[To] characters, bytes, and encoding
From: http://www.regexlab.com/zh/encoding.htm
Level: Intermediate
Abstract: This article describes the development process of character and encoding and the correct understanding of related concepts. Examples
Two bytes. if you write a number greater than 65535? Delphi/Windows SDK/API
Http://www.delphi2007.net/DelphiBase/html/delphi_20061220165725103.html
Under normal circumstances, FFFF is 65535. How can we break through it?
I can't break through. I
Python advanced (IV)-text and byte sequences (Encoding Problems), python bytesMain content of this article
Character
Bytes
Structure and memory View
Conversion between characters and bytes-codecs
BOM ghost character
Continue tomorrow...
Python
Types of str and bytes in Python3One of the most important new features of Python3 is a clear distinction between string and binary data streams. Text is always Unicode, represented by the STR type, and binary data is represented by the bytes type.
How to Use substring in oracle Database CONVERT (varchar (12), getdate (), 112), substringgetdate
SqlserverI often need to perform some time-type field conversions, but I don't quite remember it. So I collected the following
Powerful convert commands
The convert command can be used to convert the image format. jpg, BMP, PCX, GIF, PNG, Tiff, XPM, and xwd types are supported. The following is an example:
Convert xxx.jpg xxx.png convert jpeg to PNG file
Convert xxx.gif xxx.
In gb2312 encoding, a Chinese character occupies 2 bytes, while in the UTF-8, a Chinese character occupies 3 bytes ". "UTF-8 encoding (in fact a unicode encoding) or Unicode encoding itself is supported, simplified Chinese characters. Traditional
1, in the python2.x is not distinguished bytes and str type, in Python3 bytes and STR is differentiated, all operation of str bytes are supportedIn Python2>>> s = "ABCDEFG">>> B = S.encode () #或者使用下面的方式>>> B = B "ABCDEFG">>> type (b)#str和bytes是严格区分的
Read () errors caused by reading text bytes. read text
After several months of work, I had nothing to worry about and started reading the Classic C program design. When I saw the Character Count section, I thought I would use read () to read the
Although sublime text 2 is not cracked, it is not difficult to use it. It is only a string of text in the title bar and a prompt occasionally appears.
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