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App Inventor 2 列表代码块 · App Inventor 2 中文网
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创建过滤列表
通过保持输入列表中的每个项目满足测试来创建一个新列表。
主体是一个布尔表达式，用于检查项目是否通过测试。
如果主体返回 true，则该项目将添加到新的过滤列表中。
使用给定的变量名称 item 来引用...
“query function not defined for Select2 undefined error”
Trying to use Select2 and getting this error on multiple item input/text field:
13 Answers
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AngularJS - convert dates in controller
....date = $filter('date')(item.date, "dd/MM/yyyy"); // for conversion to string
http://docs.angularjs.org/api/ng.filter:date
But if you are using HTML5 type="date" then the ISO format yyyy-MM-dd MUST be used.
item.dateAsString = $filter('date')(item.date, "yyyy-MM-dd"); // for type="date" binding...
AngularJS changes URLs to “unsafe:” in extension page
I am trying to use Angular with a list of apps, and each one is a link to see an app in more detail ( apps/app.id ):
6 Answ...
What's the difference between $evalAsync and $timeout in AngularJS?
I've been using AngularJS for a little while now, and have found the need to use $timeout every once in a while (Seems to usually be to init a jQuery plugin).
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cocktail party algorithm SVD implementation … in one line of code?
In a slide within the introductory lecture on machine learning by Stanford's Andrew Ng at Coursera, he gives the following one line Octave solution to the cocktail party problem given the audio sources are recorded by two spatially separated microphones:
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搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...副本集机器数量为至少3个，那我们也按照这个数量配置测试。
1、准备两台机器 192.168.1.136、192.168.1.137、192.168.1.138。 192.168.1.136 当作副本集主节点，192.168.1.137、192.168.1.138作为副本集副本节点。
2、分别在每台机器上建立mongodb...
AngularJS disable partial caching on dev machine
I have problem with caching partials in AngularJS.
13 Answers
13
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Getting the array length of a 2D array in Java
I need to get the length of a 2D array for both the row and column. I’ve successfully done this, using the following code:
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How can I count the number of matches for a regex?
Let's say I have a string which contains this:
5 Answers
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