Increase “brPanMapa.getComponent(0).setVisible(false);” at “criarBarrasDeRolagem()” my code continue fast, render 32×32 tile based map very fast speed! I don’t know how I guess this line of code, after 5h! 2 solved How to render directly screen in Java? JPanel render inside JScrollPane
You can’t traverse through the list using Iterator and modify the list with List-level add/remove methods at the same time. To add an element in such situations you can use ListIterator and its method add. 3 solved Getting ConcurrentException when working with list [duplicate]
The usual pattern would be: public static final. That is a globally accessible and unmodifiable array reference: public class GravityV1 { public static final String[] PLANETS = { “Mercury”, “Venus”, “Earth”, “Mars”, “Jupiter”, “Saturn”, “Uranus”, “Pluto”}; public static final int[] DIAMETERS = { 4876, 12107, 12755, 6794, 142983, 120536, 51117, 49527, 2390}; public static final … Read more
You can achieve the described background by below code. <?xml version=”1.0″ encoding=”utf-8″?> <layer-list xmlns:android=”http://schemas.android.com/apk/res/android”> <item android:drawable=”@color/colorPrimary”/> <item> <bitmap android:src=”https://stackoverflow.com/questions/49953217/@drawable/your-drawable” android:gravity=”center” android:alpha=”0.1″/> </item> <item android:top=”300dp” android:bottom=”-300dp” android:left=”0dp” android:right=”-300dp”> <rotate android:fromDegrees=”-10″ android:pivotX=”0%” android:pivotY=”100%”> <shape android:shape=”rectangle”> <solid android:color=”?android:colorBackground”/> </shape> </rotate> </item> </layer-list> 4 solved create an image view in android with arbitrary shape [duplicate]
throw new RuntimeException(); or String exceptionMsg = “Error”; throw new RuntimeException(exceptionMsg); — public class X { public X() { Y.CreateException(); //or Y.CreateException(“Error”); } } public class Y { public static void createException() { throw new RuntimeException(); } public static void createException(String msg) { throw new RuntimeException(msg); } } 1 solved How to create exception from … Read more
Basically it downloads a file from; http://dl.dropboxusercontent.com/s/nldqctnbvlez42b/******.dat?dl=1 (obfuscated link, don’t want anyone downloading it by mistake) …to c:\temp and registers it in the system using; regsvr32 /s <filename> The real evil is probably in the downloaded file (which I’m not going to download 🙂 ) 3 solved Code inside this undetectable malware [closed]
There are a few ways to interpret your question, // this was missing a size. So we need to add one. int x = 10; String []s = new String[x]; String s[] = new String[x]; // This is the same as the previous line. The other form type of question is this, //These are two … Read more
You need to add main_panel.revalidate(); before the repaint() call in order to instruct the Swing layout manager to re-layout newly added components again. 3 solved problems with java layout manager
As said above you have to use an Adapter I would create your own and add this to you ListView. This is roughly how you would do it, code bit rough as type it straigh into text editor here: public class ContactListAdapter extends ListAdapter<String> { private final List contacts; //Call to super to set up … Read more
Adding to @Reimeus answer, Make sure to keep MyController class and BackendApplication class within main package i.e, com.iz.backend. |-src/main/java |–com.iz.backend |–controllers |–MyController |–BackendApplication Or, use basePackages: @SpringBootApplication(scanBasePackages = {“com.iz.backend”}) 5 solved @RequestMapping spring boot doesn’t function as expected
Sort answer is “no”. Long answer is to use sunrsasign Provider, which implements RSAKeyPairGenerator such that the public exponent is 65537: *”/** * RSA keypair generation. Standard algorithm, minimum key length 512 bit. * We generate two random primes until we find two where phi is relative * prime to the public exponent. Default exponent … Read more
Micro services are a “design” pattern that guides how you implement functionality. “Web services” on the other hand focus on how customers consume services. In that sense, these two concepts are completely orthogonal. You can provide a REST / SOAP interface to your clients – and internally, this REST endpoint is implemented as micro service … Read more
Just declare a parameter of the appropriate type (whatever this is in the code mStrawberry.foo(this)): public class Strawberry{ public Strawberry(){} foo(TheRelevantType thisVariable ){ // *** thisVariable.doSomething(); // *** } } In the above, I’ve used TheRelevantType. I know this is MainActivity.this bud I have to use different class not only MainActivity… If you need to … Read more
No there is no “error in the enum class”. You have problems in the toString (see below). You probably need the following public String toString() { return “ID: “+ID + ” First Name: “+FirstName+” Last Name: ” +LastName+” Marital Status: “+ Status +” Age: “+Age; } Problems: You can’t return System.out.println(…) (it returns void, it … Read more
If you are using LWJGL you can also use JOML, in which case the following is probably what you might want: import org.joml.*; public class CubePositions { public static void main(String[] args) { /* Cuboid center position */ float px = 10, py = 0, pz = 0; /* Euler angles around x, y and … Read more