How To Prepare Yourself For Moving From VB6 To VB.NET
In this article, I will make a few guesses of how you canchange your coding style and prepare yourself already today for the transition,to make it as smooth as possible.
In this article, I will make a few guesses of how you canchange your coding style and prepare yourself already today for the transition,to make it as smooth as possible.
Private Declare Function SendMessageLong Lib “user32” Alias “SendMessageA” _ (ByVal hwnd As Long, ByVal Msg As Long, ByVal wParam As Long, _ ByVal lParam As Long) As LongPrivate Const WM_SETREDRAW
Private Declare Function SendMessage Lib “user32” Alias “SendMessageA” (ByVal _ hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _ lParam As Any) As LongConst LVM_FIRST = &H1000Const
Private Declare Function SendMessage Lib “user32” Alias “SendMessageA” (ByVal _ hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _ lParam As Any) As LongConst LVM_FIRST = &H1000Const
‘ Convert a Word-compatible format to an other format.’ Parameters:’ – sFileName is the file to convert’ – wdFormat is the destination file’s format’ – sNewFileName is the destination file.
Private Declare Function SendMessage Lib “user32” Alias “SendMessageA” (ByVal _ hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, _ lParam As Any) As LongPrivate Type RECT Left
This routine uses all the good stuff that FileSystemObject offers. Here it is: Public Sub DeleteFiles(ByVal strPath As String, ByVal strExtension As String) Dim fsoMain As Scripting.FileSystemObject Dim folToDeleteFrom As
It’s easy to introduce duplicate rows of data into Oracle tables by running a data load twice without the primary key or unique indexes created or enabled.Here’s how you remove
Most ADO statements require special constants to be passed as arguments to method calls, as in: rs.Open “Authors”, cn, adOpenForwardOnly, adLockReadOnly, adCmdTable The above line is surely more readable than:
1) To convert a string into an integer: public class StringInt{ public static void main(String[] args) { String stringValue = Related Posts Use ngSwitch Directive to Dynamically Get the Contents
When comparing a string, you can use this: public class compareString{ public static void main(String[] args) { String stringToCompare = Related Posts Study finds excessive internet use alters teen brainsReport:
Create a synonym to the table with a new name. A public synonym is accessible by all schemas in the database, not just the user who created the synonym.Here is
There is an easy way to make your application respond to data changes in forms, by implementing interfaces on your forms.For example, when you have an order application and insert,
While writing portals using servlets, it is possible for two users to enter the same login name and press request at exactly the same time. It Related Posts Explosive Lawsuit
Container classes, like java.util.ArrayList, are general purpose object holders in the sense that they hold java.lang.Object references and not class specific references. Therefore, you can insert any object type in
Tired of typing Related Posts Microsoft SQL Server 2016 Now Generally AvailableNSA Says It Discloses More than 91% of Software Vulnerabilities It FindsAI reshapes business school curriculums globallyBuilding a Faster
Reversing Array Elements in O(n/2) where n is the number of elements: Public Sub ReverseArray(arrPerson() as String)Dim iIndex As IntegerDim strTemp As String For iIndex=LBound(arrPerson) To UBound2(arrPerson) strTemp=arrPerson(iIndex)arrPerson(iIndex)=arrPerson(UBound(arrPerson)-iIndex+LBound(arrPerson)) arrPerson(UBound(arrPerson)-iIndex)=strTemp NextEnd
In VB, function Len() is mainly used to return the length of a string.However, if you pass something other than a string type variable as its argument, the result may
Whenever a handle is passed to another thread, use the DuplicateHandle API to create a duplicate handle to the same object and pass this duplicated handle to the thread. That
Using a variable when loading a control in a control array simplifies the code and makes it run faster.Example:1) Create a new standard EXE project.2) Add a Label to Form1.3)
In Windows, the computer can be set up so that many different users can log into the computer. The current user Related Posts Work Around to Fix Datetime – Primary
The following code is a fast way to compose a big string by using Mid$ function instead of using the concatenating operator. The strings concatenated in a loop are often
The following method returns a (DWORD)IPAddress from a(CString)IPAddress. It is quite useful when using the CIPAddressControl. DWORD CMyClass::GetDWORDIPAddress(CString strIPAddress){ strIPAddress.MakeReverse();// Start from behind char DOT = ‘.’; DWORD dwReturnValue =
There is an explicit form of output justification. In the following example, the keywords Related Posts Australian video games at critical riskEverestLabs enhances recycling with AI tech5G River-Cleaning Robots Unleashed
Define a template function as shown below: template IsEqual(const Obj & obj1, const Obj & obj2){ return !(memcmp ( &(obj1),&(obj2),sizeof (Obj)));} It will be used as follows. Obj a;Obj b;if
You can overload ‘new’ and ‘delete’ operators, just like any other operator in C++, you just need to a hidden argument. operator ‘new’ requires an argument of type ‘size_t’ (if
The following example demonstrates how to have only one instance of a class at a time. class MySingleTon{public: static MySingleTon * GetObject() { static MySingleTon obj; return &obj; } …
In a big project involving several classes, logging error messages can be required. There are several ways to do this, but a simple approach is to open the log file
A generic approach to making sure a single quote (‘) does not cause a SQL statement to fail is to replace the single quote with two single quotes, as in
The Collections class provides static APIs to generate read-only orunmodifiable collections, lists, sets, or maps from specified entities. For instance, if you are sure that the ArrayList you’ve made should