使用PyPdf2合并PDF文件(没有空白.报错) 对于合并之后pdf空白,或者出现 'latin-1' codec can't encode characters in position 8-11: ordinal not in range(256),请参照下面的链接对PyPdf2进行修改 https://blog.csdn.net/weixin_43116153/article/details/105218309 作者:小羊瓜瓜 修改完成后,便可以正常使用PyPdf2库对文件进行合并 代码如下
Android MediaPlayer 播放assets 文件夹下面的视频报错 报下面的错: java.io.FileNotFoundException: This file can not be opened as a file descriptor; it is probably compressed 调用办法是: AssetFileDescriptor afd = getResources().getAssets().openFd("input.avi");mediaPlayer
--如果打开sa属性报错如下:无法显示请求的对话框.属性IsLocked不可用于“登录名sa".该对象可能没有此属性,也可能是访问权限不足而无法检索 --解决办法:首先用windows登录,后打开查询分析器,在查询分析器中输入:alter login sa with password = 'newpwd' unlock, check_policy = off, check_expiration = off
1.jsp标签c:forEach报错,具体错误如下: 三月 31, 2014 9:31:14 下午 org.apache.catalina.core.StandardWrapperValve invoke 严重: Servlet.service() for servlet [jsp] in context with path [/HighCharts] threw exception [Unable to compile class for JSP: An error occurred at l
在使用mybatis进行多参数传递时,报错: A query was run and no Result Maps were found for the Mapped Statement 'xx.xx.'. It's likely that neither a Result Type nor a Result Map was specified. 后来发现,原来是没有指定resultMap或resultType mybatis中的所有查询,都必须返回resultType或者resultMap的
部署项目到weblogic中出现一个“黄叹号!”.报错如下: (1) Deployment is out of date due to changes in the underlying project contents. You'll need to manually 'Redeploy' the project to update the deployed archive. (2)Deployment failure on weblogic 8. Could not copy all res
在项目中使用PageHelper进行分页,启动运行时报错,报错如下: 27-Aug-2017 09:58:48.017 INFO [localhost-startStop-1] org.apache.jasper.servlet.TldScanner.scanJars At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete li
python自动化:下拉框定位方法之select标签 style="display: none;" 报错 selenium.common.exceptions.ElementNotVisibleException: Message: element not visible: Element is not currently visible and may not be manipulated 界面源码:(禅道为例) 排查: 1)因为是隐藏的,需要操作其可见才可定位 2)若还是无法定位