Today, I encountered an error/bug on my Visual Studio. Working with the MVC project I am doing, while trying to add a scaffolding controller. I can’t seem to find the ‘Add Controller’ in the context menu of Controller folder. Sometimes a simple Clean all, Rebuild all works easily. Sometimes it’s just a bug on Visual Studio itself and a simple reboot of VS or reboot of your machine will work....
INotifyDataErrorInfo Before diving into implementation of INotifyDataErrorInfo, make sure you have a good grasp of WPF Data Binding. 3 important usage/returns of INotifyDataErrorInfo interface: HasErrors - bool property that is binded when the Model has any error. GetErrors - IEnumberable ErrorsChanged - Event Let’s create a model (Person class) that implements INotifyDataErrorInfo class Person : INotifyDataErrorInfo { public event EventHandler<DataErrorsChangedEventArgs> ErrorsChanged; public System.Collections.IEnumerable GetErrors(string propertyName) { } public bool HasErrors { get { return true; } } } Let’s define a dictionary errors...
When I first started as a software engineer in my first professional job. We cater different applications designed using .NET, Python and PHP. And one of the big task for me at that time is handling a legacy system. Different organization and companies have different definition of legacy code/system. In our organization, a legacy system is old, ugly and difficult to maintain. No tests, unusable comments, no documentations, or whatsover, if there’s any, it’s of no use....
Background In my current previous full time job, majority of the tasks we have are concerning about string manipulation. The applications that we are creating and maintaining are tools use by our journals team. Our clients are multinational publishing companies that are producers of online journals, books and research resources. We automate journals analysts tasks related to XML, HTML formattings etc. Most of our business logic tasks involve string manipulation, we manipulate a lot of text....