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What is 'Pattern Matching' in functional languages?
...ys, ML languages implement pattern matching without run-time type-tests or casts, so the C# code is somewhat deceptive. Let's brush implementation details aside with some hand-waving please :) )
Data structure decomposition in a nutshell
Ok, let's go back to the peek method:
let peek s =
matc...
Parse JSON in TSQL
...orisov
-- Create date: 2018-03-23
;WITH crData AS (
SELECT CAST(NULL AS NVARCHAR(4000)) COLLATE DATABASE_DEFAULT AS [Parent]
,j.[Key] AS [Param],j.Value,j.Type
,j.[Key] AS [Path],0 AS [Level]
,j.[Key] AS [GenericPath]
FROM OPENJSON(@json) j...
Converting a Uniform Distribution to a Normal Distribution
...er, just add up four of them and divide by 2.
– CrazyCasta
Mar 10 '16 at 2:11
6
I think the sugge...
TSQL - How to use GO inside of a BEGIN .. END block?
...IN = 1x'
END
END TRY
BEGIN CATCH
PRINT 'Error occurred on line ' + cast(ERROR_LINE() as varchar(10))
+ ' of ' + 'statement # ' + cast(@statementNo as varchar(10))
+ ': ' + ERROR_MESSAGE()
-- error occurred, so rollback the transaction
ROLLBACK
END CATCH
-- if we were ...
How to get a function name as a string?
...the above error, consider:
import inspect
import types
from typing import cast
this_function_name = cast(types.FrameType, inspect.currentframe()).f_code.co_name
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Does Java read integers in little endian or big endian?
...oes exactly what you tell it, there's no ambiguity. In C you could always cast a "byte*" to a "long*" and de-reference it. Then you'd have to care about endianess. In Java there's no direct, ambiguous way to do that.
– Joachim Sauer
Dec 12 '08 at 22:02
...
How can I deserialize JSON to a simple Dictionary in ASP.NET?
...Does this also work when youre values are integers. Are they automatically casted to 'strings'?
– Highmastdon
Jun 13 '12 at 13:56
60
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Difference between Covariance & Contra-variance
... covariance exists within the implementation where a DuckEgg is implicitly cast to the BirdEgg out/return type? Either way, please clear my confusion.
– Suamere
Dec 10 '15 at 21:36
...
Convert Datetime column from UTC to local time in select statement
... for one TimeZone can change to winter or summer time. For example
select cast('2017-02-08 09:00:00.000' as datetime) AT TIME ZONE 'Eastern Standard Time'
select cast('2017-08-08 09:00:00.000' as datetime) AT TIME ZONE 'Eastern Standard Time'
results:
2017-02-08 09:00:00.000 -05:00
2017-08-08 09...
How to access session variables from any class in ASP.NET?
...
This approach has several advantages:
it saves you from a lot of type-casting
you don't have to use hard-coded session keys throughout your application (e.g. Session["loginId"]
you can document your session items by adding XML doc comments on the properties of MySession
you can initialize your ...