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Auto-loading lib files in Rails 4
...xtensions.rb wasn't following the Rails naming conventions, Rails wouldn't include it in the loading process. I got it working by manually requiring it.
– Yarin
Oct 31 '13 at 19:38
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How to get base url with jquery or javascript?
...lient cannot know where joomla is installed. The best option is to somehow include the value of $this->baseurl into the page javascript and then use this value (phpBaseUrl).
You can then build the url like this:
var loc = window.location;
var baseUrl = loc.protocol + "//" + loc.hostname + (loc....
Check if a string contains a string in C++
...ring operation.In boost,you can just use the boost::algorithm::contains:
#include <string>
#include <boost/algorithm/string.hpp>
int main() {
std::string s("gengjiawen");
std::string t("geng");
bool b = boost::algorithm::contains(s, t);
std::cout << b << std...
What is Gradle in Android Studio?
...xplain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio?
23 Answers
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Java - removing first character of a string
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How to detect IE11?
...2 ]; }
catch(e){}
How it works: The user-agent string for all IE versions includes a portion "MSIE space version" or "Trident other-text rv space-or-colon version". Knowing this, we grab the version number from a String.match() regular expression. A try-catch block is used to shorten the code, othe...
When to use setAttribute vs .attribute= in JavaScript?
...here are only 4 that are guaranteed (more on that later).
All HTMLElements include a property called attributes. HTMLElement.attributes is a live NamedNodeMap Object that relates to the elements in the DOM. "Live" means that when the node changes in the DOM, they change on the JavaScript side, and v...
How to throw a C++ exception
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Simple:
#include <stdexcept>
int compare( int a, int b ) {
if ( a < 0 || b < 0 ) {
throw std::invalid_argument( "received negative value" );
}
}
The Standard Library comes with a nice collection of built...
Efficient way to return a std::vector in c++
... code that can lead one into error. Consider the following program:
#include <string>
#include <vector>
#include <iostream>
using namespace std;
static std::vector<std::string> strings;
std::vector<std::string> vecFunc(void) { return strings; }...
Calculate business days
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Can this be expanded to include Good Friday (which I seem to remember is the Friday before the first Sunday after first full moon after March 21)?
– Damian Yerrick
Jul 21 '15 at 16:45
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