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开发中遇到问题的解决方法总结,包括java,android,js,sql,ml,etc.工作日每天更新,请大家监督和批评指正

Java 95.70% JavaScript 4.30%

problems's Introduction

how-to-solve-these-problems

开发中遇到问题的解决方法总结 ##general -代码中的特殊注解 -- TODO、FIXME、XXX的作用 #Android ##开发框架

快速开发xUtils|注解ButterKnife|图片处理Glide/Fresco|网络volley/retrofit+okhttp|数据库greenDAO|OrmLite|json数据处理转换fastjson+GsonFormat|事件总线EventBus|RxJava|检测修复内存泄露 LeakCanary|语言kotlin|布局androidautolayout|推送 umeng|bug收集bugly

##UI 1获取屏幕宽高/2设置popwin的位置
按两次back键退出的2种方法
editText限制输入的4种方法
输入框一键删除内容
倒计时功能
加载图片时导致的内存溢出问题
截屏
根据有无虚拟(back home)按键时正确显示界面
全屏模式下半透明显示系统状态栏
ListView中getChildAt(index)的使用注意事项
获取LayoutInflater的三种方法 改变背景染色
打开本地图片选择器并更换头像
ExpandableListView在右边显示箭头的方法
通用ViewHolder
listview和adapter的使用
#系统 锁屏<> ##四大组件及消息传递机制 Activity之间传值
hanler在fragment中的使用
##数据存储 web缓存机制
##传感器、手机硬件 调用系统相机应用
##调试 流量问题

##gradle编译 [项目迁移到as上时的乱码问题] 未解决 [error: dexDebug]一般删除重复或者多余不用的jar包就可以了
plugin not found
6.0 不能使用httpclient的解决方法
添加module失败时不想再持有module的处理方法:settings.gradle去掉对应module
#Java 类型转换
为什么匿名内部类和局部内部类只能访问final变量
java是支持中文名的,比如

class 我{ 
  String 我="me";
  public String 返回我(){
    return 我;
  }
}

String字符分割,中文字符排序
Collections排序
split用法小结
enum的用法

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