Recent questions tagged type

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type conversion - How to do a static cast in C#?

Given a couple types like this: interface I {} class C : I {} How can I do a static type cast? By this ... I'd post this other option anyway. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type of loops in sql server?

Please tell me the all kind of loops that we can use in SQL Server 2008. Example of each would be good. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type conversion - How to convert array of floats to array of doubles in Java?

I have an array of floats and I would like to convert it to an array of doubles in Java. I am aware ... effective way of doing this conversion? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type conversion - How to combine Option values in Scala?

I want to be able to apply an operation f: (T,T) => T to Option[T] values in Scala. I want the result to ... is an Iterator[T] not an Option[T]. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type conversion - Convert Scala Set into Java (java.util.Set)?

I have a Set in Scala (I can choose any implementation as I am creating the Set. The Java library I am using ... ] required: java.util.Set[_] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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type conversion - Java allows to assign byte to java.lang.Short but not to java.lang.Integer

final byte b = 12; Short s = b; Integer i = b; Program compiles fine for Short but for Integer ... find anything for this specific scenario.. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type systems - Which languages are dynamically typed and compiled (and which are statically typed and interpreted)?

In my reading on dynamic and static typing, I keep coming up against the assumption that statically typed languages ... work in this way. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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535 views

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type conversion - How to convert a bool to a string in Go?

I am trying to convert a bool called isExist to a string (true or false) by using string(isExist) but it does ... way to do this in Go? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type checking in javascript

How can I check if a variable is currently an integer type? I've looked for some sort of resource for this and ... (or an Array for that matter) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type systems - Why is PartialFunction <: Function in Scala?

In Scala, the PartialFunction[A, B] class is derived from type Function[A, B] (see Scala Reference, 12.3.3) ... this be a breach of promise? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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616 views

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type coercion - Understanding JavaScript hoisting and truthy & falsy

I've been reading about JavaScript hoisting sometime back. JavaScript Scoping and Hoisting by Ben Cherry Two ... Someone please clarify. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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707 views

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type conversion - Converting integer to string in C without sprintf

It is possible to convert integer to string in C without sprintf? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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701 views

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type conversion - How do I convert [Size]byte to string in Go?

I have a sized byte array that I got after doing md5.Sum(). data := []byte("testing") var pass string var b ... b (type [16]byte) to type string See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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564 views

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type conversion - How can I convert a string to a float in mysql?

I have a table containing latitude and longitude values stored as strings (VARCHAR) which I'd like to convert to ... is a one-time conversion. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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521 views

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type conversion - How to convert a string to a date in sybase

I need to specify a date value in a sybase where clause. For example: select * from data where dateVal < [THE DATE] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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439 views

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type conversion - Java char is also an int?

I was trying to get some code done for class: public int getValue(char value) { if (value == 'y') return ... an int? Why is this happening? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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560 views

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type promotion in C

I am quite confused by the following code: #include <stdio.h> #include <stdint.h> int main(int argc, char ** ... Can anyone explain this to me? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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type conversion - Python, Determine if a string should be converted into Int or Float

I want to convert a string to the tightest possible datatype: int or float. I have two strings: value1="0 ... should be Integer in Python? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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563 views

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type conversion - Converting number in scientific notation to int

Could someone explain why I can not use int() to convert an integer number represented in string-scientific notation ... sign of the exponent? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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401 views

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type assertion - What does the "as const" mean in TypeScript and what is its use case?

I am confused about the as const cast. I checked a few documents and videos but did not understand it fully. My ... ..args); console.log(angle); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

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type conversion - How to convert binary representation of number from string to integer number in JavaScript?

Can anybody give me a little advice please? I have a string, for example "01001011" and what I need to do ... to integer. Is it possible? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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891 views

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type conversion - Convert string to integer in Shopify Liquid?

I just read this related answer: How can I convert a number to a string? - Shopify Design - Ecommerce University ... the right place to look? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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544 views

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type conversion - 2 bytes to short java

i'm reading 133 length packet from serialport,last 2 bytes contain CRC values,2 bytes value i've make single(short i ... help me i'm in trouble See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

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type conversion - Is true == 1 and false == 0 in JavaScript?

I was reading a good book on JavaScript. It started with: Boolean type take only two literal values: true and false ... then, what's the truth? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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658 views

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type coercion - Why, in JavaScript, does '3 instanceof Number' == false, but '3..method()' will call Number.prototype.method?

Given that a literal number not strictly an instance of Number, why can I call prototype methods of Number (or ... object' rather than 'number'. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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619 views

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type hinting - Specify length of Sequence or List with Python typing module

I'm giving the Python typing module a shot. I know that it's valid to specify the length of a List like ... the typing module in this way. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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497 views

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type conversion - How to convert integer into categorical data in R?

My data set has 8 variables and one of them is categorical but R thinks that it is integer (0's and 1' ... ... COR should have been categorical. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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570 views

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type conversion - Convert float to std::string in C++

I have a float value that needs to be put into a std::string. How do I convert from float to string? float ... my_val = val; // error here See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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