Articles

This article demonstrates about how to display the data in ListView, bind the image as list item and highlight the current section alphabet while scrolling. This feature is beeing explained in plain Android Xamarin and MVVMCross.
This article demonstrates about how to implement the Push Notifications in Xamarin Android using GCM (Google Cloud Messaging) service which is a free service for sending, routing and queuing of messages from server application to Android application.
Microsoft .Net provides (Framework 4) support to deal with dynamic objects. Using ExpandoObject class we can work with dynamic types. ExpandoObject class represents an object whose members can be dynamically added and removed at run time. Means we can add or remove any member in runtime of its instance also we can set the values for members.
PLINQ (Parallel LINQ) is a parallel implementation of the LINQ. PLINQ was introduced in the .NET Framework 4.0.  It provides facility to query on IEnumerable or IEnumerable<T> data source data source in a type-safe manner. PLINQ internally separates the given object and performs the operation in multiple threads on different cores.
This article describes about how to add features of Audio, Video recording, Playback and Audio Notifications to Android app using Xamarin.
This code samples using the Calendar API to list Calendars and events including create, update, and delete the events, attendees and reminders.
This code sample demonstrates the different types of menus available in Android and its ActionBar. The Options Menu, Popup Menu, and Sliding Menu/Flyout Menu.
The code sample below demonstrates how to add Tabbed Layout to Action Bar. The Action Bar will display all the tabs concurrently and make all the tabs equal in size based on the widest tab label.
The code sample below demonstrates how to detect the newtwork connection in use and query a specific type of network connection, as well identify the user's current Geo location in Android Xamarin.
This article describes about how user can sign on the PDF Form in Windows Store application. If you want to accomplish the same feature in Windows Phone or Universal app, we don’t have the Assembly (dll) support in Windows 8.0 version. For Windows Store app, we can use the Windows.Data.Pdf dll to implement this feature.
This article describes about to open the Number Pad in Windows 8 Phone where user can enter/Delete/Clear/Cancel the required amount. For example, when user clicks on ChangeAmount button in Main Page or Parent Page, number pad will be displayed as a popup where user can enter the required Amount. When Number Pad closes, the user entered amount will be reflected in Main Page. Similarly, users can Clear/Delete/Cancel the amount entered.
This article describes about the Binding of XML data to a control in Windows Phone application. XML data binding will be achieved in three steps as below.
This article describes about binding the multiple data templates for a LongListSelector Control in Windows Phone application. In real time scenario, if you want to show data in multiple sections then we can create the multiple data templates and will be binded dynamically based on the section of data you are showing. Here each section will have its own datatemplate defined.
This article will demonstrate usage of Universal app project for Windows 8.1 and Windows Phone 8 and also pointing out what to be put in shared code.
In this article, I will demonstrate handling validations when developing Windows 8 store apps using Prism and MVVM in simplest manner.
To be successful mobile app for global market, localization of the app is very important aspect. In Silverlight and WPF, you would achieve the same using CultureInfo and resx files to separate out string resources of different cultures. Though in Windows 8 apps, resource localization is not as powerful as WPF but it relatively provides good support for building global aware apps. In this article, we will go through different techniques of localization of string and image resources.
This article will demonstrate applying obfuscation to your Xamarin android and Windows Phone apps.
This article will demonstrate development of barcode scanner app for Windows Phone, iOS and Android.
Windows task scheduler allows us to schedule any task to run on scheduled time period. We can schedule time to run the task so that task will be triggered on particular time. The code sample below demonstrates how to use C# .NET to create or delete task in windows task scheduler.
WPF Application performance has always been major issue for application developers. As the application size increases , the number of controls, windows, styles , complexity goes on increasing within the application. And slowly and slowly we miss to measure and check how optimised our wpf application is.

