大约有 7,200 项符合查询结果（耗时：0.0250秒） [XML]
jQuery/Javascript function to clear all the fields of a form [duplicate]
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Jason McCrearyJason McCreary
64.4k2020 gold badges122122 silver badges166166 bronze badges
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Easiest way to open a download window without navigating away from the page
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@Manoj Rana - I have checked on FF 58.0.2 (64-bit) it is working. It won't work on any FF if you remove 2 lines document.body.appendChild(a); document.body.removeChild(a);
– 0x000f
Mar 9 '18 at 13:58
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NullPointerException in Java with no StackTrace
...) SE Runtime Environment (build 1.6.0_26-b03-383-11A511)
Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02-383, mixed mode)
Object string = "abcd";
int i = 0;
while (i < 12289) {
i++;
try {
Integer a = (Integer) string;
} catch (Exception e) {
e.printStackTrace();
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Is an empty href valid?
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64
Although this question is already answered (tl;dr: yes, an empty href value is valid), none of ...
Unicode character in PHP string
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BlackholeBlackhole
18.3k77 gold badges6464 silver badges6666 bronze badges
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Should URL be case sensitive?
... In many cases query string values are encoded (such as Session Ids or Base64 encoded data thats passed as a query string value) These items are case sensitive by their nature so the server has to be case sensitive in handling them.
So to answer the question, "should" servers be case sensitive in ...
How to identify unused css definitions
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64
that is awesome, but too bad you can't run it on a group of pages (otherwise unused CSS rules might be inevitable)
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How can I measure the actual memory usage of an application or process?
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364
With ps or similar tools you will only get the amount of memory pages allocated by that process...
How can I shift-select multiple checkboxes like GMail?
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Ben SBen S
64.1k2929 gold badges162162 silver badges208208 bronze badges
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How to detect idle time in JavaScript elegantly?
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64
I like the plain javascript approach much better.
– Manatax
Oct 8 '15 at 22:35
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