android - I'm trying to make a simple salary counting program. But i cant recieve the data from the other class to the main activity -

-

itemprop = "text">

This is my main activity is new to Android i know some basics of java now but onclick listener i manupulate data can not do. 

  package com.examp.emp; Import android.support.v7.app.ActionBarActivity; Importroid.os.Bundle; Import android.view.Menu; Import android.view.MenuItem; Import android.view.View; Import android.view.View.OnClickListener; Import android.widget.Button; Import android.widget.EditText; Public class main activity actionbusiness activity (employee employee); @ Override Protected Zero (Bundle Saved Instantstate) {Super. NET (Saved Instantstate); SetContentView (R.layout.activity_main); Button BT = (button) Find VVBID (R.B.ton1); Find the last editTextAd = (edit text) VVBIID (RID Edit Text 1); Last editTextEd1 = (EditText) findViewById (R.id.editText2); Last editTextEX2 = find (edit text) VVBIID (RIDAdetect 3); Click on Bt.setOnClickListener (New OnClickListener) {@Override Public Zero (click V) {// TODO auto-defined method stub int sa = Integer.parseInt (ed.gettext (.) ToString ()); Int da = integer parseInt (ed1.gettext (.) ToString ()); Emp.salary = sa; Emp.day = da; Double tot = emp.compute (); Ed2.setText ("+ +);}}})}}

Category: 

  Public class employees provide main activity { Double Pay; Intake; Public Double Count () {Double OK = (Pay / 30) * Day; Double Total = Pay - OK; Total Return;}}

Enter the code here My errors in this login are: 

  10-28 02: 57: 00.616: E / Android time (926): Fatal exception: main 10-28 02: 57: 00.616: E / Android timeTime (926): Process: com.examp.emp, PID: 926 10-28 02: 57: 00.616: E / Androindertime (926): ja Va.lang .NullPointerException 10-28 02: 57: 00.616: E / AndroidRuntime (926): at com.examp.emp. $ 1.onClick (MainActivity.java:33) Main Activity 10-28 02: 57: 00.616: E / AndroidRuntime (926): At android.view.View.performClick (see .java: 4438) 10-28 02: 57: 00.616: E / Android Random (926): On Android. View.View $ PerformClick.run ( See. Java 18422) 10-28 02: 57: 00.616: E / Android Random (9 26): Android. Handlear Awnoldle Callback (Handler. Java: 733) 10-28 02: 57: 00.616: E / Andorrentime ( 926): On Android. Os.Handler.DispatchMessage (Handler. Java: 9 5) 10-28 02: 57: 00.616: E / Android Time (926): Android.OS Lopper Oops (Looper.java:1236) 10-28 02:57: 00.616: E / Android Random (926): Android. App ActivateTrade.Mine (ActivityTrad.Java0101017) 10-28 02:57: 00.616: E / Android Random (9 26): at java.lang.reflect.Method.invokeNative (Native Methods) 10-28 02: 57: 00.616: E / AndroidDime (926): at java.lang.reflect.Method.invoke (Method.Java T-15) 10-28 02: 57: 00.616: E / Androordantum (926): com.android.internal.os.ZygoteInit $ On MethodAndArgsCaller.run (ZygoteInit.java:779) 10-28 02:57: 00.616: E / Android Random (926): at com.android.internal.os.ZygoteInit.main (Zeigoteinit.jagatatermar) 10-28 02: 57: 00.616: E / Android timeTime (926): On the dual system. NativeVertainMine (Basic Method) 10-28 03: 02: 01.006: I / Process (926): Sending Signal PID: 926 Signature: 9

Please help me. I will be very good .... `

Your employee is never started < / P>


Comments

Post a Comment

Popular posts from this blog

java - Can't add JTree to JPanel of a JInternalFrame -

-
Image
There are two panels in my JInternalframe. I want to add TopPanel to Jtree to nominate another. But I can not add Jaitari to the top of the panel. Please help me in this piece of code: DefaultMutableTreeNode root = new DefaultMutableTreeNode ("deck"); DefaultMutableTreeNode Item Clubs = New DefaultMutableTreeNode ("Club"); AddAllCard (itemClubs); Root.add (itemClubs); DefaultMutableTreeNode item = New DefaultMutableTreeNode ("Diamonds"); AddAllCard (itemDiamonds); Root.add (itemDiamonds); DefaultMutableTreeNode Itemspads = New DefaultMutableTreeNode ("Spades"); AddAllCard (itemSpades); Root.add (itemSpades); DefaultMutableTreeNode item increases = new DefaultMutableTreeNode ("heart"); AddAllCard (itemHearts); Root.add (itemHearts); Default Trimodel Tree Model = New DefaultTreeModel (Route); Tree = new jetty (tree modal); ScrollPane = new JScrollPane (tree); // scrollPane.setViewportView (tree); . ScrollPane.getViewport () add (tr
Read more

javascript - data.match(var) not working it seems -

-
OK, I have this small block code, which is to scanned a number on the website, but for some reason There is a hip that it is not scanning at all. var regenges = / \ & lt; Span class = "currency-robux" data-to-"item-private-value-price" & gt; ([\ D,]) \ & LT; \ / Span \ & gt; /; Var ValueCiling = Data. Match (reggae); Value-song = number (value slicing location (",", "")); Is there anything wrong with that? This is related to the if statement if (value sling and lieutenant; = price watching) { < P> A function calls to move from there, but for some reason it does not seem to run at all. So I think the Regex is wrong but I'm not sure how. (There is a variable in PriceWinking , this is a snippet from the code.) On the website, I'm trying to remove it. & lt; Span class = "robux" data-plus = "item-privatesale-price" & gt; 115 & lt; / Span & gt; Keep in mind
Read more

javascript - How can I pause a jQuery .each() loop, while waiting for user input? -

-
Before I continue to get a jQuery .each loop to wait for user input There is a problem in repeatedly repeating This is my code (I have commented on what I would like to do): & lt; Html xmlns = "http://www.w3.org/1999/xhtml" & gt; & Lt; Top & gt; & Lt; Link rel = "stylesheet" type = "text / css" href = "common_components.css" /> & Lt; Meta http-equiv = "content-type" content = "text / html; charset = UTF-8" /> & Lt; Link rel = "stylesheet" href = "slider.css" & gt; & Lt ;? Php include_once 'common_components.php'; $ Query = $ dbh- & gt; Queries ("SELECT movies_dir FROM settings"); $ Line = $ query- & gt; Obtain (PDO :: FETCH_ASSOC); Date_default_timezone_set ('UTC'); Echo "& lt; title & gt; movie scanner & lt; / title & gt;"; ? & Gt; & Lt; Script src = "jquery.min.js" & gt; &am
Read more