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Questions - short

I don't understand why I get the compiler error "Lossy conversion from int to short"

For this code: public class Solution{ public static void main(String[] args){ short x = 10; x = x * 5; System.out.print(x); ...
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futuredeveloper

java

integer

short

Votes: 0

Answers: 1

Latest Answer

When you do calculations with short, byte or char Java automatically converts them to int and return int result so you should has to use casting. x = (short) (x*5)
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Erhan Kilic

QT String to short int - Hex Value

I want to convert QString to short int. For eg, Input: QString str = "0x0001"; Output: short int num = 0x0001; I have tried toShort() method of QString but it converts "0x0024" to ...
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Akshay Shelke

c++

qt

qstring

short

Votes: 0

Answers: 1

Latest Answer

It makes sense to use toShort or toUInt. However when using these functions, you have to give 10 instead of 16 to get the decimal value. For eg: short hex = str.toUInt(&ok, 16); // returns 24 shor...
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mertsert

QByteArray to short Int array in QT C++

I am receiving a QByteArray from UDP Socket. The QByteArray is of 52 elements each containing values from 0 to 9 - A to F. Now, I want to convert this QByteArray into a short int array of 13 elements ...
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Soham Patel

c++

qt

short

qbytearray

Votes: 0

Answers: 1

Latest Answer

You can use QByteArray::data() and QByteArray::constData() to access pointer to stored data and use c cast or reinterp_cast to cast specific type. Also you need to know endianness of data is it big-en...
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mugiseyebrows

Issues converting Hex to Short getting the wrong value

I have a function that converts 2 char values into an unsigned short: unsigned short ToShort(char v1, char v2) { unsigned short s = ((v1 << 8) | v2); return s; } It works most of the ti...
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Justin Barren

c++

casting

hex

short

Votes: 0

Answers: 1

Latest Answer

char gets a sign extension when OR'ed. Instead of v2 you could do: (v2 & 0xFF) unsigned char would be feasible, too.
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Joop Eggen

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