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How to check programmatically if an application is installed or not in Android?
... No doubt your post is really helpful , but i am getting a exception "java.lang.RuntimeException: Adding window failed" and " E/AndroidRuntime(7554): Caused by: android.os.TransactionTooLargeException 05-14 11:37:25.305: E/AndroidRuntime(7554): at android.os.BinderProxy.transact(Native Metho...
Does ruby have real multithreading?
...lementation of its
own. It is an implementation of a YARV bytecode VM in
JavaScript. HotRuby doesn't support threads (yet?) and when it
does, they won't be able to run in parallel, because JavaScript
has no support for true parallelism. There is an ActionScript
version of HotRuby, however, and ...
How to delete a whole folder and content?
...the link is deleted and not the target of the link." from docs.oracle.com/javase/tutorial/essential/io/delete.html
– corbin
Apr 6 '15 at 17:58
3
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Find a class somewhere inside dozens of JAR files?
... you can easily find the classes.
Another tool, that comes to my mind, is Java Decompiler. It can open a lot of jars at once and helps to find classes as well.
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Map enum in JPA with fixed values?
...ing the name also assumes you are using the same naming convention in both Java and the database. Take gender for example. That might be defined as simply 'M' or 'F' in the database but that shouldn't prevent me from using Gender.MALE and Gender.FEMALE in Java, instead of Gender.M or Gender.F.
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Verify object attribute value with mockito
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If you're using Java 8, you can use Lambda expressions to match.
import java.util.Optional;
import java.util.function.Predicate;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
public class LambdaMatcher<T> extends...
@AspectJ pointcut for all methods of a class with specific annotation
... question.
Annotation: @Monitor
Annotation on class, app/PagesController.java:
package app;
@Controller
@Monitor
public class PagesController {
@RequestMapping(value = "/", method = RequestMethod.GET)
public @ResponseBody String home() {
return "w00t!";
}
}
Annotation on met...
How to implement Enums in Ruby?
...idiom in Ruby? I'm looking for something which I can use (almost) like the Java/C# enums.
25 Answers
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How can I scan barcodes on iOS?
... core library. The port is a little old, from circa the 0.9 release of the Java code, but should still work reasonably well.
If you need to scan other formats, like 1D formats, you could continue the port of the Java code within this project to C++.
EDIT: Barcodes and the iphone code in the projec...
Why JSF calls getters multiple times
... return the already-prepared property and nothing more, exactly as per the Javabeans specification. They should not do any expensive DB/business logic at all. For that the bean's @PostConstruct and/or (action)listener methods should be used. They are executed only once at some point of request-based...