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文章 2023-01-18 来自：开发者社区

【Flume中间件】（2）实时监听一个文件末尾产生的数据

实时监听一个文件末尾产生的数据有时我们会产生需求实时的监控一个文件的数据，一般来说是日志这种信息，这种情况我们可以使用Flume进行解决，我们需要将source端改为exec，它是按照给定指令进行监控，一般监控文件末尾数据就是tail -F /home/file，这里的-F有一定的讲究就是，如果我们采用大F，那么如果采集出现问题，我们的程序会不断进行尝试，而小f不会。有时候你会发现，还没有对文件....

【Flume中间件】（2）实时监听一个文件末尾产生的数据

文章 2023-01-15 来自：开发者社区

【Alibaba中间件技术系列】「EasyExcel实战案例」实战研究一下EasyExcel如何从指定文件位置进行读取数据

EasyExcel的使用背景工作中总会遇到对Excel读写功能，之前接触过EasyExcel，后续我们基本上用它代替了传统的POI和JXL、甚至还有一个EasyPOI技术。EasyExcel的时候痛点使用的EasyExcel时候，一般场景下表头比较传统，也不复杂，但是这次呢表头稍微有点复杂，读取数据要从指定的位置开始，要从指定位置开始读取EasyExcel，所以呢在不断的摸索之后，找到了合适的解....

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