大约有 23,000 项符合查询结果（耗时：0.0338秒） [XML]
“elseif” syntax in JavaScript
...e if you are actually omitting the optional block {...}. I was referencing based on EMCAScript and MDN..
– skube
Apr 21 '15 at 14:49
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Query to count the number of tables I have in MySQL
...t to do a quick command line query to count the number of tables in my database. Is that possible? If so, what is the query?
...
Get index of selected option with jQuery
...mj: Then you are doing something wrong. The selectedIndex property is zero based. I checked the documentation and even tried it myself to be truly 100% sure about this.
– Guffa
Mar 26 '16 at 23:24
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When serving JavaScript files, is it better to use the application/javascript or application/x-javas
...script tag? The original question was on content type on HTTP responses. Based on other answers it looks like only the value of the "type" attribute on script tags will make a difference either way in IE.
– Jesse Hallett
Jun 16 '11 at 18:03
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What's the fastest way to loop through an array in JavaScript?
...
The blog post this answer is based on is now almost 4 years old, and a lot has changed in js engines in that time, see my answer below for an updated comparison.
– jondavidjohn
Aug 31 '11 at 3:01
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Cross-browser custom styling for file upload button [duplicate]
... to whatever's used as button that's placed below it. I've made some code, based on it, but it will just take up the space the file button would normally take up, so it won't at all fill the parent div like I want it to."
– regisbsb
Nov 30 '14 at 20:02
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Change Placeholder Text using jQuery
.... Use parseInt($(this).val(), 10) or check for '1'. The ten is to denote base 10.
$(function () {
$('input[placeholder], textarea[placeholder]').blur();
$('#serMemdd').change(function () {
var k = $(this).val();
if (k == '1') {
$("#serMemtb").attr("placeholder"...
What's the best online payment processing solution? [closed]
...u be selling at what cost. The pricing models of all the SCPS providers is based around this equation. This dictates the economics of using the service, which is nearly always the most important factor.
For example, in the UK securetrading.net have a large annual fee and high minimum transaction val...
What is the reason for having '//' in Python? [duplicate]
...0.666666666667
As you see, single / may floor, or it may return a float, based on completely non-local issues, up to and including the value of the -Q flag...;-).
So, if and when you know you want flooring, always use //, which guarantees it. If and when you know you don't want flooring, slap a f...
Android Studio rendering problems
...in styles.xml file I changed
"Theme.AppCompat.Light.DarkActionBar"
to
"Base.Theme.AppCompat.Light.DarkActionBar"
It's some kind of hack I came across a long time ago to solve similar rendering problems in previous Android Studio versions.
...