Google SubramanyamRaju Xamarin & Windows App Dev Tutorials

Sunday, 11 October 2015

Honored to be Microsoft #MVP for the first time - October 2015

October 1st 2015 is the most prestigious day for me. This day Microsoft awarded me the MVP (Most Valuable Professional) award for the first time in my carrier.

Saturday, 3 October 2015

Great News! Coding4Fun Toolkit Controls are supported for Windows Phone 8.1- Part 2 (C#-Xaml)

Introduction:

In my previous article we discussed about 'Coding4Fun(V2.0.9)' Toolkit, which is already supported for Windows Phone 8.1 WinRT and its having few controls. Now lot of additional controls available from Coding4Fun toolkit v2.1.6.

In WindowsPhone 8.0(Silverlight) we got lot of additional controls from Coding4Fun,The Coding4Fun Toolkit has multiple controls and useful items for XAML based applications.And fortunately current winrt platform version v2.1.6 also includes following controls.


Saturday, 19 September 2015

Blog review: Top 10 feedbacks from my Twitter Profile ( November 2014 - September 2015)

Thanks to all my blog readers, twitter followers, facebook fans, friends and the whole Microsoft Development Community for your continuous support, feedback and encouragement. I am happy to be a Microsoft Technology blogger and helping the community to the fullest on my off time.

Sunday, 23 August 2015

Universal apps :How to store list of objects into Local Application Storage (C#-Xaml)


Introduction:

In previous article, I was explained about 'How to store list of items into IsolatedStorage in silver light apps'. Now we can learn 'how to store list of objects in universal app?' and also this article will teach you about following topics:
1. Why we need to store data?
2. What is StorageFile?
3. How to store list of items in StorageFile?
4. How to read list of items from StorageFile?

Wednesday, 20 May 2015

Windows Phone 8.0: How to post Multipart Data (Text & Image) to a web service (C#-Xaml)

Introduction:

Hi guys I hope all you guys are doing well?. After a long break I am writing this post on my blog and i am really says sorry to my dear visitors, due to my busy work last two months i was not active in my blog. However this post will be explain about 'Multi Part post to webservice in windows phone 8.0' .

This article has following steps:
  •  Read in the byte array contents of the file ( If we are trying to post image to server ) 
  •  Construct the request in the form of dictionary objects ( For both string parameters and image type)
  •  Set up the request message headers /content type
  •  Set the Multipart content of the request 
  •  Send the request to the web service & get the response

Friday, 6 March 2015

Windows Phone : Login application sample, beginners tutorials (C#-XAML)

Introduction:

Recently i recieved one question from one of our blog visitor and now-days login page is very important step for most of application.And it is very helpful for allowing only authenticated user's can use our app.

For example the process is like,
1. First user need to fill registration form.
2. Login with registered username & password
3. After login successfully ,app need to show the related login user details until SignOut
4. SignOut from the application,so that it will redirect to login page for another login.

Monday, 2 March 2015

WindowsPhone : Instantiating a Custom Object as a resource in XAML, Beginners Tutorials (C#-XAML)

Introduction:

Fortunately in xaml, we can create elements that come from the standard Silverlight and XAML namespaces. And also we can create objects that are instances of our own custom classes, or standard .NET classes in other namespaces. However in this article i am going to explain about 'How to create objects for our custom classes from xaml?".

Tuesday, 24 February 2015

Windows Phone 8.1 : Microsoft Band SDK Preview Released

Introduction:

The Microsoft Band SDK Preview gives developers access to the sensors available on the Band, the ability to create tiles on the Band and send notifications to these tiles for their applications. Microsoft released it’s first SDK preview for developers. Using the SDK you will now be able to build app for iPhone, Android and Windows Phone integrating Microsoft Band features.

Tuesday, 3 February 2015

WindowsPhone: Working with exisitng SQLite database (C#-Xaml)

Introduction:

Recently i got some few question from our blog visitors,as they want to work with already existing sqlite database file.So their requirement is they need to import existing database file to windowsphone application and then performing all Sqlite CRUID(Create,Read,Update,Insert,delete) operations.Ok lets assume from previous article we are adding some contacts into 'ContactsManager.sqlite' file like below:

WindowsPhone 8.1 : Generate QR code with ZXing library (C#-Xaml)

Introduction:

In WindowsPhone 8.1,The ZXing.Net(0.14.0.1) library provides the IBarcodeWriter interface defined in the ZXing namespace which lets you to generate the barcode. The developers can also define the format of the barcode via the 'Format' property of the BarcodeWriter. The Write method of the BarcodeWriter is used to define the string to be encoded for the barcode.
Note:ZXing.Net library is also available for previous windowsphone os versions(8.0/7.1/7.0)
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