update 重写框架 README.md 格式更友好 通俗易懂

疯狂的狮子li

2021-09-15 d71e35893dae713987656a00786d759a7e73d5e2

 ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysPostServiceImpl.java

@@ -125,7 +125,7 @@
     * @return 结果
     */
    @Override
    public int countUserPostById(Long postId) {
    public long countUserPostById(Long postId) {
        return userPostMapper.selectCount(new LambdaQueryWrapper<SysUserPost>().eq(SysUserPost::getPostId,postId));
    }