My understanding is that string is a member of the std namespace, so why does the following occur? #include <iostream> int main() { using namespace std; string myString = “Press ENTER to quit program!”; cout << “Come up and C++ me some time.” << endl; printf(“Follow this command: %s”, myString); cin.get(); return 0; } Each … Read more
This question already has answers here: How to convert an int to string in C? (11 answers) Closed 9 years ago. I tried this example: /* itoa example */ #include <stdio.h> #include <stdlib.h> int main () { int i; char buffer [33]; printf (“Enter a number: “); scanf (“%d”,&i); itoa (i,buffer,10); printf (“decimal: %s\n”,buffer); itoa … Read more
After reading the base64 wiki … I’m trying to figure out how’s the formula working : Given a string with length of n , the base64 length will be Which is : 4*Math.Ceiling(((double)s.Length/3))) I already know that base64 length must be %4==0 to allow the decoder know what was the original text length. The max … Read more
Is there a standard way to split a string in Haskell? lines and words work great from splitting on a space or newline, but surely there is a standard way to split on a comma? I couldn’t find it on Hoogle. To be specific, I’m looking for something where split “,” “my,comma,separated,list” returns [“my”,”comma”,”separated”,”list”]. 14 … Read more
Let’s say that I have a two word string and I want to capitalize both of them. name <- c(“zip code”, “state”, “final count”) The Hmisc package has a function capitalize which capitalized the first word, but I’m not sure how to get the second word capitalized. The help page for capitalize doesn’t suggest that … Read more
I used a variable with a lot of data in it, say String data. I wanted to use a small part of this string in the following way: this.smallpart = data.substring(12,18); After some hours of debugging (with a memory visualizer) I found out that the objects field smallpart remembered all the data from data, although … Read more
According to String#intern(), intern method is supposed to return the String from the String pool if the String is found in String pool, otherwise a new string object will be added in String pool and the reference of this String is returned. So i tried this: String s1 = “Rakesh”; String s2 = “Rakesh”; String … Read more
I love using the expression if ‘MICHAEL89’ in USERNAMES: … where USERNAMES is a list. Is there any way to match items with case insensitivity or do I need to use a custom method? Just wondering if there is a need to write extra code for this. 10 Answers 10
I have this string: ABCDEFGHIJ I need to replace from position 4 to position 5 with the string ZX It will look like this: ABCZXFGHIJ But not to use with string.replace(“DE”,”ZX”) – I need to use with position How can I do it? 21 Answers 21
What’s the most efficient way to trim the suffix in Java, like this: title part1.txt title part2.html => title part1 title part2 22 Answers 22
