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How to disable/enable select field using jQuery?
...i</option>
</select>
pizza.
</form>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script>
var update_pizza = function () {
if ($("#pizza").is(":checked")) {
$('#pizza_kind').prop('disabled', false);
...
Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，这样能够提升代码的效率。
代码性能优化建议
原文: http://developer.android.com/training/articles/perf-tips.html
原翻译地址：http://hukai.me/android-training-course-in-chinese/performance/performance-tips.html
通常来说，高效的代码需要满足下面两个规...
Single controller with multiple GET methods in ASP.NET Web API
...ethods as well. Add the following routes to your WebApiConfig:
routes.MapHttpRoute("DefaultApiWithId", "Api/{controller}/{id}", new { id = RouteParameter.Optional }, new { id = @"\d+" });
routes.MapHttpRoute("DefaultApiWithAction", "Api/{controller}/{action}");
routes.MapHttpRoute("DefaultApiGet",...
Unusual shape of a textarea?
...for your textarea.
More information about css-shapes has been written at: http://sarasoueidan.com/blog/css-shapes/
To enable css-shapes in Chrome Canary:
Copy and paste
chrome://flags/#enable-experimental-web-platform-features into the
address bar, then press enter.
Click the 'En...
jQuery .val change doesn't change input value
...
to expand a bit on Ricardo's answer: https://stackoverflow.com/a/11873775/7672426
http://api.jquery.com/val/#val2
about val()
Setting values using this method (or using the native value property) does not cause the dispatch of the change event. For this re...
Why are iframes considered dangerous and a security risk?
...<iframe> or not. The only real protection from this attack is to add HTTP header X-Frame-Options: DENY and hope that the browser knows its job.
In addition, IFRAME element may be a security risk if any page on your site contains an XSS vulnerability which can be exploited. In that case the at...
Accessing Google Spreadsheets with C# using Google Data API
... each of which has a list of name-value pairs. The Google spreadsheet API (http://code.google.com/apis/spreadsheets/code.html) documentation has more than enough information to get you started.
Using the Google visualization API which lets you submit more sophisticated (almost like SQL) queries to ...
Are there any disadvantages to always using nvarchar(MAX)?
...ormance in almost everything, from index to delete, update and inserts. "
http://sqlblogcasts.com/blogs/simons/archive/2006/02/28/Why-use-anything-but-varchar_2800_max_2900_.aspx
Integration implications - hard for other systems to know how to integrate with your database
Unpredictable growth of d...
Meaning of -
...TF-8"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Virtual Library</title>
</head>
<body>
...
How to fallback to local stylesheet (not script) if CDN fails
...ipt">
$.each(document.styleSheets, function(i,sheet){
if(sheet.href=='http://code.jquery.com/mobile/1.0b3/jquery.mobile-1.0b3.min.css') {
var rules = sheet.rules ? sheet.rules : sheet.cssRules;
if (rules.length == 0) {
$('<link rel="stylesheet" type="text/css" href="path/to/loc...