人生没有原因，闯出一路精彩
|
1 2 3 4 5 6 7 8 |
int SDK_INT = android.os.Build.VERSION.SDK_INT; //Log.v("kkk","SDK_INT:" + SDK_INT); if (SDK_INT > 8) { StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build(); StrictMode.setThreadPolicy(policy); //your codes here } |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 |
package com.example.lcheng215.fixture; import android.util.Log; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; import java.net.URL; /** * Created by Lcheng 215 on 2015-9-24. */ public class HttpUtils { //private final static String URL_PATH = "http://192.168.6.9/webel/images/corporate.png"; private final static String URL_PATH = "http://c.hiphotos.baidu.com/album/w%3D2048/sign=aa13cdbb023b5bb5bed727fe02ebd539/7dd98d1001e93901a318412e7aec54e736d1968c.jpg"; public static InputStream getImageViewInputStream() throws IOException{ InputStream inputStream = null; URL url = new URL(URL_PATH); if(url != null){ HttpURLConnection httpURLConnection = (HttpURLConnection)url.openConnection(); httpURLConnection.setConnectTimeout(3000); httpURLConnection.setRequestMethod("GET"); httpURLConnection.setDoInput(true); int response_code = httpURLConnection.getResponseCode(); if(response_code == 200){ inputStream = httpURLConnection.getInputStream(); } } return inputStream; } public static byte[] getImageViewArray(){ byte[] data = null; InputStream inputStream = null; ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); try{ Log.v("kkk", "in class HttpUtils getImageViewArray()"); Log.v("kkk", URL_PATH); URL url = new URL(URL_PATH); if(url != null){ Log.v("kkk", "url not null"); HttpURLConnection httpURLConnection = (HttpURLConnection)url.openConnection(); Log.v("kkk", "httpURLConnection implented"); httpURLConnection.setConnectTimeout(3000); Log.v("kkk", "after setConnecttimeout()"); httpURLConnection.setRequestMethod("GET"); Log.v("kkk", "after setRequestMethod()"); httpURLConnection.setDoInput(true); Log.v("kkk", "after setDoInput()"); int response_code = httpURLConnection.getResponseCode(); //int response_code = 200; Log.v("kkk", "after getResponseCode():"); if(response_code == 200){ int len = 0; byte[] b_data = new byte[1024]; Log.v("kkk","connection 200, ok"); inputStream = httpURLConnection.getInputStream(); while ((len = inputStream.read(b_data)) != -1){ outputStream.write(b_data,0,len); } data = outputStream.toByteArray(); } } }catch (Exception e){ e.printStackTrace(); }finally { if(inputStream != null){ try{ inputStream.close(); }catch (IOException e){ e.printStackTrace(); } } } return data; } } |
apt-get update apt-get upgrade apt-get install xxx apt- […]
原因是Ubuntu默认安装的是vim tiny版，安装vim full版即解决问题。 步骤: [crayon- […]
cd ~/.config ls看有没有google-chrome目录，没有就：mkdir google-chr […]
firefox－编辑－首选项－高级－常规－使用自动滚屏 参考：https://www.ubunt […]
IE6, xp: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT […]
备案通过后，第一时间在网页脚页增加备案信息。于是在“设置”->“常规”里找到“ICP备案号”填进去。 发 […]
ICP备案终于通过了，网站终于可以用域名访问了！ 前后20多天，花些时间，花些银子，把想做的事情做了。 以后可 […]
开2个窗口，分别打开需要比较的文件。已经打开4个窗口时，要把2个文件拉到上面2个窗口。 Windows/lin […]
int to String s = Integer.toString(i); s = String.value […]
|
1 |
net time \\192.168.6.9 /set /y |
查看系统时间: date 查看硬件时间: hwclock –show 设置系统时间: date – […]
v,移动,d: 剪贴一段内容, p: 粘贴 v,移动,y: 复制一段内容, p: 粘贴 yy: 复制一行, p […]
|
1 2 3 4 |
vi /etc/profile 在最后加入一行： export HISTTIMEFORMAT="%F %T `whoami` " 退出，重登，ok |
查看 Linux: echo $name Windows: set name 查看全部变量 Linux: ex […]
.gz 解压1：gunzip FileName.gz 解压2：gzip -d FileName.gz 压缩：g […]
apt-get install fcitx-table-wbpy 打开System settings -> […]
sudo vi /usr/share/lightdm/lightdm.conf.d/50-ubuntu.con […]
vi /etc/sudoers 找到一行： root ALL=(ALL:ALL) ALL yy复制，p […]