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How do I apply the for-each loop to every character in a String?
So I want to iterate for each character in a string.
9 Answers
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Why should C++ programmers minimize use of 'new'?
I stumbled upon Stack Overflow question Memory leak with std::string when using std::list<std::string> , and one of the comments says this:
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How do I read / convert an InputStream into a String in Java?
....io.InputStream object, how should you process that object and produce a String ?
59 Answers
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Best way to concatenate List of String objects? [duplicate]
What is the best way to concatenate a list of String objects? I am thinking of doing this way:
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Test whether string is a valid integer
...aining it so I can learn a little? I gather it reads, "At the start of the string (^), a minus sign (-) is optional (?), followed by any number of characters between zero and 9, inclusive" ... and what then might the +$ mean? Thanks.
– Richard T
Feb 5 '10 at 21...
Convert string to nullable type (int, double, etc…)
...tempting to do some data conversion. Unfortunately, much of the data is in strings, where it should be int's or double, etc...
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Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...e. To get the text after update use:
[textField2 setText:[textField1.text stringByReplacingCharactersInRange:range withString:string]];
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How to remove all the occurrences of a char in c++ string
...use boost if that's an option for you, like:
#include <boost/algorithm/string.hpp>
boost::erase_all(str, "a");
All of this is well-documented on reference websites. But if you didn't know of these functions, you could easily do this kind of things by hand:
std::string output;
output.reserv...
How do I remove repeated elements from ArrayList?
I have an ArrayList<String> , and I want to remove repeated strings from it. How can I do this?
38 Answers
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String concatenation in Ruby
I am looking for a more elegant way of concatenating strings in Ruby.
16 Answers
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