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Tag: hex

Hexadecimal byte array from a Midi event to int

I’m trying to retrieve the tempo of a midi file through the javax.midi library. What I am expected to receive is an array of three ex, because the Set Tempo meta message (which is this case, has just 3 bytes specifying a miliseconds amount. This is how the midi event returns So if you join them you have…

Is this a valid Hex value?

I’m reading a series of Hex values, reading the value `0x03B6 using the code : results in exception : If however I remove the 0x at beginning of value the result is converted to HEX correctly : Is 0X a convention to indicate it’s a hex value ? 03B6 is valid Hex ? Using a Hex calculator – htt…

Hex to Cyrillic text

I have hex byte string like “D09FD0B5D180D0BDD0B8D0BA” this is “Перник”. For each letter of the Cyrillic alphabet, I need 2 bytes. For “П” I need “D0 9F”. If I use: My problem is how from hex “D0 9F” to get int value “1055”. Or how from &…

Convert Decimal (Base 10) to Hexadecimal (Base 16) in Java

My question is about Java. How can I convert Decimal (Base 10) to Hexadecimal (Base 16) in Java with Java 7? When I use in C# the method Convert.FromBase64String(str) with String “BQoPFBke” i get the result: 05-0A-0F-14-19-1E But when I use in Java the method Base64.Decoder.decode(str) with the sa…

Java hex calculation

I have the long value bits declared like so: long bits = len*8L; (304) System.out.println(bits); This outputs as 304 If I use the long name bits like so I get 0 & 0 respectively. If I use the actual number, like so, I get 304 and 48 respectively I’m trying to convert this Java to JavaScript but Java…

How can I mask a hexadecimal int using Java?

I have an integer that contains a hexa value. I want to extract the first characters from this hexa value like it was a String value but I don’t want to convert it to a String. In my case I can’t use String utilities like substring. Answer It’s important to understand that an integer is just…

How to convert date time in hex in android

I need to convert date and time in hex code for writing it on IOT device. Here is my code It is returning 11 digits hex code I need 8 digits, just like date and time in hex is 47C7EDE0 for this date 12:34:56 29/Feb/2008 Please help Answer Try this:

How can i put a string in one line

i’m doing some conversion, from Hex to Ascii, when i convert the string, i got the following example: F23C040100C1 100D200000000000 0000 I know that the string is coming like this, because of the base 16, but i want too put it in just one line, like this: F23C040100C1100D2000000000000000 How can i do th…

Difference between 0x0A and 0x0D

I was studying about bluetooth and I was trying to write the code to keep listening to the input stream while connected and i came across this following code snippet: Can someone explain what is the difference between 0x0A and 0x0D. And also give a brief explanation about this code. Kindly share your views. A…