Google 2015 | SubramanyamRaju Xamarin & Windows App Dev Tutorials

Thursday 31 December 2015

Goodbye 2015 & Welcome to New Year 2016 : Blog review in past year

Every year this moment of time comes when we have to say ‘bye.. bye..’ to the current year and welcome to the New Year. 

Let’s say goodbye to oldies but good things will be remain with us.It’s seems to be all old days are not good and not bad as well but tomorrow could be good better than previous .So welcome it with full of gusto and have ultimate fun. Don’t bring your 2015 issues into 2016 have a new mind set to do new things for the New Year. Goodbye 2015 & Welcome to New Year 2016.


Sunday 27 December 2015

WindowsPhone Silverlight (8.0 & 8.1) : Upload files to SFTP Server (C# - XAML)

Introduction:

In previous article, I was explained about "Uploading files to FTP server" and this article can explain about "How to access SFTP server from windows phone programming"

WindowsPhone Silverlight (8.0 & 8.1) : Upload files to Ftp Server (C# - XAML)

Introduction:

I am very happy to write an article about FTP server access from windows phone programming using c#.net, there are no direct APIs available for leveraging FTP services in a Windows phone app. From an enterprise perspective, this makes it rather difficult for employees to access files over their phones. Fortunately we have socket support for windows phone to communicate with a multitude of different services, making users feel more connected and available than ever.

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)

Friday 30 January 2015

WindowsPhone 8.0 : Change default Emulator skin border with Skin Switcher,Beginners Tip

Introduction:

Are you got bored with the default skin of Windows Phone 8 Emulator? You can change the look of your Windows Phone 8 emulator by using the WP8 Emulator Skin Switcher to make it look like a Nokia Lumia 920, HTC 8X or Samsung Ativ S.

Wednesday 28 January 2015

WindowsPhone 8.1 : Gesture Support with GestureRecognizer class(C#-XAML)

Introduction:

Touch gestures are the primary method for a user to interact with a Windows Phone, requiring a user-initiated movement with single or multiple fingers on a touch screen. Developers can implement gesture support in their application. Each framework offers unique ways to handle touch input to create compelling, interactive end user applications. In this article I will focus on GestureRecognizer class.The GestureRecognizer class resides in the Windows.UI.Input namespace and recognizes gestures such as tap, double tap, hold and swiping and others like below...

Tuesday 20 January 2015

WindowsPhone 8.1 SQLite: How to Store Data in DataBase for Beginners Tutorial(C#-XAML)

Introduction:

If you want to implement sqlite database application for windowsphone 8.0,you may helped from my previous article.Now from this article we will learn about 'Sqlite support in WindowsPhone Store 8.1'.This article is compared with my previous article,so that we can easily understand the changes in WP8.0 & WP8.1 to setup Sqlite environment.

Wednesday 7 January 2015

Great News! Coding4Fun Toolkit Controls are supported for Windows Phone 8.1- Part 1 (C#-Xaml)

Introduction:

Recently i found from twitter as 'Coding4Fun Toolkit is Supported for Windows Phone 8.1'.And i want to be say thanks to Hermit Dave for sharing this info on twitter. Now Coding4Fun toolkit v2.0.9 for Windows Platform dev has been released and packages are available for download from Nuget.
In WindowsPhone 8.0 we got lot of additional controls from Coding4Fun,The Coding4Fun Toolkit has multiple controls and useful items for XAML based applications.And current version v2.0.9  includes following controls.
  • MetroFlow control (Windows 8.1 and WP 8.1)
  • Prompts (Toast, User, Message, Input,About, PasswordInput) for WP 8.1
  • BrushToBrushConverter now allows use of parameter to set output Opacity.
Note: In Version 2.0.8,support was added for windowsphone store 8.1 and now more controls were ported across in 2.0.9. So that 2.0.9 is second version for wp8.1 store :)

For more information, please visit this link.However from above available controls,This article will teach you about 'How to use MessagePrompt control in WindowsPhone store 8.1 ?'.

Thursday 1 January 2015

Goodbye 2014 & Welcome to New Year 2015

Every year this moment of time comes when we have to say ‘bye.. bye..’ to the current year and welcome to the New Year. 

Let’s say goodbye to oldies but good things will be remain with us.It’s seems to be all old days are not good and not bad as well but tomorrow could be good better than previous .So welcome it with full of gusto and have ultimate fun. Don’t bring your 2014 issues into 2015 have a new mind set to do new things for the New Year. Goodbye 2014 & Welcome to New Year 2015.

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