Tarik The implicit and explicit keywords in C# are used when declaring conversion operators. Let’s say that you have the following class: public class Role { public string Name { get; set; } } If you want to create a new Role and assign a Name to it, you will typically do it like this: Role … Read more
You should wrap each switch statement with {} braces. For example: switch (someInt) { case 0: { NSLog(@”Case 0″); } break; case 1: { NSLog(@”Case 1″); } break; } This has been answered already here by the way – When converting a project to use ARC what does “switch case is in protected scope” mean?
pure lets the compiler know that it can make certain optimisations about the function: imagine a bit of code like for (int i = 0; i < 1000; i++) { printf(“%d”, fun(10)); } With a pure function, the compiler can know that it needs to evaluate fun(10) once and once only, rather than 1000 times. … Read more
So I see three possible reasons for the problem: The file was marked as ‘Plain text’ There is a pattern for ‘Text files’ file type that matches this file (or back: file type ‘JavaScript’ exclude this file name). See image below There is a custom plugin that overrides default behavior for files with this name … Read more
Though there’s probably an easier way to do this using a JS Library, here’s a working solution using vanilla js. var list = document.getElementById(‘mylist’); var items = list.childNodes; var itemsArr = []; for (var i in items) { if (items[i].nodeType == 1) { // get rid of the whitespace text nodes itemsArr.push(items[i]); } } itemsArr.sort(function(a, … Read more
You know, there might be an easier way but the first thing that pops to mind is: Declare @SumVal int; Select @SumVal=Sum(Amount) From Expense; Print @SumVal; You can, of course, print any number of fields from the table in this way. Of course, if you want to print all of the results from a query … Read more
use the following function left(@test, charindex(“https://stackoverflow.com/”, @test) – 1)
I’ll suggest that you use this as it will check for both single and multiple occurrence of white space (as suggested by Lucas Green). $journalName = preg_replace(‘/\s+/’, ‘_’, $journalName); instead of: $journalName = str_replace(‘ ‘, ‘_’, $journalName);
Add iconTheme to your AppBar @override Widget build(BuildContext context) { return Scaffold( drawer: Drawer(), appBar: AppBar( title: Text(“Navigation Drawer”), iconTheme: IconThemeData(color: Colors.green), ), ); } You can also check other solutions here.