At the beginning of the 18th century, levenitz invented the binary number. At that time, he certainly did not expect that the binary will have such a wide application in the information age. The binary number features reliability, simple operation,
Binary definitionBinary system is widely used in computing technology. Binary data is a number represented by 0 and 12 digits. Its base is 2, the rounding rule is "every two in one", the borrow rule is "borrowing one as two", which was found by the 1
1. Variables1. He She I you someone you want to be rich x-man X = 1Hello! It(a variable is a pronoun in a natural language)2. int age = 15;//00000000 00000000 00000000 000011113. Variables in JavaA Java is a strongly typed language,b variables must
Atitit. The binary data is transmitted without loss to the string network.
1. Why GBK cannot be used to transmit binary data 1
2. base64 2
3. iso-8859-1 (recommended) 2
4. UTF-8 (unavailable) 2
1. Why GBK cannot be used to transmit binary data
How can we convert data into this form? It seems to be binary. What function does php use to convert a string or array to this?
Reply to discussion (solution)
Pack ()The reverse direction is unpack ()
Pack ()The reverse direction is unpack ()
Binary Conversions Binary is a kind of system widely used in computing . The binary number is the number represented by 0 and 12 digits. Its base is 2, the rounding rule is "every two in one", the borrow rule is "borrowing one as two", which was
A function that converts a string (which can contain Chinese characters) to a binary number: Convertstrtobin (); a function to convert the binary number to a string: Convertbintostr ().The following two functions can also be processed for strings
How can I convert the data into this form?
This seems to be binary. what function does PHP use to convert a string or an array to this?
Share to:
------Solution--------------------
Pack ()
Reverse is unpack ()
------Solution----------------
Java programming those things 7-the concept of hexadecimal Author: Chen yuefeng from: http://blog.csdn.net/mailbomb
1.2 hexadecimal ConceptBecause it is impossible to create a symbol for each value, a composite value needs to be combined with a
This article mainly introduces how to use Python built-in modules and functions to convert numbers in different hexadecimal formats. Python also makes it very convenient to read pure binary files. For more information, see
Binascii module:It
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