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How can I pad a String in Java?
Is there some easy way to pad Strings in Java?
30 Answers
30
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How to directly initialize a HashMap (in a literal way)?
...mplify the creation of maps :
// this works for up to 10 elements:
Map<String, String> test1 = Map.of(
"a", "b",
"c", "d"
);
// this works for any number of elements:
import static java.util.Map.entry;
Map<String, String> test2 = Map.ofEntries(
entry("a", "b"),
entr...
How to escape braces (curly brackets) in a format string in .NET
How can brackets be escaped in using string.Format .
10 Answers
10
...
split string only on first instance - java
I want to split a string by '=' charecter. But I want it to split on first instance only. How can I do that ? Here is a JavaScript example for '_' char but it doesn't work for me
split string only on first instance of specified character
...
Swift - which types to use? NSString or String
...ality is bridged between the native types and the Foundation types.
While String and NSString are mostly interchangeable, i.e, you can pass String variables into methods that take NSString parameters and vice versa, some methods seem to not be automatically bridged as of this moment. See this answe...
What is a rune?
...rom this (erroneous) assumption C treated characters as 'bytes' char, and 'strings' as a 'sequence of characters' char*.
But guess what. There are many other symbols invented by humans other than the 'abcde..' symbols. And there are so many that we need 32 bit to encode them.
In golang then a st...
Get url parameters from a string in .NET
I've got a string in .NET which is actually a url. I want an easy way to get the value from a particular parameter.
13 A...
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...
string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
Is use of string.IsNullOrEmpty(string) when checking a string considered as bad practice when there is string.IsNullOrWhiteSpace(string) in .NET 4.0 and above?
...
What's the @ in front of a string in C#?
...
It marks the string as a verbatim string literal - anything in the string that would normally be interpreted as an escape sequence is ignored.
So "C:\\Users\\Rich" is the same as @"C:\Users\Rich"
There is one exception: an escape sequen...