<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[laizhenjun的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/laizhenjun</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; laizhenjun]]></copyright><item><title><![CDATA[LeetCode -- 两数之和]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/80496539</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/80496539</guid><author>laizhenjun</author><pubDate>Tue, 29 May 2018 15:04:37 +0800</pubDate><description><![CDATA[给定一个整数数组和一个目标值，找出数组中和为目标值的两个数。你可以假设每个输入只对应一种答案，且同样的元素不能被重复利用。示例:给定 nums = [2, 7, 11, 15], target = 9

因为 nums[0] + nums[1] = 2 + 7 = 9
所以返回 [0, 1]C++ 的解法class Solution {public:    vector&amp;lt;int&amp;gt; tw...]]></description><category></category></item><item><title><![CDATA[编译android出现的问题]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/76615146</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/76615146</guid><author>laizhenjun</author><pubDate>Thu, 03 Aug 2017 11:35:10 +0800</pubDate><description><![CDATA[有时候我们在编译android代码时候，为了防止image 文件过于臃肿，会去掉一下无用的apk，或者几乎很少用的apk。
但是有时候单纯修改代码目录下面的Android.mk会出现编译android代码失败的情况。


我的开始不编译Camera2的方法就是重命名一下Android.mk，下图：




但是编译出现错误，错误如下：

 No rule to make ta]]></description><category></category></item><item><title><![CDATA[imagesview]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/76020001</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/76020001</guid><author>laizhenjun</author><pubDate>Mon, 24 Jul 2017 14:13:52 +0800</pubDate><description><![CDATA[ViewGroup view = (ViewGroup)getCurrentFocus();
            if (view.getChildAt(0) instanceof ImageView){
                ImageView img = (ImageView)view.getChildAt(0); 
                if(img != nu]]></description><category></category></item><item><title><![CDATA[kotlin->第一个kotlin程序]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/74518412</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/74518412</guid><author>laizhenjun</author><pubDate>Thu, 06 Jul 2017 09:53:23 +0800</pubDate><description><![CDATA[听说android studio 3.0 自带kotlin插件，但是自己的是1.6，只能自己安装。
第一步：下载kotlin，在android studio----> files ---> settings ---> plugins]]></description><category></category></item><item><title><![CDATA[安装android studio遇到的问题]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/74390370</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/74390370</guid><author>laizhenjun</author><pubDate>Wed, 05 Jul 2017 11:33:56 +0800</pubDate><description><![CDATA[首次打开android studio 遇到的错误第一次安装Android studio时候弹出unable
 to access android sdk add-on list
解决方法：bin\idea.properties打开这个文件末尾添加一行disable.android.first.run=true
参考：http://blog.youkuaiyun.com/yang5726685/artic]]></description><category></category></item><item><title><![CDATA[java-抽象类]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/74180381</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/74180381</guid><author>laizhenjun</author><pubDate>Mon, 03 Jul 2017 11:54:34 +0800</pubDate><description><![CDATA[package com.test.jun;


import com.test.jun.A.B;


abstract class A {
    public static final String FLAG = "CHINA";
    private String name = "june";
    
    public void setName(String nam]]></description><category></category></item><item><title><![CDATA[intent用法总结]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/72841500</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/72841500</guid><author>laizhenjun</author><pubDate>Fri, 02 Jun 2017 10:08:39 +0800</pubDate><description><![CDATA[参考：
https://www.oschina.net/code/snippet_54100_7587

https://www.oschina.net/question/565065_67909



Intent是一种运行时绑定（run-time binding）机制，它能在程序运行过程中连接两个不同的组件,你的程序可以向Android表达某种请求或者意愿，
Android会根]]></description><category></category></item><item><title><![CDATA[怎么调节CPU频率的大小]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/72272139</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/72272139</guid><author>laizhenjun</author><pubDate>Tue, 16 May 2017 13:57:54 +0800</pubDate><description><![CDATA[kernel/mstar2/hal/clippers/dvfs/mhal_dvfs.h
--------------------------------------------------------------------------------------------------
#define CONFIG_DVFS_CPU_CLOCK_L3]]></description><category></category></item><item><title><![CDATA[【XBMC教程/kodi】有关XBMC软解、硬解以及外挂播放的详细解答]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/70855592</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/70855592</guid><author>laizhenjun</author><pubDate>Thu, 27 Apr 2017 15:15:54 +0800</pubDate><description><![CDATA[最近自己打算要做一个带庞大电影库的NAS局域网，配上带安卓系统的投影仪供客人观看无卡顿的高清电影，所以开始研究XBMC(现在更名为kodi)，因为看中了它强大华丽的片库功能。闲话少说，就我最近遇到的一些问题做个整理记录，也方便后来人查阅，主要是对论坛置顶帖里面没有提到的一些软硬解问题做一个更为详细的解释。


