parameters

Overload with generic type parameter instead?

I'd like to add a generic type method DoSomething<T>, but for backwards compatibility, I want it to simply pass the type parameter for the generic type from an existing method with the same name. public void DoSomething<T>(Data data) { //do something with Data, it depends on the type of T } public void DoSomething(Data data, Type d...

Setting an SQL Query AS a variable or parameter (Integer prefered) and using it

Hello All, I couldn't solve that mistery question in SQL SERVER. Here an example that I tried to do and it didn't work. DECLARE @Total int; SET @Total = (SELECT COUNT(*)-10 FROM MYTABLE) SELECT TOP @Total IdColumn FROM MYTABLE How can I use the following query SELECT COUNT(*)-10 FROM MYTABLE as an integer variable, somewhere el...

Passing objects/references as function parameters

EDIT: Language is PHP. So, I'm implementing a listener/observer pattern. One of the objects I implemented was an object for including files. Which works in a way like this: class IncludeEvent extends Event { protected $File = ''; public $Contents; .... public function Begin() { .... // this is the ONLY t...

Mock an out paramter with moq or rhino mock or something else

I tried with NMock2 but I get TypeLoadExceptions when trying to pass the mocks into the constructor, also I saw TypeMock can do that but it costs 80$ ...

Retrieve SqlCommand/OleDbCommand query after inserting parameters?

Is there any way to access the prepared statement as sent to the SQL server? Dim params(1) As OleDb.OleDbParameter params(0) = New OleDb.OleDbParameter("@ID", OleDb.OleDbType.VarChar, 50) params(0).Value = guiItemsGridView.Rows(e.RowIndex).Cells("ID").Value params(1) = New OleDb.OleDbParam...

Escape SQL Parameter

I need to work around an NHibernate bug I reported here. Essentially, NHibernate will generate multiple SQL parameters for the same HQL parameter, which results in problems for queries that use a parameter in a grouping construct. Until the bug is fixed, I figured I'd just concatenate the parameter into the HQL. Obviously this is suscep...

mod_rewrite: Pass the path & query string URL as a parameter

I'm using mod_rewrite to rewrite pretty URLs to a form supported by a Spring 2.5 application. e.g. /category/cat1?q=x => /controller?category=cat1&q=x However from my controller I want to know the original URL the request came from (so I can generate a link if required). This approach is needed generically across all pages so it i...

ASP page not receiving POST parameters

Hi all, I am writing a small application in Classic ASP. I have a page which has a form, which posts to a second page. Included with the form's POST, are file uploads, hence the need for a POST method. The second page though is NOT seeing ANY of the fields being sent by the first page. Calling either Request("param") or Request.Form("...

Instantiating class by generic parameter - which method is better.

I have many html forms referring to many persistence classes. All the html forms are generated by one single class HTMLForm by passing in the respective HTMLFields instances: public class HTMLForm<T>{ HTMLForm(HTMLFields[] f, Class<T> classt){ this.stupidSunWontAllowTnewInstance = classt; // ... whatever GWT jazz .... } public...

How to use a class object in C++ as a function parameter

I am not sure how to have a function that receives a class object as a parameter. Any help? Here is an example below. #include<iostream> void function(class object); //prototype void function(class tempObject) { //do something with object //use or change member variables } Basically I am just confused on how to create a functi...

jquery - Can you manipulate page titles?

I thought I heard somewhere that you couldn't use jquery to manipulate the content... Is that correct? Basically, I have a site that has parameters like p.php?d=keyword+keyword+keyword, and I wanted to be able to set the title according to what's in that d parameter... Is there a way to do that? ...

"unpacking" a passed dictionary into the function's name space in Python?

In the work I do, I often have parameters that I need to group into subsets for convenience: d1 = {'x':1,'y':2} d2 = {'a':3,'b':4} I do this by passing in multiple dictionaries. Most of the time I use the passed dictionary directly, i.e.: def f(d1,d2): for k in d1: blah( d1[k] ) In some functions I need to access the v...

pass parameter by link_to ruby on rails

Hi I have this line of code: <%= link_to "Add to cart", :controller => "car", :action => "add_to_cart", :car => car %> when im in the add_to_cart method...how can i call the :car please? @car = Car.new(params[:car]) doesnt work because it says im trying to stringify I dont understand whats wrong because I used this to create new ...

DataAdapter Update() requires input parameter for Auto increment primary key column

While updating a DataTable to a SQL Server database I get the error message "Column 'PK_Column' does not allow nulls" after calling GetErrors() I don't want to provide a value for PK_Column because it is a auto increment primary key column in the database. My insert statement looks like this: INSERT INTO [Order] ([Customer_Id], [OrderTi...

Reusing a ContextMenu for multiple controls in WPF.

I have three tree view controls which house different (but mostly similar data), as a result the actions that can be taken at each level is the same as far as the user is concerned, but different in their type (which is something I have to worry about as the developer). What I would like to do is reuse this context menu and pass in a typ...

How to pass a MySQL database function as a query parameter from c#

Let me explain a little. Image you have the flowing MySQL table: CREATE TABLE test ( value DATETIME ); Currently I am doing something like this: command.CommandText = "UPDATE test SET value = ?value"; command.Parameters.AddWithValue("?value", DateTime.Now); But the clients date/time settings are unreliable so I would like the ti...

Googles App Engine, Python: How to get parameters from a log-in pages?

Here is a quote from here: So in short ... you need to look into login page, see what params it uses e.g login=xxx, password=yyy, post it to that page and you will have to manage the cookies too, that is where library like twill etc come into picture. How could I do it using Python and Google App Engine? Can anybody pleas...

Can I detect whether I've been given a new object as a parameter?

Short Version For those who don't have the time to read my reasoning for this question below: Is there any way to enforce a policy of "new objects only" or "existing objects only" for a method's parameters? Long Version There are plenty of methods which take objects as parameters, and it doesn't matter whether the method has the obje...

Validating C# base class constructor parameter

After running Code Analysis in VS2010 beta (FxCop for previous versions) I'm getting the following warning: In externally visible method 'Identity.Identity(WindowsIdentity)', validate parameter 'windowsIdentity' before using it. The constructor is: public Identity(WindowsIdentity windowsIdentity) : base(windowsIdent...

Asp.Net: Using variable as Update Parameter?

Hi all, Is it possible to use a variable as an update parameter in asp.net? I have the page number to be updated stored in a variable called 'mypagenum', how would I write an update parameter using that value. Thanks ...