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Java - get pixel array from image
...d!
Here is a comparison I've setup to compare the two approaches:
import java.awt.image.BufferedImage;
import java.awt.image.DataBufferByte;
import java.io.IOException;
import javax.imageio.ImageIO;
public class PerformanceTest {
public static void main(String[] args) throws IOException {
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String.equals versus == [duplicate]
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@mo in some cases even in java == can be misleading. Java caches strings and so something like this would return true. String a = "Hello"; String b = "Hello"; a == b is true even though one would normally expect the result to be false.
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How to check whether a string is Base64 encoded or not
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If you are using Java, you can actually use commons-codec library
import org.apache.commons.codec.binary.Base64;
String stringToBeChecked = "...";
boolean isBase64 = Base64.isArrayByteBase64(stringToBeChecked.getBytes());
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Byte order mark screws up file reading in Java
I'm trying to read CSV files using Java. Some of the files may have a byte order mark in the beginning, but not all. When present, the byte order gets read along with the rest of the first line, thus causing problems with string compares.
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Tracing XML request/responses with JAX-WS
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for this work in tomcat you need to add these commands to JAVA_OPTS in catalina.sh e.g. on the first line add: JAVA_OPTS=" -Dcom.sun.xml.ws.transport.http.client.HttpTransportPipe.dump=true -Dcom.sun.xml.internal.ws.transport.http.client.HttpTransportPipe.dump=true -Dcom.sun.xml.ws....
Encoding URL query parameters in Java
How does one encode query parameters to go on a url in Java? I know, this seems like an obvious and already asked question.
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How to disassemble one single function using objdump?
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Bash completion for ./dasm
Complete symbol names to this solution (D lang version):
By typing dasm test and then pressing TabTab, you will get a list of all functions.
By typing dasm test m and then pressing TabTab all functions starting with m will be shown, or in case only one function e...
How to lock compiled Java classes to prevent decompilation?
How do I lock compiled Java classes to prevent decompilation?
9 Answers
9
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Read entire file in Scala?
...out Source: yes, it is the canonical I/O library. Most code ends up using java.io due to its lower-level interface and better compatibility with existing frameworks, but any code which has a choice should be using Source, particularly for simple file manipulation.
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Java - Method name collision in interface implementation
... no way to implement the same method in two different ways in one class in Java.
That can lead to many confusing situations, which is why Java has disallowed it.
interface ISomething {
void doSomething();
}
interface ISomething2 {
void doSomething();
}
class Impl implements ISomething, I...