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Difference between declaring variables before or in loop?
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This is a gotcha in VB.NET. The Visual Basic result won't reinitialize the variable in this example:
For i as Integer = 1 to 100
Dim j as Integer
Console.WriteLine(j)
j = i
Next
' Output: 0 1 2 3 4...
This will print 0 the first ...
What is a NullReferenceException, and how do I fix it?
...e?
Bottom Line
You are trying to use something that is null (or Nothing in VB.NET). This means you either set it to null, or you never set it to anything at all.
Like anything else, null gets passed around. If it is null in method "A", it could be that method "B" passed a null to method "A".
null ca...
Is there a way to check if int is legal enum in C#?
...dd a new ALL value to your enum:
[Flags]
enum Language
{
CSharp = 1, VBNET = 2, VB6 = 4,
All = (CSharp | VBNET | VB6)
}
Then, check if the value is in ALL:
public bool HandleFlagsEnum(Language language)
{
if ((language & Language.All) == language)
{
return (true);
...
How do you modify a CSS style in the code behind file for divs in ASP.NET?
...);
or
testSpace.Style["background-image"] = "url(images/foo.png)";
in vb.net you can do it this way:
testSpace.Style.Item("display") = "none"
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How to remove elements from a generic list while iterating over it?
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I ended up here through a vb.net search so in case anyone wants the vb.net equivalent syntax for RemoveAll: list.RemoveAll(Function(item) item.Value = somevalue)
– pseudocoder
Nov 6 '14 at 17:35
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How to get a user's client IP address in ASP.NET?
...not foolproof, it can lead to better results. Below is the ASP.NET code in VB.NET, taken from James Crowley's blog post "Gotcha: HTTP_X_FORWARDED_FOR returns multiple IP addresses"
C#
protected string GetIPAddress()
{
System.Web.HttpContext context = System.Web.HttpContext.Current;
strin...
Add alternating row color to SQL Server Reporting services report
...ues when rows are being grouped and another alternative is to use a simple VBScript function to determine the color.
It's a little more effort but when the basic solution does not suffice, it's a nice alternative.
Basically, you add code to the Report as follows...
Private bOddRow As Boolean
'***...
How to apply an XSLT Stylesheet in C#
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I need to do this in VB.NET (which is my "offspec" language, I prefer C#), and your answer led to my solution. Thanks
– Eon
Dec 1 '14 at 10:24
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C# difference between == and Equals()
...esirable to make the semantics explicit. For this case, I very much prefer VB’s way of dealing with object equality. It's short and unambiguous.
– Konrad Rudolph
May 2 '09 at 13:51
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Why use String.Format? [duplicate]
Why would anyone use String.Format in C# and VB .NET as opposed to the concatenation operators ( & in VB, and + in C#)?
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