New Questions

i want to print my sales bill using dot matrix printer i heard that .net do not support dot matrix sothat i want to create text file in C#.net .Help me
i have a table X, has fields date and transNo .I want to select date, max(transNo)<date eg eg X Date TransNo 1/4/2014 1 1/4/2014 2 2/4/2014 3 2/4/2014 4 2/4/2014 5 3/...
I need a formula if c3 * d3 is less than 55, then populate e3 with 55. if it is 55 or higher, then populate e3 with sum of c3*d3
How to recover deleted messages from Android?
I am trying to attach a database in SQL Server but Error No. 601 is showing by the system.
I'm trying to get a command button to play a sound when pressed, the sound file path is in a field named 'Play_Inject'. There are many codes online that allow you to play a file however they don't work with fields values, each record will have a different sound so I don't want to keep doing new codes for each record.
What is the correct way for disconnecting an event handler? A: this.MyButton.Click -= new EventHandler(MyButton_Clicked); B: this.MyButton.Click -= MyButton_Clicked; Most people seem to use A, but some use B. What is the difference? What about the 'new' in A – there is nothing new, isn't it?
I am trying to extract specific text from word document based on coordinates, i have been searching many sites on this requirement ,but no luck. How to set the coordinates to the word document text ? if any one know about this, could you share the answer.
The controls worked fine two days ago and now "nothing" happens. This not the “object cannot be inserted”. That problem is fixed by deleting the .exd files. I do not get an error message, it’s simply,,,,,,,,, nothing happens I can copy the macro into a Module and run it by clicking on it, but the ActiceX button will not run it. I ...
My application is in .net and classic asp. Is there a way to implement state server in asp.net and classic asp application?
I have a visual RPG code to convert C# language. it is difficult to understand the syntax of visual RPG code. Please anyone help me to solve the task. Ex: BegProp RootPath Type(String) Access(*Public) BegGet If RootPaths[SelectedEnvironment] = *Nothing Throw *New System.Exception(string.Format("ApplicationRootPath is not found in Environments.xml for ...
I want to extract data from PDF file based on given coordinates(llx,llx,urx,ury). here i have extracted the data by coordinates.its fine, but here the problem is, i want to extract image also by coordinates. (here image means, in editable pdf form i have check box, when user checked on that it will be checked. after convert to that editable pdf to non-editable pdf, it displays checked image. ) &n...
The title pretty much says it all. In SSMS, when I change the name of a view, I don't know how to ensure that its dependents are upated with the new name, or if it's possible. If possibe, how can it be configured and why wouldn't something like this be default behavior?
All other things being equal -- no autonumbering, for example -- which is the best way of populating a table in a db that is a source for queries: 1. drop and recreate? 2. clear and append? Seems like dropping and recreating is not a good thing to do with a table that is linked to a query, but it does seem to work, so I'm wondering if it's acceptable.
My colleague has 11g on Windows 7; seems to have his TNS file in the right place...he doesn't know how to connect and frankly neither do I. Since he's always asking me about how to do things, I don't want to disappoint him. Plus I have my reputation to consider.
I have a formula that in places is correctly returning the above error as the values mean it is being asked to divide by 0. I just want to make it display '0' in this situation. How do I do that please? By the way, I use this site on a regular basis and want to say a big thanks to all the experts who answer on here - you've never failed to sort my problem out.
suppose i need to make update the employee as following CREATE PROC UPDATE_EMPLOYEE ( @EmployeeID INT, @EmployeeName NVARCHAR(50) ) AS update Employee set EmployeeName=@EmployeeName where EmployeeID=@EmployeeID Suppose I have two useres A,B A modified or edit using stored procedure above employee no 5000 field EmployeeName B need to ...
I need to do custom paging in my gridview and for that I want to get data from stored procedure each time when I change the index of page. I want my stored procedure to return data based on index passed. For example, if I pass Index value = 1, then it should return data from 1 to 500. If I pass Index value=2 then it should return data from 501 to 1000.. So each ti...
I have one column in my sql database named as S-No. Which has values like following : S-No ____ 1 ____ 2 ____ Null ____ Null ____ 3 ____ Null ____ Null ____ Null ____ Null ____ Null ____ 4 ____ Null . . Now, i want to ...