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Using scanf() in C++ programs is faster than using cin?
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Here's a quick test of a simple case: a program to read a list of numbers from standard input and XOR all of the numbers.
iostream version:
#include <iostream>
int main(int argc, char **argv) {
int parity = 0;
int x;
while (std::cin >> x)
parity ...
if arguments is equal to this string, define a variable like this string
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I ran into issues with this when the variable on the left was an empty string. Fix was if [ "$1" = "country" ]; then.
– andrewb
Mar 20 '15 at 1:42
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Replace specific characters within strings
I would like to remove specific characters from strings within a vector, similar to the Find and Replace feature in Excel.
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LINQ - Full Outer Join
...ome people don't have a first name and some don't have a surname; I'd like to do a full outer join on the two lists.
16 Ans...
Real-world examples of recursion [closed]
...ll these type B ) who become permanently infected with it and shows no symptoms and merely acts a spreader.
This creates quite annoying waves of havoc when ever type B infects a multitude of type A.
Your task is to track down all the type Bs and immunise them to stop the backbone of the disease. ...
What is an ORM, how does it work, and how should I use one? [closed]
...bject-oriented paradigm. When talking about ORM, most people are referring to a library that implements the Object-Relational Mapping technique, hence the phrase "an ORM".
An ORM library is a completely ordinary library written in your language of choice that encapsulates the code needed to manipul...
Google Guava vs. Apache Commons [closed]
...ache Commons Collections is a good library as well, but it has long failed to provide a generics-enabled version (which is a major drawback for a collections API in my opinion) and generally seems to be in a maintenance/don't-do-too-much-work-on-it mode Recently Commons Collections has picked up som...
Calling a function every 60 seconds
Using setTimeout() it is possible to launch a function at a specified time:
13 Answers
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Peak-finding algorithm for Python/SciPy
... first derivative or something, but it seems like a common-enough function to be included in standard libraries. Anyone know of one?
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Requests — how to tell if you're getting a 404
I'm using the Requests library and accessing a website to gather data from it with the following code:
1 Answer
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