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How best to determine if an argument is not sent to the JavaScript function
...noid (see comments).
Using the || operator has become standard practice - all the cool kids do it - but be careful: The default value will be triggered if the argument evaluates to false, which means it might actually be undefined, null, false, 0, '' (or anything else for which Boolean(...) returns...
Why doesn't nodelist have forEach?
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NodeList now has forEach() in all major browsers
See nodeList forEach() on MDN.
Original answer
None of these answers explain why NodeList doesn't inherit from Array, thus allowing it to have forEach and all the rest.
The answer is found on this es-discus...
Bootstrap full-width text-input within inline-form
...a
width on the form controls used within.
The default width of 100% as all form elements gets when they got the class form-control didn't apply if you use the form-inline class on your form.
You could take a look at the bootstrap.css (or .less, whatever you prefer) where you will find this part...
HTML5 Number Input - Always show 2 decimal places
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You can't really, but you a halfway step might be:
<input type='number' step='0.01' value='0.00' placeholder='0.00' />
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MySQL SELECT only not null values
...hough...
SELECT val1 AS val
FROM your_table
WHERE val1 IS NOT NULL
UNION ALL
SELECT val2
FROM your_table
WHERE val2 IS NOT NULL
/*And so on for all your columns*/
The disadvantage of the above is that it scans the table multiple times once for each column. That may possibly be avoided by the b...
SVN (Subversion) Problem “File is scheduled for addition, but is missing” - Using Versions
...p into the cold water and fire up your hidden Mac command shell :-) (it's called "Terminal" in the german OSX, no idea how to bring it up in the english version...)
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Are static variables shared between threads?
...one thread makes becoming visible to other threads in a timely manner (actually the JVM has no obligation to make those changes visible to you at all, in any time frame), unless you establish a happens-before relationship.
Here's a quote from that link (supplied in the comment by Jed Wesley-Smith):
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How to check if a variable is an integer in JavaScript?
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@connorbode in javascript all numbers have the same type (there is no float or double), so 2.0 === 2 since the unnecessary decimal is just a different representation of the same number, thus parseInt(2.0) === 2.0 is equivalent to parseInt(2) === 2 whi...
Bootstrap modal appearing under background
...tive position this behavior will occur.
Make sure the modal container and all of its parent elements are positioned the default way to fix the problem.
Here are a couple ways to do this:
Easiest way is to just move the modal div so it is outside any elements with special positioning. One good p...
What is the correct value for the disabled attribute?
...gt; is valid and used by W3C on their samples.
In fact, both ways works on all major browsers.
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