Recent questions tagged binary

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binary - What does executable file actually contain?

What does executable actually contain ? .. Does it contain instructions to processor in the form of Opcode ... different operating systems ? See Question&Answers more detail:os...

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

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binary - Negative numbers are stored as 2's complement in memory, how does the CPU know if it's negative or positive?

-1 can be represented in 4 bit binary as (2's complement) 1111 15 is also represented as 1111. So, how ... 1 when it gets values from memory? See Question&Answers more detail:os...

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

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binary search - java Arrays.binarySearch fails to find target

String[] sortedArray = new String[]{"Quality", "Name", "Testing", "Package"}; // Search for the word "cat" int ... "Name" in my array? Any idea? See Question&Answers more detail:os...

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

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binary - PHP read file as an array of bytes

I have a file written using JAVA program which has an array of integers written as binary I made an for loop over ... to read this file in PHP. See Question&Answers more detail:os...

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

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binary - Compare two Byte Arrays? (Java)

I have a byte array with a ~known binary sequence in it. I need to confirm that the binary sequence is what it ... .out.println("different'"); } See Question&Answers more detail:os...

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

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binary - How do I convert from a decimal number to IEEE 754 single-precision floating-point format?

How would I go about manually changing a decimal (base 10) number into IEEE 754 single-precision floating- ... two parts actually represent. See Question&Answers more detail:os...

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

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binary - How to perform round to even with floating point numbers

In regards to IEEE-754 single precision floating point, how do you perform round to nearest, where ties round ... help is greatly appreciated. See Question&Answers more detail:os...

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

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binary - How are negative numbers represented in 32-bit signed integer?

How are negative number represented in 32-bit signed integer? Is it two's or one's complement? or the last bit on ... a flag? For example: (-10) See Question&Answers more detail:os...

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

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binary - How to convert hex number to bin in Swift?

I have string variable: var str = "239A23F" How do I convert this string to a binary number? str.toInt() does not work. See Question&Answers more detail:os...

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

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binary - script/tool to convert file to C/C++ source code array

I need a script/tool which reads a binary file and outputs a C/C++ source code array (which represents ... someone else searching for this.) See Question&Answers more detail:os...

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

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binary - How to detect type of compression used on the file? (if no file extension is specified)

How can one detect the type of compression used on the file? (assuming that .zip, .gz, .xz or any other ... in the header of that file? See Question&Answers more detail:os...

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

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binary - packing and unpacking variable length array/string using the struct module in python

I am trying to get a grip around the packing and unpacking of binary data in Python 3. Its actually not ... and lots of unnecessary zeroes? See Question&Answers more detail:os...

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

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