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JavaScript Date Object Comparison
...her. Coerce them to number:
alert( +startDate2 == +startDate3 ); // true
If you want a more explicity conversion to number, use either:
alert( startDate2.getTime() == startDate3.getTime() ); // true
or
alert( Number(startDate2) == Number(startDate3) ); // true
Oh, a reference to the spec: §11...
MySQL Multiple Joins in one query?
...d = images.image_id
However be aware that, because it is an INNER JOIN, if you have a message without an image, the entire row will be skipped. If this is a possibility, you may want to do a LEFT OUTER JOIN which will return all your dashboard messages and an image_filename only if one exists (ot...
jquery $(window).height() is returning the document height
...irst thing in your document. E.g., you can't have any text before it, even if it doesn't render anything.
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.htaccess redirect all pages to new domain
...nter I edited the code so it can finally work. (the correct is to redirect if EQUAL and not DIFFERENT to olddomain, that ! was the problem)
– carla
Jan 20 '17 at 18:59
6
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What is the difference between onBlur and onChange attribute in HTML?
...re onchange then onblur, and it will normally do the same in IE. However, if you press the enter key instead of tab, in Firefox it will fire onblur then onchange, while IE will usually fire in the original order. However, I've seen cases where IE will also fire blur first, so be careful. You can'...
How can I apply a border only inside a table?
...
If you are doing what I believe you are trying to do, you'll need something a little more like this:
table {
border-collapse: collapse;
}
table td, table th {
border: 1px solid black;
}
table tr:first-child th {
border...
Can an interface extend multiple interfaces in Java?
...// methods
}
A single class can also implement multiple interfaces. What if two interfaces have a method defining the same name and signature?
There is a tricky point:
interface A {
void test();
}
interface B {
void test();
}
class C implements A, B {
@Override
public void tes...
UINavigationBar Hide back Button Text
...ge the Back Button string to what you'd like the back button to appear as. If you want it blank, for example, just put a space.
You can also change it with this line of code:
[self.navigationItem.backBarButtonItem setTitle:@"Title here"];
Or in Swift:
self.navigationItem.backBarButtonItem?.title...
Calculate last day of month in JavaScript
If you provide 0 as the dayValue in Date.setFullYear you get the last day of the previous month:
20 Answers
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Quick Sort Vs Merge Sort [duplicate]
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See Quicksort on wikipedia:
Typically, quicksort is significantly
faster in practice than other Θ(nlogn)
algorithms, because its inner loop can
be efficiently implemented on most
architectures, and in most real-world
data, it is possible to make design
choices which m...