those require a four byte encoding which is not supported in MySQL UTF-8.In MySQL 5.5.3, this was addressed with the addition of support for theutf8mb4character setwhich uses a maximum of four bytes per character and thereby supports the full UTF-8 character set. So if you’re using ...
ISO-8859-1"); 建议使用第一个方法,创建编码就可以开始写文件下面是把 GBK 编码的文件读取然后转换为 UTF8...static void Main(string[] args) { var file = new FileInfo("E:\\博客\\创建不带BOM 的UTF8...txt"); string str = ""; using (StreamReader stream = new StreamReader(file.FullName...
. 46 002E 句号(FULL STOP) / 47 002F 斜线(SOLIDUS) 0 48 0030 数字0(DIGIT ZERO) 1 49 0031 数字1(DIGIT ONE) 2 50 0032 数字2(DIGIT TWO) 3 51 0033 数字3(DIGIT THREE) 4 52 0034 数字4(DIGIT FOUR) 5 53 0035 数字5(DIGIT FIVE) 6 54 0036 数字6(DIGIT SIX) 7 55 0037 数字7(DI...
FF 12 000C 换页(form feed) CR 13 000D 回车(carriage return) SO 14 000E 不用切换(shift out) SI 15 000F 启用切换(shift in) DLE 16 0010 数据链路转义(data link escape) DC1 17 0011 设备控制 1(device control 1) DC2 18 0012 设备控制 2(device control 2) DC3 19 0013 设备控制 3(de...
Its primary purpose is to be able to allow a human tovisualize and edit"data" that is mostly (or fully)visibleUTF-8 text. It encodes all non visible or non UTF-8 compliant bytes as longform text (i.e. ESC becomes the full stringr"\x1B"). It can also encode/decode ill-formed UT...
base address + relative address in HttpClient... what is full address? Base64 to tiff Best approach for launching an application (GUI) by a Windows Service Best code practice - multiple same name class names in different namespaces Best CSV file reader to Dictionary Best library to read any ...
The project maintainer welcomes contributions in the form of feature requests, bug reports, comments, unit tests, vignettes, or other code. If you’d like to contribute, either fork the repository and submit a pull request file an issue; ...
python读取与写入csv,txt格式文件 在数据分析中经常需要从csv格式的文件中存取数据以及将数据写书到csv文件中.将csv文件中的数据直接读取为dict类型和DataFrame是非常方便也很省事的一种做法,以下代码以鸢尾花数据为例. csv文件读取为dict 代码 # -*- coding: utf-8 -*- import csv with open('E:/iris.csv'...
进入MySQL,分别查看rejectprj和reviewprj两个表的结构,通过show full columns from <table>,查看其Collation,如下图 其中reviewprj的fhbh为gbk_chinese_ci,而rejectprj的fhbh为latin1_swedish_ci,所以当两表通过fhbh关联时,就会出现以上错误。 则通过以下命令将r...问题...
进入MySQL,分别查看rejectprj和reviewprj两个表的结构,通过show full columns from <table>,查看其Collation,如下图 其中reviewprj的fhbh为gbk_chinese_ci,而rejectprj的fhbh为latin1_swedish_ci,所以当两表通过fhbh关联时,就会出现以上错误。 则通过以下命令将r... ...