1.首先要科普的东西：硬解和软解。
简单的说，软解，是用CPU的能力来运算解码视]]></description><category></category></item><item><title><![CDATA[错误]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/64129339</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/64129339</guid><author>laizhenjun</author><pubDate>Mon, 20 Mar 2017 17:39:28 +0800</pubDate><description><![CDATA[make: *** No rule to make target `out/target/product/generic/obj/SHARED_LIBRARIES/libvsyncbridge_intermediates/export_includes', needed by `out/target/product/generic/obj/SHARED_LIBRARIES/libgui_inter]]></description><category></category></item><item><title><![CDATA[android编译环境的搭建]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/62425495</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/62425495</guid><author>laizhenjun</author><pubDate>Thu, 16 Mar 2017 16:10:20 +0800</pubDate><description><![CDATA[ubuntu 14.04下已验证---mstar平台
第一步：
sudo apt-getinstall git-core gnupg flex bison gperf zip curl libc6-dev libncurses5-dev:i386x11proto-core-dev  libx11-dev:i386libreadline6-dev:i386 libgl1-mesa-glx-lts]]></description><category></category></item><item><title><![CDATA[java的发射机制--获取环境变量值 & 跳转到某个apk]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/56292825</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/56292825</guid><author>laizhenjun</author><pubDate>Tue, 21 Feb 2017 19:08:57 +0800</pubDate><description><![CDATA[try{
           Class CLASS = Class.forName("android.os.SystemProperties");
           String str = (String)CLASS.getMethod("get", new Class[] { String.class, String.class })
           .invoke(CLA]]></description><category></category></item><item><title><![CDATA[一个uri有网络图片，把这个图片设置到imageview]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/53836301</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/53836301</guid><author>laizhenjun</author><pubDate>Fri, 23 Dec 2016 10:27:23 +0800</pubDate><description><![CDATA[myImageView.setImageURI(Uri.parse(http://example.com/logo.png)); 
try { 
    URL thumb_u = new URL("http://www.example.com/image.jpg"); 
    Drawable thumb_d = Drawable.createFromStream(thumb_u.ope]]></description><category></category></item><item><title><![CDATA[framework之ComtextImpl.java 和 SystemServer.java]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/53189479</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/53189479</guid><author>laizhenjun</author><pubDate>Wed, 16 Nov 2016 18:07:22 +0800</pubDate><description><![CDATA[首先SystemServer里面重要做了添加一些服务的工作
例如：ActivityManagerService ，PowerManagerService ，WindowManagerService


代码如下：
（framework\base\services\java\com\android\server\SystemServer.java）
 wm = WindowManager]]></description><category></category></item><item><title><![CDATA[listview getview的性能优化]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52982120</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52982120</guid><author>laizhenjun</author><pubDate>Mon, 31 Oct 2016 14:26:11 +0800</pubDate><description><![CDATA[public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder holder = null;
        if (convertView == null) {
                convertView = LayoutInflater.from(mConte]]></description><category></category></item><item><title><![CDATA[thread &　asynctask 的使用]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52452785</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52452785</guid><author>laizhenjun</author><pubDate>Tue, 06 Sep 2016 19:22:20 +0800</pubDate><description><![CDATA[public class MainActivity extends ActionBarActivity {


public static final int UPDATE_TEXT = 1;
private TextView tView;
private Button bt; 
private Handler handler = new Handler(){
public void]]></description><category></category></item><item><title><![CDATA[按back键时候保存edittext中的字符串]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52424485</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52424485</guid><author>laizhenjun</author><pubDate>Sat, 03 Sep 2016 17:45:20 +0800</pubDate><description><![CDATA[package com.example.filesave;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import ja]]></description><category></category></item><item><title><![CDATA[注释掉打开热点的提示框]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52247638</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52247638</guid><author>laizhenjun</author><pubDate>Fri, 19 Aug 2016 09:29:34 +0800</pubDate><description><![CDATA[+++ b/services/java/com/android/server/connectivity/Tethering.java
@@ -466,7 +466,7 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
         PendingIntent pi = PendingIntent]]></description><category></category></item><item><title><![CDATA[修改系统默认的音量大小]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52247564</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52247564</guid><author>laizhenjun</author><pubDate>Fri, 19 Aug 2016 09:20:14 +0800</pubDate><description><![CDATA[private void restoreMasterVolume() {
Log.d(TAG, "========restoreMasterVolume");
        if (mUseFixedVolume) {
Log.d(TAG, "========mUseFixedVolume");
            AudioSystem.setMasterVolume(1.0f);]]></description><category></category></item><item><title><![CDATA[本地广播的发送]]></title><link>https://blog.youkuaiyun.com/laizhenjun/article/details/52192120</link><guid>https://blog.youkuaiyun.com/laizhenjun/article/details/52192120</guid><author>laizhenjun</author><pubDate>Fri, 12 Aug 2016 15:31:39 +0800</pubDate><description><![CDATA[public class MainActivity extends ActionBarActivity {


LocalBroadcastManager local;
LocalReciver localReciver;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        su]]></description><category></category></item></channel></rss>