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How to merge two arrays in JavaScript and de-duplicate items
...
With Underscore.js or Lo-Dash you can do:
console.log(_.union([1, 2, 3], [101, 2, 1, 10], [2, 1]));
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js"></script>
http://underscorejs.org/#union
http://lodash.com/docs#union
...
Link to “pin it” on pinterest without generating a button
...opens a new window with appropriate dimensions, or at least adding target="_blank" to the tag to make it open clicks in a new window.
The tag syntax would look like:
<a href="http://pinterest.com/pin/create/button/?url={URI-encoded URL of the page to pin}&media={URI-encoded URL of the image...
How to install Hibernate Tools in Eclipse?
...igo installation instructions: jboss.org/tools/download/installation/update_3_3 . To sum that article you need to add download.jboss.org/jbosstools/updates/development/indigo as your update site and then from the list of available software just choose "Hibernate Tools" (for convenience, it appears m...
How do you prevent IDisposable from spreading to all your classes?
...
GrzenioGrzenio
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How to Generate unique file names in C#
...e:
public string GenerateFileName(string context)
{
return context + "_" + DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + Guid.NewGuid().ToString("N");
}
filename1 = GenerateFileName("MeasurementData");
filename2 = GenerateFileName("Image");
This way, when I sort by filename, it will aut...
Separating class code into a header and cpp file
... private, by default C++ class members are private.
// A2DD.h
#ifndef A2DD_H
#define A2DD_H
class A2DD
{
int gx;
int gy;
public:
A2DD(int x,int y);
int getSum();
};
#endif
and the implementation goes in the CPP file:
// A2DD.cpp
#include "A2DD.h"
A2DD::A2DD(int x,int y)
{
gx = x;
...
jQuery Mobile: document ready vs. page events
...on. It can be done in few ways.
Reference: https://stackoverflow.com/a/13932240/1848600
Solution 1:
You can pass values with changePage:
$.mobile.changePage('page2.html', { dataUrl : "page2.html?paremeter=123", data : { 'paremeter' : '123' }, reloadPage : true, changeHash : true });
And read t...
Using Default Arguments in a Function
...esn't answer your question, but is hopefully informative:
public function __construct($params = null)
{
if ($params instanceof SOMETHING) {
// single parameter, of object type SOMETHING
} else if (is_string($params)) {
// single argument given as string
} else if (is_arr...
typeof !== “undefined” vs. != null
...gument, or as a global variable), I think the best way to do it is:
if (my_variable === undefined)
jQuery does it, so it's good enough for me :-)
Otherwise, you'll have to use typeof to avoid a ReferenceError.
If you expect undefined to be redefined, you could wrap your code like this:
(functi...
Undefined reference to static constexpr char[]
I want to have a static const char array in my class. GCC complained and told me I should use constexpr , although now it's telling me it's an undefined reference. If I make the array a non-member then it compiles. What is going on?
...