The minimum interval between the leading edges of the start bits of two consecutive characters sent by the terminal to the ICC shall be between 12 and 266 etus as determined by the value of TC1 returned at the answer to reset (see sections 8.2 and 8.…
Exception in thread "main" java.util.regex.PatternSyntaxException: Unclosed character class near index 0 [ ^ 出现此错误应该是字符转义出现问题: System.out.println(str.replaceAll("[", "22")); 解决方案:在[之前加上\\ System.out.println(str.replaceAll(&qu…
使用str.split("[",15)时,出现Exception in thread "main" java.util.regex.PatternSyntaxException: Unclosed character class near index 0 [ ^的问题 解决办法为在[加上\\转义 str.split("\\[",15) …
使用Python写文件的时候,或者将网络数据流写入到本地文件的时候,大部分情况下会遇到:UnicodeEncodeError: 'gbk' codec can't encode character '\xa0' in position ... 这个问题. 网络上有很多类似的文件讲述如何解决这个问题,但是无非就是encode,decode相关的,这是导致该问题出现的真正原因吗?不是的. 很多时候,我们使用了decode和encode,试遍了各种编码,utf8,utf-8,gbk,gb2312等等,…