我想计算包含子文件夹和子文件的目录(例如 XYZ)大小。我想要所有文件和 XYZ 内所有内容的总大小。
我可以找到特定路径内的所有文件夹。但我想要所有的尺寸在一起。我也看到
display(dbutils.fs.ls("/mnt/datalake/.../XYZ/.../abc.parquet"))
给我 abc 文件的数据大小。但我想要 XYZ 的完整尺寸。
在我将 mSwipe(Card Swiper) 与我的 Android 应用程序集成之前,EPSON 网络打印机工作得非常完美。
集成后现在mSwipe工作正常,但一切都EPSON崩溃了。
libepos2.so里面有src/main/jniLibs/armeabi/libepos2.so但是还是说找不到。
log以下:
FATAL EXCEPTION: main
Process: com.intuition.dine.ivepos, PID: 10908
java.lang.UnsatisfiedLinkError: dalvik.system.PathClassLoader[DexPathList[[zip file "/data/app/com.intuition.dine.ivepos-1/base.apk"],nativeLibraryDirectories=[/data/app/com.intuition.dine.ivepos-1/lib/arm, /data/app/com.intuition.dine.ivepos-1/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]]] couldn't find "libepos2.so"
at java.lang.Runtime.loadLibrary0(Runtime.java:972)
at java.lang.System.loadLibrary(System.java:1567)
at com.epson.epos2.discovery.Discovery.<clinit>(Discovery.java:20)
at com.epson.epos2.discovery.Discovery.start(Discovery.java)
at com.intuition.dine.ivepos.SearchIPActivity.onCreate(SearchIPActivity.java:191)
at android.app.Activity.performCreate(Activity.java:6955)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1126)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2927)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3045)
at android.app.ActivityThread.-wrap14(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1642)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6776)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1496)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1386)
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任何帮助,将不胜感激。
我正在制作一个应用程序,点击每个网格视图项目上传产品的价值和图像.
MainActivity.java
package com.example.intuition.ivposcloud;
import android.media.Image;
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;
import org.w3c.dom.Text;
import static android.R.attr.name;
public class MainActivity extends AppCompatActivity {
// Write a message to the database
FirebaseDatabase database = FirebaseDatabase.getInstance();
DatabaseReference myRef = database.getReference("message");
GridView grid;
String[] web = {
"Pizza",
"Cheese",
"Cake",
"Icecream",
"Chocolate shake",
"coffee",
"Cake2",
"Yummy",
"Chicken",
"Tikka",
"pizza2", …Run Code Online (Sandbox Code Playgroud) android ×2
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