features of functional languages wit...
Something is not right here. Members 87 Author PostedJune 27, 2011 Still having problems - when I add a text field and parameter, I still the the following classCastException: java.lang.ClassCastException: cannot assign instance of net.sf.jasperreports.engine.base.JRBaseStaticText to field ne...
How do I obtain the context in a utility class? What are the differences between ApplicationContext, UIAbilityContext, and Context? What should I do when error message 401"The context must be a valid Context" is reported during the use of UIAbilityContext? What are the relationships betw...
Unchecked exceptions are less foreseen events that occur when a Java program runs.Common examples of unchecked exceptions in Javainclude the following: NullPointerException ArithmeticException ClassCastException ArrayStoreException IllegalThreadStateException ...
An object in Java is an instance of a class that can perform actions and store data, created with the syntax:MyClass myObject = new MyClass(). It’s a fundamental part of Java programming that allows you to encapsulate related data and behavior into a single entity. ...
How do I obtain the context in a utility class? What are the differences between ApplicationContext, UIAbilityContext, and Context? What should I do when error message 401"The context must be a valid Context" is reported during the use of UIAbilityContext? What are the relationships betw...
MySqlConnection cannot be cast to [B]MySQL.Data.MySqlClient.MySqlConnection. [C#] How to make the Console Process delay [C#] Oracle.DataAccess issue - Unhandled exception of type System.TypeInitializationException occured in mscorlib.dll [C#] Regex - Best Validation of Domain? [C#] Upload ...
Why Is getParent() Not Implemented in Widget? We could have implemented getParent() in class Widget but the method would need to return a Widget. This would require the programmer to cast the result to the appropriate type, despite the fact that the correct type was provided in the construct...