大约有 40,000 项符合查询结果(耗时:0.1305秒) [XML]

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Check if a user has scrolled to the bottom

...ight of the visible window and checks if that equals the height of the overall content (document). If you wanted to instead check if the user is near the bottom, it'd look something like this: $(window).scroll(function() { if($(window).scrollTop() + $(window).height() > $(document).height() ...
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Cannot delete or update a parent row: a foreign key constraint fails

... (`advertiser_id`) REFERENCES `jobs` (`advertiser_id`); ...is actually the opposite to what it should be. As it is, it means that you'd have to have a record in the jobs table before the advertisers. So you need to use: ALTER TABLE `jobs` ADD CONSTRAINT `advertisers_ibfk_1` FOREIGN KEY...
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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to

... advice about how to properly catch errors in future, it should (IMHO) actually answer the specific question (ie explain why there's an error in this case). – Sepster Apr 23 '13 at 22:17 ...
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Where does Scala look for implicits?

... Implicits in Scala refers to either a value that can be passed "automatically", so to speak, or a conversion from one type to another that is made automatically. Implicit Conversion Speaking very briefly about the latter type, if one calls a method m on an object o of a class C, and that class d...
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Change the selected value of a drop-down list with jQuery

... jQuery's documentation states: [jQuery.val] checks, or selects, all the radio buttons, checkboxes, and select options that match the set of values. This behavior is in jQuery versions 1.2 and above. You most likely want this: $("._statusDDL").val('2'); ...
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Javascript how to split newline

... or, more specifically, /\r?\n/ ... I think using | (or) would interleave empty results for CRLF line endings. – Dusty Oct 5 '16 at 16:39 ...
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Java Desktop application: SWT vs. Swing [closed]

...ava library, no need for additional native libraries works the same way on all platforms Integrated GUI Editor in Netbeans and Eclipse good online tutorials by Sun/Oracle Supported by official java extensions (like java OpenGL) Cons Swing: Native look and feel may behave different from the real...
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Javascript - Open a given URL in a new tab by clicking a button

... +1, if something opens a page in new tab, it is logically a link, so <a> tag is appropriate. Styles should be used to make it look like a button. – Kos May 9 '18 at 6:41 ...
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Fastest method to replace all instances of a character in a string [duplicate]

What is the fastest way to replace all instances of a string/character in a string in JavaScript? A while , a for -loop, a regular expression? ...
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How assignment works with Python list slice?

... To be clear, "takes a slice of" really means "make a copy of a slice of" which is where part of the confusion comes from. – Mark Ransom May 16 '12 at 17:12 ...