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OrderBy descending in Lambda expression?
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As Brannon says, it's OrderByDescending and ThenByDescending:
var query = from person in people
orderby person.Name descending, person.Age descending
select person.Name;
is equivalent to:
var query = people.OrderByDescending(person =>...
Create a completed Task
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Task<T> is implicitly convertable to Task, so just get a completed Task<T> (with any T and any value) and use that. You can use something like this to hide the fact that an actual result is there, somewhere.
private static Task completedTa...
What does |= (ior) do in Python?
.... See examples below.
Sets
For example, the union of two assigned sets s1 and s2 share the following equivalent expressions:
>>> s1 = s1 | s12 # 1
>>> s1 |= s2 # 2
>>> s1.__ior__(s2) ...
Excel Date to String conversion
...ming cell A1 contains a date, and using VBA code:
Dim strDate As String
'Convert to string the value contained in A1 (a date)
strDate = CStr([A1].Value)
You can, thereafter, manipulate it as any ordinary string using string functions (MID, LEFT, RIGHT, LEN, CONCATENATE (&), etc.)
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Multiple HttpPost method in Web API controller
...fine the following routes in WebApiConfig file.
// Controller Only
// To handle routes like `/api/VTRouting`
config.Routes.MapHttpRoute(
name: "ControllerOnly",
routeTemplate: "api/{controller}"
);
// Controller with ID
// To handle routes like `/api/VTRouting/1`
config.Rou...
What is referential transparency?
...branch of philosophy that analyzes natural language constructs, statements and arguments based on the methods of logic and mathematics. In other words, it is the closest subject outside computer science to what we call programming language semantics. The philosopher Willard Quine was responsible fo...
What is the difference between Trap and Interrupt?
What is the difference between Trap and Interrupt?
9 Answers
9
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How to define optional methods in Swift protocol?
... (well, no explicitly at least). This means you can conform structs, enums and non-NSObject classes to it. Also, this means you can take advantage of powerful generics system.
You can always be sure that all requirements are met when encountering types that conform to such protocol. It's always eith...
How are booleans formatted in Strings in Python?
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What's the major difference between %r and %s?
– Alston
Sep 13 '15 at 8:17
23
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Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
...at];
NSDate *date = [dateFormatter dateFromString:dateString];
// Convert date object into desired format
//[dateFormatter setDateFormat:@"yyyy-MM-dd"];
[dateFormatter setDateFormat:destFormat];
NSString *newDateString = [dateFormatter stringFromDate:date];
return newDateStr...