Android开发优化的相关内容

Android开发优化之——对Bitmap的内存优化

1) 要及时回收Bitmap的内存 Bitmap类有一个方法recycle()，从方法名可以看出意思是回收。这里就有疑问了，Android系统有自己的垃圾回收机制，可以不定期的回收掉不使用的内存空间，当然也包括Bitmap的空间。那为什么还需要这个方法呢？ Bitmap类的构造方法都是私有的，所以开...

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Android WebView开发问题及优化汇总

转自：http://www.pedant.cn/2014/09/10/webview-optimize-points/ 我们在native与网页相结合开发的过程中，难免会遇到关于WebView一些共通的问题。就我目前开发过程中遇到的问题以及最后得到的优化方案都将在这里列举出来。有些是老生常谈，有些则...

Android] Android开发优化之——对Bitmap的内存优化

在Android应用开发过程中，屏幕上控件的布局代码和程序的逻辑代码通常是分开的。界面的布局代码是放在一个独立的xml文件中的，这个文件里面是树型组织的，控制着页面的布局。通常，在这个页面中会用到很多控件，控件会用到很多的资源。Android系统本身有很多的资源，包括各种各样的字符串、图片、动画、样...

Android开发优化之——使用软引用和弱引用

Java从JDK1.2版本开始，就把对象的引用分为四种级别，从而使程序能更加灵活的控制对象的生命周期。这四种级别由高到低依次为：强引用、软引用、弱引用和虚引用。这里重点介绍一下软引用和弱引用。如果一个对象只具有软引用，那么如果内存空间足够，垃圾回收器就不会回收它；如果内存空间不足了，就会回收这些...

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