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How can I determine if a variable is 'undefined' or 'null'?
...ional JS, it's taken for granted that type equality and the behavior of == vs === is understood. Therefore we use == and only compare to null.
Edit again
The comments suggesting the use of typeof are simply wrong. Yes, my solution above will cause a ReferenceError if the variable doesn't exist. ...
Any tools to generate an XSD schema from an XML instance document? [closed]
...
In VS2010 if you load an XML file into the editor, click the XML menu >> Create Schema.
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How to use clock() in C++
... QueryPerformanceCounter (QPC). std::chrono is implemented using it (since VS2015, if you use that), but it is not accurate to the same degree as using QueryPerformanceCounter directly. In particular it's claim to report at 1 nanosecond granularity is absolutely not correct. So, if you're measuring ...
Difference between View and table in sql
...between views and table
https://codechef4u.com/post/2015/09/03/sql-views-vs-tables
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Matplotlib scatter plot with different text at each data point
...ts with different numbers from a list.
So, for example, I want to plot y vs x and annotate with corresponding numbers from n .
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How to get disk capacity and free space of remote computer
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@oldboy because it uses powers of 2: 2^20 vs. 10^6. It should indeed be written 1MiB (with proper case) but is usually shown in lower case, without th "i". See Mebibyte.
– Matthieu
Mar 3 at 12:09
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Is it possible to animate scrollTop with jQuery?
...l) {
window.scrollTo(0, val);
}
});
This also gets around the html vs body issue as it's using cross-browser JavaScript.
Have a look at http://james.padolsey.com/javascript/fun-with-jquerys-animate/ for more information on what you can do with jQuery's animate function.
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HTML text-overflow ellipsis detection
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elem.offsetWdith VS ele.scrollWidth
This work for me!
https://jsfiddle.net/gustavojuan/210to9p1/
$(function() {
$('.endtext').each(function(index, elem) {
debugger;
if(elem.offsetWidth !== elem.scrollWidth){
$(this).css({col...
How do you run JavaScript script through the Terminal?
...ey (both are Mozilla creations): stackoverflow.com/questions/3563909/rhino-vs-spidermonkey
– Kelvin
Jun 1 '12 at 16:48
3
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Git Pull While Ignoring Local Changes?
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What if you cannot possibly not have a local change vs head? E.g. the repo was made on a case sensitive file system and is cloned on a case insensitive file system and there's 2 files with same name different casing?
– xster
May 8 '14 at ...