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Struggling with NSNumberFormatter in Swift for currency
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No need to cast it to NSNumber you can use formatter method func string(for obj: Any?) -> String?. So you just need to use string(for: price) instead of string(from: price)
– Leo Dabus
Mar 22 '1...
Purpose of Activator.CreateInstance with example?
...cyObject)Activator.CreateInstance("MyAssembly", ClassName)) but instead of casting with the type. Cast with type made from the ClassName? Like this Type type = Type.GetType(ClassName);obj = (type )Activator.CreateInstance("MyAssembly", ClassName)) ?
– rluks
Mar...
COALESCE Function in TSQL
... same data-type. (If they're not the same data-type, they get implicitly cast to an appropriate data-type using data-type order of precedence.)
It's like ISNULL() but for multiple parameters, rather than just two.
It's also ANSI-SQL, where-as ISNULL() isn't.
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Deserializing JSON data to C# using JSON.NET
...as having issues where I had a pretty complex JSON string, when I tried to cast it to C# objects, anything marked as 'NotNull' would be missing from the object, even though it was present in the JSON string to begin with. Very strange. I used this method and it worked PERFECT!
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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...
How to change the type of a field?
...uble) to 2 (string).
So simply load the document from the DB, perform the cast (new String(x)) and then save the document again.
If you need to do this programmatically and entirely from the shell, you can use the find(...).forEach(function(x) {}) syntax.
In response to the second comment below...
Get OS-level system information
...get process CPU usage (without writing your own JNI code), but you need to cast the java.lang.management.OperatingSystemMXBean to a com.sun.management.OperatingSystemMXBean. This works on Windows and Linux, I haven't tested it elsewhere.
For example ... call the get getCpuUsage() method more freque...
C library function to perform sort
..._function, which takes in two
arguments of type "const void", which can be cast to appropriate data structure, and then
return one of these three values:
negative, if a should be before b
0, if a equal to b
positive, if a should be after b
1. Comparing a list of integers:
simply cast a and b to...
How to check type of variable in Java?
...he datatype that the variable a was originally declared as or subsequently cast to.
boolean b = a instanceof String - will give you whether or not the actual object referred to by a is an instance of a specific class.
Again, the datatype that the variable a was originally declared as or subsequentl...
How to force LINQ Sum() to return 0 while source collection is empty
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This is the correct answer. All others fail. First casting to nullable and then comparing the final result against null.
– Mohsen Afshin
Sep 17 '15 at 4:37
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