java

[Solved] How to debug “Error parsing XML: mismatched tag”?

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You are forgot to close the “com.whatsapp.preference.WaPreference” tag at two places. <?xml version=”1.0″ encoding=”utf-8″?> <PreferenceScreen android:title=”@string/GB_Mods” xmlns:android=”http://schemas.android.com/apk/res/android” xmlns:cmwmobile=”http://schemas.android.com/apk/res/com.whatsapp”> <PreferenceCategory android:title=”HPWhatsApp 4.0″ android:key=”cat_wa”> <com.whatsapp.preference.WaPreference android:icon=”@drawable/ic_preguntas” android:title=”HPWhatsApp WEB” android:key=”settings_faq” /> <com.whatsapp.preference.WaPreference android:icon=”@drawable/ic_actualizaciones” android:title=”@string/updatess” android:key=”updates_key” /> <!– start <com.whatsapp.preference.WaPreference> –> <com.whatsapp.preference.WaPreference android:icon=”@drawable/ic_Thanks” android:title=”Donar” android:summary=”Donar al desarrollador” > <intent android:action=”android.intent.action.VIEW” android:data=”https://paypal.me/Hectorc4rp” /> <!– close your </com.whatsapp.preference.WaPreference> here –> </com.whatsapp.preference.WaPreference> … Read more

[Solved] How to check whether number is present in integer or not [closed]

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int[] ints = new int[] { 76543, 65334, 776958, 8978, 2436, 232789 }; for (int i : ints) { boolean containsAllThree = false; if (String.valueOf(i).contains(“7”) && String.valueOf(i).contains(“8”) && String.valueOf(i).contains(“9”)) containsAllThree = true; System.out.println(containsAllThree); } since you need don’t need 789 but 7, 8 and 9 to be contained you have to perform 3 checks (i … Read more

[Solved] Java: Parameter list without comma

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I’m guessing you’re new to programming, so I’ll give a quick explanation of what’s going on. If I’ve missed the point of your question entirely, I’m sorry. This line: public int compareWith(Choice anotherChoice){ is part of the Choice object. It takes another Choice object and compares it with itself. …or at least, that’s what I … Read more

[Solved] List View can’t run [duplicate]

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try this, xml <?xml version=”1.0″ encoding=”utf-8″?> <LinearLayout xmlns:android=”http://schemas.android.com/apk/res/android” android:layout_width=”match_parent” android:layout_height=”match_parent” android:orientation=”vertical” > <TextView android:id=”@+id/output” android:layout_width=”fill_parent” android:layout_height=”wrap_content” android:background=”#758AA7″ android:padding=”1px” android:text=”Click : ” android:textColor=”#ffffff” /> <ListView android:id=”@android:id/list” android:layout_width=”match_parent” android:layout_height=”wrap_content” > </ListView> </LinearLayout> MainActivity.java public class MainActivity extends ListActivity { TextView content; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.listview_main); content = (TextView) findViewById(R.id.output); String[] CoffeeShop = {“Creation”,”Starbucks”,”Caribou”,”Mo’Joe” … Read more

[Solved] What is the simplest way to create a new text file with values from an ArrayList? [closed]

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public static void createTextFileFromArrayList() { List<String> cities = new ArrayList<String>(); cities.addAll(Arrays.asList(“Boston”, “Washington”, “Irving”, “Dallas”)); //Get the file reference Path path = Paths.get(“C:\\apps\\output.txt”); //Use try-with-resource to get auto-closeable writer instance try (BufferedWriter writer = Files.newBufferedWriter(path)) { cities.forEach(city -> { try { writer.write(city); writer.write(“\n”); } catch (IOException e) { e.printStackTrace(); } }); } catch (IOException e) { … Read more

[Solved] Java Runnable Interface Solution [closed]

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When you call the thread.start() method, then the code inside the run() method will be executed on a new thread (since class TestThread implements Runnable). When you call thread.run(), this is calling the run() method from within the Main thread, not the one you started previously. This is essentially not using any threaded functionality. Once … Read more

[Solved] How to give a variable from another class a value from main method?

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You are not setting value to the object’s name variable. public static void main (String[] args) { Playeri user = new Playeri(); Enemyu enem = new Enemyu(); Scanner input = new Scanner(System.in); user.name = input.nextLine(); user.showName(); enem.showUserName(); } } class Playeri { String name; void showName() { System.out.println(“Your name is ” + name + “.”); … Read more

[Solved] ToString on Object generate error

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It seems as if the reason you’re getting an error is because the userReadables is initially set to a null string. in the catch, you have catch(Exception e) { userReadables = null; } and since the userReadables is already null, it’s calling the Exception before it does anything else. Make it something related to the … Read more

[Solved] Why doesn’t the following program work? [closed]

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According to the doc: Throws: InputMismatchException – if the next token does not match the Integer regular expression, or is out of range So i thing you could do this instead: int counter = 0; while (counter < numbers.length) { if (sc.hasNextInt()) { numbers[counter++] = sc.nextInt(); } else { if (sc.hasNext(“finish”)) { sc.close(); break; } … Read more

[Solved] Unable to throw Exception, why? [closed]

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We can throw Exception, provided we declare the method to throw the same Exception (throws Exception clause) or handle it (using try catch block) . Exception is a checked exception and these have to be handled but RuntimeException works because its unchecked Exception and for this we need not have a throws clause or handle … Read more