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Best way to create enum of strings?
What is the best way to have a enum type represent a set of strings?
8 Answers
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Swift - Split string over multiple lines
How could I split a string over multiple lines such as below?
15 Answers
15
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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 ...
How to negate a method reference predicate
...w method Predicate#not
So you can negate the method reference:
Stream<String> s = ...;
long nonEmptyStrings = s.filter(Predicate.not(String::isEmpty)).count();
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Storing JSON in database vs. having a new column for each key
... perform a text-search on it.
value per column instead matches the whole string.
Your approach (JSON based data) is fine for data you don't need to search by, and just need to display along with your normal data.
Edit: Just to clarify, the above goes for classic relational databases. NoSQL use J...
Calculate a MD5 hash from a string
I use the following C# code to calculate a MD5 hash from a string.
It works well and generates a 32-character hex string like this:
900150983cd24fb0d6963f7d28e17f72
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How to convert comma-separated String to List?
...ere any built-in method in Java which allows us to convert comma separated String to some container (e.g array, List or Vector)? Or do I need to write custom code for that?
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JavaScript equivalent to printf/String.Format
...JavaScript equivalent of the C/PHP printf() or for C#/Java programmers, String.Format() ( IFormatProvider for .NET).
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std::string to char*
I want to convert a std::string into a char* or char[] data type.
18 Answers
18
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How to check if a string “StartsWith” another string?
How would I write the equivalent of C#'s String.StartsWith in JavaScript?
19 Answers
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