每次升级Android Studio时,一般情况下Gradle版本的也会相应的升级,我之前Android Studio 3.0.1.Gradle 是4.1升级后为:Android Studio 3.1.0.Gradle 为4.4. 升级完成后先是报一堆错(每次都升级都是-.-) 第一个错如下: The SourceSet 'instrumentTest' is not recognized by the Android Gradle Plugin. Perhaps you misspelled…
RDS上执行报错如下: MySQL [ad_billing]> ALTER TABLE ad_spending ADD COLUMN impr bigint(20) NOT NULL DEFAULT 0 COMMENT '曝光数' after `mall_id`; ERROR 1062 (23000): Duplicate entry '2017-08-04-3-936158' for key 'scene_date_ad' MySQL [ad_billing]> 可以确定不会有重复数据,因为…
报错信息大致如下所示: at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:303) at org.apache.catalina.startup.Bootstrap.main(Bootstr…
In this tutorial we are going to see how to ZIP a file in Java. ZIP is an archive file format that enables data compression and it is mostly used on files and folders. A ZIP file may contain one or more compressed files or folders. Many compression a…