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What is the difference between single-quoted and double-quoted strings in PHP?
I'm a little confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes.
12 Ans...
Initialization of an ArrayList in one line
... wrote, as it does not need to create a new List in any way:
ArrayList<String> list = new ArrayList<String>();
list.add("A");
list.add("B");
list.add("C");
The catch is that there is quite a bit of typing required to refer to that list instance.
There are alternatives, such as making...
Concat all strings inside a List using LINQ
Is there any easy LINQ expression to concatenate my entire List<string> collection items to a single string with a delimiter character?
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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...
Why does instanceof return false for some literals?
...eated from within Javascript. From the Mozilla API docs:
var color1 = new String("green");
color1 instanceof String; // returns true
var color2 = "coral";
color2 instanceof String; // returns false (color2 is not a String object)
I can't find any way to construct primitive types with code, perhap...
How do I split a string by a multi-character delimiter in C#?
What if I want to split a string using a delimiter that is a word?
10 Answers
10
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Java multiline string
...Perl, I sure am missing the "here-document" means of creating a multi-line string in source code:
42 Answers
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Convert int to string?
How can I convert an int datatype into a string datatype in C#?
11 Answers
11
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How do you tell if a string contains another string in POSIX sh?
...want to write a Unix shell script that will do various logic if there is a string inside of another string. For example, if I am in a certain folder, branch off. Could someone please tell me how to accomplish this? If possible I would like to make this not shell specific (i.e. not bash only) but if ...
Why is the String class declared final in Java?
From when I learned that the class java.lang.String is declared as final in Java, I was wondering why that is. I didn't find any answer back then, but this post: How to create a replica of String class in Java? reminded me of my query.
...