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Test if a string contains any of the strings from an array
How do I test a string to see if it contains any of the strings from an array?
14 Answers
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How to determine whether a substring is in a different string
I have a sub-string:
10 Answers
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Using LINQ to concatenate strings
...question and is not intended for everyday use. Because this does not use a StringBuilder it will have horrible performance for very long sequences. For regular code use String.Join as shown in the other answer
Use aggregate queries like this:
string[] words = { "one", "two", "three" };
var res = w...
Insert a string at a specific index
How can I insert a string at a specific index of another string?
18 Answers
18
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Convert Elixir string to integer or float
I need to convert a string to a floating point value or an integer. There was no method such as,
8 Answers
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Different between parseInt() and valueOf() in java?
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Well, the API for Integer.valueOf(String) does indeed say that the String is interpreted exactly as if it were given to Integer.parseInt(String). However, valueOf(String) returns a new Integer() object whereas parseInt(String) returns a primitive int.
If yo...
stringstream, string, and char* conversion confusion
My question can be boiled down to, where does the string returned from stringstream.str().c_str() live in memory, and why can't it be assigned to a const char* ?
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Sorting HashMap by values [duplicate]
..., you could sort hashmap just like this:
public LinkedHashMap<Integer, String> sortHashMapByValues(
HashMap<Integer, String> passedMap) {
List<Integer> mapKeys = new ArrayList<>(passedMap.keySet());
List<String> mapValues = new ArrayList<>(passedM...
Using Java to find substring of a bigger string using Regular Expression
If I have a string like this:
12 Answers
12
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String Resource new line /n not possible?
... doesn't seem like it's possible to add a new line /n to an XML resource string. Is there another way of doing this?
10 A...