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Converting 'ArrayList to 'String[]' in Java
How might I convert an ArrayList<String> object to a String[] array in Java?
16 Answers
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How do I print the type or class of a variable in Swift?
...below to the new Swift 2.0 syntax (e.g. println was replaced with print, toString() is now String()).
From the Xcode 6.3 release notes:
@nschum points out in the comments that the Xcode 6.3 release notes show another way:
Type values now print as the full demangled type name when used with
p...
How is null + true a string?
Since true is not a string type, how is null + true a string ?
7 Answers
7
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Match two strings in one line with grep
I am trying to use grep to match lines that contain two different strings. I have tried the following but this matches lines that contain either string1 or string2 which not what I want.
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What is the difference between == and equals() in Java?
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With respect to the String class:
The equals() method compares the "value" inside String instances (on the heap) irrespective if the two object references refer to the same String instance or not. If any two object references of type String ref...
How to convert a JSON string to a Map with Jackson JSON
... File from = new File("albumnList.txt");
TypeReference<HashMap<String,Object>> typeRef
= new TypeReference<HashMap<String,Object>>() {};
HashMap<String,Object> o = mapper.readValue(from, typeRef);
System.out.println("Got " + o);
}
It's ...
Convert Int to String in Swift
I'm trying to work out how to cast an Int into a String in Swift.
22 Answers
22
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How to generate JAXB classes from XSD?
....w3._2005.atom.FeedType;
public class Demo {
public static void main(String[] args) throws Exception {
JAXBContext jc = JAXBContext.newInstance("org.w3._2005.atom");
Unmarshaller unmarshaller = jc.createUnmarshaller();
URL url = new URL("http://bdoughan.blogspot.com/at...
Convert a JSON String to a HashMap
I'm using Java, and I have a String which is JSON:
18 Answers
18
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
I have not yet been able to figure out how to get a substring of a String in Swift:
33 Answers
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