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C++ Erase vector element by value rather than by position? [duplicate]
...ude <iostream>
#include <range/v3/all.hpp>
int main(int argc, char const *argv[])
{
std::vector<int> vi{2,4,6,8,10};
for (auto& i : vi) {
std::cout << i << std::endl;
}
std::cout << "-----" << std::endl;
std::vector<int>...
StringUtils.isBlank() vs String.isEmpty()
...
StringUtils.isBlank() checks that each character of the string is a whitespace character (or that the string is empty or that it's null). This is totally different than just checking if the string is empty.
From the linked documentation:
Checks if a String is whi...
Determining memory usage of objects? [duplicate]
... 4125 1359 6963 49425
special builtin char logical integer double complex
173 1562 20652 7383 13212 4137 1
(There's another function, memory.size() but i have heard and read that it only seems to...
How to clear stringstream? [duplicate]
... efficient this way, since you avoid calling string constructor on a const char *
– Moha the almighty camel
Sep 7 '15 at 13:05
2
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How to split comma separated string using JavaScript? [duplicate]
...array = string.split(',')
and good morning, too, since I have to type 30 chars ...
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The split() method in Java does not work on a dot (.) [duplicate]
...it splits on regular expressions, and . in a regular expression means "any character".
Try temp.split("\\.").
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Java string split with “.” (dot) [duplicate]
...("\\.")[0];
Otherwise you are splitting on the regex ., which means "any character".
Note the double backslash needed to create a single backslash in the regex.
You're getting an ArrayIndexOutOfBoundsException because your input string is just a dot, ie ".", which is an edge case that produces ...
Remove final character from string [duplicate]
Let's say my string is 10 characters long.
2 Answers
2
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How can I use modulo operator (%) in JavaScript? [duplicate]
...ot the answer you're looking for? Browse other questions tagged javascript char character or ask your own question.
c++文件流基本用法(ifstream, ostream,fstream) - C/C++ - 清泛网 - 专注C/C++及内核技术
...二: 读文件
#include <fstream.h>
void main
{
ifstream file;
char output[100];
int x;
file.open("file.txt");
file>>output;
cout<<output;
file>>x;
cout<<x;
file.close();
}
上面所讲的ofstream和ifstream只能进行读或是写，而fstream则同时...