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Why the switch statement cannot be applied on strings?
...e reason why has to do with the type system. C/C++ doesn't really support strings as a type. It does support the idea of a constant char array but it doesn't really fully understand the notion of a string.
In order to generate the code for a switch statement the compiler must understand what it...
Convert array of strings into a string in Java
I want the Java code for converting an array of strings into an string.
13 Answers
13
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Integer.toString(int i) vs String.valueOf(int i)
I am wondering why the method String.valueOf(int i) exists ? I am using this method to convert int into String and just discovered the Integer.toString(int i) method.
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What is an optional value in Swift?
...or no value. Optionals are written by appending a ? to any type:
var name: String? = "Bertie"
Optionals (along with Generics) are one of the most difficult Swift concepts to understand. Because of how they are written and used, it's easy to get a wrong idea of what they are. Compare the optional ab...
Getting the closest string match
I need a way to compare multiple strings to a test string and return the string that closely resembles it:
12 Answers
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Bytes of a string in Java
In Java, if I have a String x , how can I calculate the number of bytes in that string?
8 Answers
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Can I convert a C# string value to an escaped string literal
In C#, can I convert a string value to a string literal, the way I would see it in code? I would like to replace tabs, newlines, etc. with their escape sequences.
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Regex for splitting a string using space when not surrounded by single or double quotes
...elp. I'm trying to put together an expression that will split the example string using all spaces that are not surrounded by single or double quotes. My last attempt looks like this: (?!") and isn't quite working. It's splitting on the space before the quote.
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Is iterating ConcurrentHashMap values thread safe?
...t.Executors;
public class ConcurrentMapIteration
{
private final Map<String, String> map = new ConcurrentHashMap<String, String>();
private final static int MAP_SIZE = 100000;
public static void main(String[] args)
{
new ConcurrentMapIteration().run();
}
public Concur...
C# declare empty string array
I need to declare an empty string array and i'm using this code
9 Answers
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