c++

[Solved] why printf is not printing here?

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Why here the output is only “hie” and “hola”? Order of precedence of Logical AND (&&) is greater than Logical OR (||). Agreed. But, it doesn’t mean that a program has to evaluate in that order. It just says to group together the expressions. Hence, if(printf(“hie”)|| printf(“hello”)&& printf(“nice to see you”)) is equivalent to, if(printf(“hie”) … Read more

[Solved] C# How to add to list class?

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You need to instantiate the Lists in your AddedContacts class’s constructor: public class AddedContacts { private List<CreateContact> Contact; public List<CreateContact> ClassCreateContact { get { return Contact; } set { this.Contact = value; } } public AddedContacts() { Contact = new List<CreateContact>(); ClassCreateContact = new List<CreateContact>(); } } You also need to create an instance of … Read more

[Solved] Awaited method call doesnt appear to complete [closed]

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The problem is you have two separate tasks running that call ShowProgressText. Task.Run() is not something you normally use unless you are interfacing with code that does not use the C# async/await pattern. So perhaps LoadRapport could be like this: bool IsCompleted; string LogText; private async Task LoadRapport() { LogText = “Disable Replication”; IsCompleted = … Read more

[Solved] Unhandled exception when calling object

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You need to change your constructor to look at location instead of userLocation (see below) in order to avoid this exception: public FSCServerLocator(string location) { if (string.IsNullOrWhiteSpace(location)) { throw new Exception(“No location included at initialization”); } //parameter filtering userLocation = location; } 2 solved Unhandled exception when calling object

[Solved] Incorrect syntax near ‘79000’ [closed]

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Change your sql statement to cmd.CommandText = “SELECT CMC, [Site Name], [Phone Number], Zip_Code FROM site Where Zip_Code=”” + Zipcode.Text + “””; You are missing the = which is needed for the syntax to be correct. But you should think about using parameter instead to avoid SQL Injection. Why do we always prefer using parameters … Read more

[Solved] If linked lists have many functional advantages over arrays, what advantages do arrays have over linked lists? [closed]

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Because there is no free lunch. In general, if a data structure is more powerful than another, you will have to pay for that additional power somehow. Sometimes you will not be willing to pay that price. As for lists, you are correct, in terms of functionality, they are way better than arrays: You can … Read more

[Solved] AWAIT multiple file downloads with DownloadDataAsync

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First, you tagged your question with async-await without actually using it. There really is no reason anymore to use the old asynchronous paradigms. To wait asynchronously for all concurrent async operation to complete you should use Task.WhenAll which means that you need to keep all the tasks in some construct (i.e. dictionary) before actually extracting … Read more