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AngularJS - pass function to directive
...pe.color1 = "color";
$scope.updateFn = function(msg) {
alert(msg);
}
});
app.directive('test', function() {
return {
restrict: 'E',
scope: {
color1: '=',
updateFn: '&'
},
// object is passed while making the cal...
Socket客户端使用指导 · App Inventor 2 中文网
...于主动连接远程 Socket 服务端，并提供文本或二进制数据的发送能力。
连接建立后会在后台线程持续监听服务端返回的数据，再通过事件把结果切回主线程抛给积木层。
Socket 客户端现已作为原生组件提供，新项目无需导入拓...
jQuery checkbox checked state changed event
...stList.find('h1').on('click', onH1Clicked);
function onH1Clicked() {
alert($(this).text());
}
// simulate added content
var title = 2;
function generateRandomArticle(title) {
$postList.append('<article class="post"><h1>Title ' + title + '</h1></article>');
}...
游戏中的算法与计算思维 06：用难度与耗时形成游戏规则 · App Inventor 2 中文网
... 搜索 游戏中的算法与计算思维 06：用难度与耗时形成游戏规则 课程首页 · 全部知识课程 · 返回专题主页
这课解决什么
先预测，再运行
开始实战 ...
jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
...:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
... success: function (result) {
if (result.isOk == false) alert(result.message);
},
async: false
});
}
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下拉刷新拓展 - SwipeRefresh - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...两个注册方法中，只选择一个。一旦注册成功，之后调用的注册方法都会被无视。Material Design所推荐使用的颜色
调用SwipeRefresh1 ▾._Color_holo_blue_bright
调用SwipeRefresh1 ▾._Color_holo_blue_dark
调用SwipeRefresh1 ▾._Color_holo_blue_light
...
Code for a simple JavaScript countdown timer?
...sole.log(sec);}, // callback for each second
onCounterEnd: function(){ alert('counter ended!');} // final action
});
myCounter.start();
function Countdown(options) {
var timer,
instance = this,
seconds = options.seconds || 10,
updateStatus = options.onUpdateStatus || function () {},...
Can scripts be inserted with innerHTML?
...-too
So use this instead of script tags:
<img src="empty.gif" onload="alert('test');this.parentNode.removeChild(this);" />
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How to check if an option is selected?
...
$('#mySelectBox option').each(function() {
if (this.selected)
alert('this option is selected');
else
alert('this is not');
});
LIVE DEMO
Update:
You got plenty of answers suggesting you to use this:
$(this).is(':selected') well, it can be done a lot faster and easier wi...