public class Exerc02{ public static void main(String args []){ char c = '中国人'; System.out.pingtln(c); } } 问题:进行以上Java编译的时候,出现unmappable character for encoding GBK. 我的解决方法:当我将编译改写为javac -encoding UTF-8 Exerc02.java就可以正常输出.我的分析:我的电脑字符集默认的是GBK,有什么办法能改为u…

编码错误编译时加-encoding UTF-8即可 :javac -encoding UTF- file.java //…

Ubuntu软件安装相对于centos而言,那真的是要愉快的多啊! 以下安装步骤,本人在公司的测试环境和开发环境以及之前个人虚拟机的测试或生产环境都测验过,基本没有问题,只要按照步骤来,即可马到成功! mysql的安装 安装命令:sudo apt-get install mysql-client mysql-server 注意事项:安装过程中会弹出界面,这个界面是让我输入密码的,一共会弹出两次,一个输入密码,一个确认密码 安装成功的标识 mysql -uroot -p 输入密码后进入mysql表…

java文件编译报错:error: unmappable character for encoding ASCII 解决: 编译时:javac -encoding utf-8 TestJava.java 运行时:java -Dfile.encoding=utf-8 TestJava 问题: mac系统下,javac运行报错:Error: Could not find or load main class xxx 解决:如果你的class在package里,你必须cd到包含该package的目录,…

Linux 2.6 - man page for ascii (linux section 7) - Unix & Linux Commands Linux 2.6 - man page for ascii (linux section 7)   ASCII(7) Linux Programmer's Manual ASCII(7) NAME ascii - ASCII character set encoded in octal, decimal, and hexadecimal DESCRI…

Binary to Text (ASCII) Conversion Description: Write a function that takes in a binary string and returns the equivalent decoded text (the text is ASCII encoded). Each 8 bits on the binary string represent 1 character on the ASCII table. Note: In the…

Given a string that consists of only uppercase English letters, you can replace any letter in the string with another letter at most k times. Find the length of a longest substring containing all repeating letters you can get after performing the abo…

ASCII(American Standard Code for Information Interchange,美国信息交换标准代码)是基于拉丁字母的一套电脑编码系统,主要用于显示现代英语和其他西欧语言. 它是现今最通用的单字节编码系统,并等同于国际标准ISO/IEC 646. 请注意,ASCII是American Standard Code for Information Interchange缩写,而不是ASCⅡ(罗马数字2),有很多人在这个地方产生误解. 在Swift中实现:字符串根据索…

Xx_Introduction Character input and output is by more line character conpose of the text flow  Define name common use capital  letter,easy read. The Standard C Library ----->provide I/O model ------>use character flow way. Ax_Application file copy,c…

Period Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2258    Accepted Submission(s): 1117 Problem Description For each prefix of a given string S with N characters (each character has an ASCII…