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Can we use http handlers to upload a file in asp.net?
santoshkore
- Oct 7th, 2009
Yes we can use Http Handlers to upload the files to the web server but you need to set specific permissions for the application user to Directory to which you are uploading.
Faisal Nadeem
- Oct 19th, 2007
Yes we can upload a file using http handlers. We can restrict even which type of images can be uploaded / viewed.
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Read Data Table Using Data Reader
How to read DataTable using DataReader? (DataTable is already filled).
shamu_1984
- Oct 6th, 2009
Using CreateDataReader() Function, we can read the dataDataTableReader dtr = ds.Tables[0].CreateDataReader(); while (dtr.Read()) ...
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What is the difference between EVENTS and FUNCTIONS?
Samrat Raha
- Sep 15th, 2009
Event- An event is a message sent by a control to notify the occurrence of an action.
Function- A Function is written to be used by the objects. A functions always return a value.BhavanaLalitha
- Nov 29th, 2007
Event represents an action that is done to an object whereas Function represents an action that the object itself is doing.
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What are the Session Management Techniques?
kirangiet
- Sep 10th, 2009
Session Management can be achieved in two ways1)InProc2)OutProcOutProc is again two types1)State Server2)SQL Server InProcAdv.:1) Faster as session resides in the same process as the application2) No...
Ron
- Jul 10th, 2007
1. In-Proc: the default provider.2. Session Service: ASPNET_Session service. a diff service, runs outside IIS's service. pros: in case of app recycle - the session remains the same; helpful when i...
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What are the uses of Reflection?
1. Viewing Metadata.2.Performing type discovery.3.Late binding to methods and properties (dynamic invocation)4.Creating new types at runtime(Reflection EMIT)
kirangiet
- Sep 10th, 2009
Reflection is a concept using which we can 1) Load assemblies dynamically2) Invoke methods at runtime3) Retriving type information at runtime.We are using reflection in Unit Testing for testing Privat...
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What is the difference between application state and caching
kirangiet
- Sep 10th, 2009
Application Object and Cached Object both falls under Server side State Management.Application object resides in InProc i.e. on the same server where we hosted our application.Cache Object resides on ...
mangayar
- Jun 29th, 2009
Application variables exist as long as the application is alive. Whereas the cache has the Property of timeout, which allows us to control the duration of the Objects so cached.Another usefulness in c...
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Conditional Boating
What is Conditional Bloating? How do you handle it?
kskiran
- Aug 27th, 2009
Bloating is an activity of performance improvement, which is basically introduced in AJAX controls. The property "UpdateMode" is responsible for bloating for example?the control updatepanel if you set "UpdateMode"="Conditional" then that clears your query.
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What is .net frame work?
The .NET Framework has two main components: the common language runtime and the .NET Framework class library.You can think of the runtime as an agent that manages code at execution time, providing core services such as memory management, thread management, and remoting, while also enforcing strict type safety and other forms of code accuracy that ensure security and robustness.The class library, is...
sathin
- Aug 25th, 2009
.NET framework consists of
1) CLR
2) Class library
3) ASP.Net
CLR (Common Language Runtime): The name itself gives you an idea what CLR is.
RUNTIME can be described as a reduced version of a program. It enables you
to Execute the program but not develop it.samiksc
- Jan 11th, 2006
.Net framework is an environment provided on top of the OS which looks into Memory managementThread managementand providesLanguage independencePlatform independenceIt is defined by Microsoft as '...
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ASP ascx File
What is the purpose of ascx file?
hozefam
- Aug 17th, 2009
It is the file format for the User controls in ASP.NET. The ascx file will be representing any ASP.NET user control in the project.
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Should validation (did the user enter a real date) occur server-side or client-side? Why?
KukkuDipu
- Aug 17th, 2009
Validation can be done both client side and server side.The advantage of using client side validation is better performance than server side validation as there is no round trip in client side validat...
mrp100461
- Aug 6th, 2009
Client side validation should be done to save around trip to the server. There is no data to refresh so a trip to the server is needless
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Fill Method
How to fill dataset without using fill method?
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How do you create a permanent cookie?
mrp100461
- Aug 5th, 2009
<%
Response.Cookies("username") = "TEXT"
Response.Cookies("username").Expires = Date.MaxValue
%>
This is the best way because DateAdd is old VB, this can work in VB.Net and C#Praveen Kumar
- Feb 7th, 2006
Permanent cookies are available until a specified expiration date, and are stored on the hard disk.So Set the 'Expires' property any value greater than DataTime.MinValue with respect to the current da...
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What does the "EnableViewState" property do? Why would I want it on or off?
mrp100461
- Aug 6th, 2009
EnableViewState is enable is a property on controls that allows that control to save to the hidden _viewstate. the control itself holds it value in the controls ViewState property, if ...
prashanthdd
- Apr 28th, 2008
It enables the page to store the user inputs on a form across postback.It saves the server side values for a given control into viewstate which is stored as a hidden value in the form before sending t...
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How do you turn off cookies for one page in your site?
mrp100461
- Aug 5th, 2009
The cookieless property is found on the sessionstate Element<sessionState cookieless= "[true|false|AutoDetect|UseCookies|UseUri|UseDeviceProfile...
Abhishek
- Sep 30th, 2006
by setting the cookie.discard property to true. When true, this property instructs the client application not to save the Cookie on the user's hard disk when a session ends. By default its false
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How do you differentiate managed code and unmanaged code?
srinivas.v72
- Jul 31st, 2009
The code which is under control of CLR (Common Language Runtime) is called managed code.The code which?takes Operating System help while execution is called unmanaged code.
srinivas.v72
- Jul 22nd, 2009
The Code which is under control of CLR is managed code and which is not unmanaged.
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What is the Full Form of WSDL
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What is view state and how it is maintained?
ViewState in ASP.NET IntroductionMicrosoft ASP.NET Web Forms pages are capable of maintaining their own state across multiple client round trips. When a property is set for a control, the ASP.NET saves the property value as part of the control's state. To the application, this makes it appear that the page's lifetime spans multiple client requests. This page-level state is known as the view state...
ketan.Bhatt
- Jul 2nd, 2009
Session variables are maintained for particular session like for particular user only, so any user related information has to be saved in session variable.??While application variables are maintaine...
cynthia justin
- Oct 18th, 2006
View state allows the state of objects to be stored in a hidden field on the page.it is transported to the client and back to the server, and is not stored on the server or any other external source.view state is used to retain the state of serverside objects between post backs.
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How can we associate a single codebehind file with two aspx pages.eg. We have two files First.aspx and Second.aspx and we have cs files codebehind.cs in which we want to write code for both files. Then how we will execute this cs file for both of the aspx file\'s events.
MAnojDobhal
- Jun 24th, 2009
<%@ Page Language="C#" CodeFile="Codebehind.aspx.cs" Inherits="class name"> on first.aspx <%@ Page Language="C#" CodeFile="Codebehind.aspx.cs&qu...
IS
- Jan 30th, 2007
Why would someone might need to do such a weird things as sharing code behind code for several pages?
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How many session variables we can create in ASP.Net application?
ASP.NET Interview Questions
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