Zoom Asp.net

KISS, Worse is better !!

by chintan prajapati on Dec.04, 2008, under ASP.net, Google

The Kiss
Image by machado17 via Flickr

Kiss !! no its not that its kiss principle,

means Keep It Simple, Stupid (KISS)

which says that design simplicity should be a key goal and unnecessary complexity should be avoided. It serves as a useful principle in a wide array of disciplines, mainly in software development, because sometimes we end up building something stupid and complex software which is no way usable by actual user and there’s no way we back to redesign whole stuff.

some people also describe it as “Keep It Sweet & Simple”, “Keep It Short & Simple”, and “Keep It Super-Simple”.

New Jersey style

When Utensils Go Bad
Image by nickwheeleroz via Flickr

Worse is better, also called the New Jersey style was conceived by Richard P. Gabriel to describe the dynamics of software acceptance but it has broader application. The phrase is a play on words representing the concept that “quality” is relative. Because of this, something can be “inferior” but still “better”.

For example, to a particular market or user, software that is limited but exceptionally simple to use may be “better” than software that is more comprehensive but harder to use.

You Ain’t Gonna Need It (YAGNI)

In software engineering, YAGNI, short for ‘You Ain’t Gonna Need It’, suggests to programmers that they should not add functionality until it is necessary. Ron Jeffries writes, “Always implement things when you actually need them, never when you just foresee that you need them.
Don’t repeat yourself (DRY)
particularly in computing. The philosophy emphasizes that information should not be duplicated, because duplication increases the difficulty of change, may decrease clarity, and leads to opportunities for inconsistency. When the DRY principle is applied successfully, a modification of any single element of a system does not change other logically-unrelated elements. Additionally, elements that are logically related all change predictably and uniformly, and are thus kept in sync.

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Asp.net MVC vs WebForms -Advantage disadvantage

by chintan prajapati on Nov.27, 2008, under ASP.net

Asp.net MVC seems very easy but it’s not because we are used to Webforms.. MVC’s got lots of advantage over Normal Webform style.

like Webform

  • does Postback (which adds unnecessary more than 20 kb of  javascript )
  • has Viewstate (performance issue)
  • has to go through whole page life cycle
  • Uses Event based model

which are stuffs built by microsoft guys to simplify development for VB 6 User which are really not required to make a great site, although i appreciate those thing because it  helps in rapid development.

Where As Asp.net MVC is

  • RESTful architecture
  • Doesn’t Compromise with Performance and flexibility
  • Search Engine Friendly
  • Provides full control over application

drowback of RESTful architecture of ASP.net MVC

  • Any public method in a controller is exposed as a controller action. You need to be careful about this. This means that any public method contained in a controller can be invoked by anyone with access to the Internet by entering the right URL into a browser. e.g. wwwxyz.com/shop/delete/10  will delete shop with ID 10.

Here are few KB articles & resources  that you should not miss

http://en.wikipedia.org/wiki/ASP.NET_MVC_Framework

http://en.wikipedia.org/wiki/Representational_State_Transfer

http://www.asp.net/learn/mvc-videos/

More detail on REST http://www.xfront.com/REST-Web-Services.html

How REST works? -> http://www.intertwingly.net/wiki/pie/RestAspNetExample

Download beta MVC framework http://www.microsoft.com/downloads/details.aspx?FamilyId=A24D1E00-CD35-4F66-BAA0-2362BDDE0766&displaylang=en

Feel free to comment if any doubt

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testing twitter tools

by chintan prajapati on Nov.26, 2008, under Twitts

just installed twitter tools on wordpress

now onward all the new post will be tweeted automatically

check it out if you have blog http://alexking.org/projects/wordpress

thanks alex king

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Share Point server (MOSS) is fun

by chintan prajapati on Oct.03, 2008, under ASP.net

after watching this video it seems share point is really fun.

The SharePoint Song

For beginners nice presentation on share point webpart..

http://media.mindsharp.com/CBT/Lesson%2066%20Webparts/Overview%20of%20Windows%20SharePoint%20Services%20Web%20Parts/player.html

installation of MOSS

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Problem with Sql Parameter which uses IN Keyword with single quote in @parameter

by chintan prajapati on Sep.08, 2008, under ASP.net

it took plenty of time for me to search below article in google.. may be i didn’t get proper keywords to search solution.

http://bytes.com/forum/thread257290.html

here’s solution .. which u can find in above article

DECLARE @codes NVARCHAR(100)
SET @codes = ‘G01,G02′

SELECT * FROM tbRules
WHERE CHARINDEX(rule_code, @codes) > 0

returns the same result set as

SELECT * FROM tbRules
WHERE rule_code IN (’G01′, ‘G02′)

actually above trick is helpful when implementing
lucene search

tags: Sql Server, IN keyword Problem,single quote, “‘”,Lucene.net

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enable disable validation group Client Side using Javascript in asp.net

by chintan prajapati on Mar.10, 2008, under ASP.net, Javascript, ValidationGroup

Recently i faced problem in validating Address Control which basically depends on selection of radio button.below is the figure of problem.

