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逆地理编码 查询结果: 阅读全文
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1.常规处理方法(数据库以mysql为例)IFNULL(m.last_use_time,0) as last_use_time, IFNULL(m.last_lon,0) as last_lon, IFNULL(m.last_lat,0) as last_latif判断是否为null,设置一个默认值... 阅读全文
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//导出Excel try { HSSFWorkbook wb = carService.export(list); //调用service方法~! response.setContentType("applicat... 阅读全文
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/** * * @param zipFile 压缩包文件对象 * @param listKey 压缩的图片物理地址 * @return */ public static boolean packageZip(File zipFile,List li... 阅读全文
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public static final String TYPE_JPG = "jpg"; public static final String TYPE_GIF = "gif"; public static final String TYPE_PNG = "png"; public... 阅读全文