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JavaScript OOP in NodeJS: how?
I am used to the classical OOP as in Java.
6 Answers
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Is it possible to declare a variable in Gradle usable in Java?
Is it possible to declare a variable in Gradle usable in Java ?
Basically I would like to declare some vars in the build.gradle and then getting it (obviously) at build time. Just like a pre-processor macros in C/C++...
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Check if a String contains numbers Java
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The code below is enough for "Check if a String contains numbers in Java"
Pattern p = Pattern.compile("([0-9])");
Matcher m = p.matcher("Here is ur string");
if(m.find()){
System.out.println("Hello "+m.find());
}
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Which is best way to define constants in android, either static class, interface or xml resource?
... your project significantly.
static final constants are compiled into the java bytecode; project resources are compiled into a binary format within the apk. Accessing either is extremely efficient... if there is a difference between the two, it is trivial at most.
There isn't a set rule on how you...
Convert String to Uri
How can I convert a String to a Uri in Java (Android)? i.e.:
6 Answers
6
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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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GoTo Next Iteration in For Loop in java
Is there a token in java that skips the rest of the for loop?
Something like VB's Continue in java.
6 Answers
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java: HashMap not working
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You can't use primitive types as generic arguments in Java. Use instead:
Map<String, Integer> myMap = new HashMap<String, Integer>();
With auto-boxing/unboxing there is little difference in the code. Auto-boxing means you can write:
myMap.put("foo", 3);
instead...
What does `someObject.new` do in Java?
In Java, I have just found out that the following code is legal:
5 Answers
5
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Java resource as file
Is there a way in Java to construct a File instance on a resource retrieved from a jar through the classloader?
6 Answers
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