Validation Group Example

Here All controls below Gift to this Address Radiobutton should not fire validation if it is not checked. Asp.net Simply does all validation and shows all errormessage even if Gift to this Address is not selected, so all you have to do is create validation group for left address block called “ADDRESS” by assigning ValidationGroup Property value of “ADDRESS”.

Put this code for Button named “Done”

OnClientClick=”EnableDisableValidation();”

javascript function EnableDisableValidation() looks like below.

function EnableDisableValidation()
{
if($L(’rdbMyAddress’).checked)
{
return Page_ClientValidate(’Address’);
}
else if($L(’rdbAddressGift’).checked)
{
if( Page_ClientValidate())
{ return true;}
else
{ return false;}
}
}

Where $L is replacement of document.getElementById(”);

Page_ClientValidate(’Address’) function Validates All Control having property ValidationGroup =”Address”.

Where as Page_ClientValidate() Blindly validates all validation Controls within page.

I hope now you are clear with idea of customized validation control.

i can share more code with you if still not clear.

feel free to put your comments :)
happy codding :)

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Search engine with a touch of humor.

by chintan prajapati on Jan.16, 2008, under Google, yahoo

Ms. Dewey is a
cool interactive search engine. What you see, in the totally flash
based website, is a smart lady Ms Dewey. She prompts you to enter few
keywords in the search box and if you linger she gets impatient and
teases you, with “hellooo, type something here..” kind of sentences.

She will speak on various keywords in her own style. Use the best of
button to see some of the best expressions which will make you smile
atleast once. It is funniest search engine I ever saw. Unfortunately
they haven’t mentioned the contact details of the lady ;)

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Is SQL Mail and Database Mail supported in sql server 2005 express?

by chintan prajapati on Dec.05, 2007, under Sql Server 2005

Answer is No.

Few days before I was trying to send database mail via sql server 2005 Express with SP2.BUt it didn’t Work.
as Procedure [dbo].[sp_send_dbmail] requires a Parameter   @profile_name which is of datatype sysname .

@profile_name               sysname    = NULL,

@profile_name can be found in table sysmail_profile( select * from sysmail_profile)

but Procedure is not accepting default ProfileName ‘DBMailProfile’

and After a little bit of google i found below article.

http://msdn2.microsoft.com/en-us/library/ms165636.aspx

which clearly says that

SQL Server 2005 Features Not Supported in SQL Server Express

The following table lists the additional SQL Server 2005 database features that are not supported in this version of SQL Server Express. It also lists database features from previous versions of SQL Server that are not supported.

SQL Server 2005 features not supported in SQL Server Express SQL Server features from previous versions not supported in SQL Server Express
Database mirroring SQL Mail
Online restore Fail-over clustering
Database snapshot Distributed partitioned views
Parallel index operations VIA protocol support
Mirrored media sets Log shipping
Partitioning Parallel DBCC
Address Windowing Extensions (AWE) Parallel Create Index
Hot-add memory Enhanced Read Ahead and Scan
Native HTTP SOAP access Indexed views (materialized views)
SQL Mail and Database Mail Partitioned views
Online Index Operations
SQL Server Agent and SQL Server Agent Service

Thanks.

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Fetch Contacts From yahoo using asp.net and c#

by chintan prajapati on Oct.31, 2007, under ASP.net, C#, yahoo

From last many days i was searching for a free script for yahoo contacts importer.. but its freely available only for PHP.
so finally i got a blog post(http://gnillydev.blogspot.com/2007/10/yahoo-contact-import-class-in-c.html) having code to fetch contacts from yahoo. i had implemented it in our project as well i had uploaded it on my website.

You can check this example here
Download Source Code (Asp.net 2.0 , C#)

All Vb.net User can convert their code here

ScreenShot:

If any one having such script for Gmail Please leave a comment.

Please go through all comments for before raising question.

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Firebug For IE realesed bye DebugBar

by chintan prajapati on Oct.25, 2007, under ASP.net

good news for all web developers is that now thay can debug javascript with a tool called Companion.JS  Developed by http://www.debugbar.com

Download executable @ http://www.my-debugbar.com/wiki/CompanionJS/HomePage

Companion.JS (pronounced Companion dot JS or CJS) is a Javascript debugger for IE.
The current version is 0.2, adding the following features to IE :

  • Detailled javascript error reporting (call stack and real file name where the error occured).
  • “Firebug”-like Console API feature.
  • Javascript console feature useful to inspect javascript objects at runtime.
  • A toolbar icon to open the Companion.JS panel.

Here are some screenshots :


Detailled Error reporting

In the top-left corner the notifying panel which pops-up when an
error occurs in the current page if the Companion.JS panel is not open.
At the bottom of the page…


               
                                        Console API feature

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