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What is a 'semantic predicate' in ANTLR?
...se();
}
}
Test it by generating the lexer and parser, compiling all .java files and
running the Main class:
java -cp antlr-3.2.jar org.antlr.Tool Numbers.g
javac -cp antlr-3.2.jar *.java
java -cp .:antlr-3.2.jar Main
When doing so, nothing is printed to the console, which indicates that n...
How to fix 'android.os.NetworkOnMainThreadException'?
...omething with the feed
}
}
How to execute the task:
In MainActivity.java file you can add this line within your oncreate() method
new RetrieveFeedTask().execute(urlToRssFeed);
Don't forget to add this to AndroidManifest.xml file:
<uses-permission android:name="android.permission.INTERN...
Hash collision in git
...commit f5f5e7f, commit 8325e43, commit c0c2006, commit 45a574e, commit 28dc98e (16 Mar 2017) by Jeff King (peff).
(Merged by Junio C Hamano -- gitster -- in commit 48b3693, 24 Mar 2017)
Makefile: make DC_SHA1 the default
We used to use the SHA1 implementation from the OpenSSL library by
...
JSP tricks to make templating easier?
...ic, no serverside logic to program. I should mention I'm completely new to Java. JSP files seem to make it easy to work with common includes and variables, much like PHP , but I'd like to know a simple way to get something like template inheritance ( Django style) or at least be able to have a bas...
How to convert a LocalDate to an Instant?
I work with the new DateTime API of Java 8.
2 Answers
2
...
What's the difference between deadlock and livelock?
...amples illustrate you the difference between a deadlock and a livelock:
Java-Example for a deadlock:
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
public class DeadlockSample {
private static final Lock lock1 = new ReentrantLock(true);
private...
Iterate through a C++ Vector using a 'for' loop
...st parameter of the for loop is always something based on the vector. In Java I might do something like this with an ArrayList:
...
Are parameters in strings.xml possible? [duplicate]
... way.
See the method Context.getString(int, Object...) and the Android or Java Formatter documentation.
In your case, the string definition would be:
<string name="timeFormat">%1$d minutes ago</string>
share
...
Is it safe to use Project Lombok? [closed]
... case you don't know Project Lombok helps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 different ...
Make a negative number positive
I have a Java method in which I'm summing a set of numbers. However, I want any negatives numbers to be treated as positives. So (1)+(2)+(1)+(-1) should equal 5.
...