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线程访问窗口资源的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...一个重要的特征，它只存于一个线程当中。当你在B线程使用A线程的窗口对象指针pWnd，B线程对此对象指针做AssertValid时，会因为以下几种原因导致断言失败:
1. CHandleMap* pMap = afxMapHWND(); ASSERT(pMap != NULL)失败;该线程没有映射...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...次连接，重新生成一次Access address。数据包是给连接通信使用的，即用于master和slave之间通信的。广播类型目前BLE广播报文有7种类型，其中关于连接的报文有3种，关于广播方式的报文有4种，分别为可连接的非定向广播（ADV_IND）...
Can JavaScript connect with MySQL?
...", though. What you might do is let PHP Code generate JavaScript Code/Data(json, e.g.) that it has retrieved from MySQL in advance. Or you might use PHP on a server to provide an http(json/REST/SOAP/... whatever) interface to access data that the php code retrieves from MySQL - and this http interfa...
“二孩”遇上母婴产业 创业者必读的数据干货 - 资讯 - 清泛网 - 专注C/C++...
...移动端母婴人群洞察报告》，其中关于母婴类移动产品的使用、投融资、用户画像和发展趋势的数据干货，钛媒体编辑整理如下：
母婴类应用渗透率仅为6.3%，增长空间巨大
目前，母婴类应用覆盖0.8亿台移动设备，移动端渗透...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
...nd see if the problem goes away. If you're really desperate look into the JSONP, but beware, mayhem lurks. There really isn't much more we can do to help you.
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淘宝应对双\"11\"的技术架构分析 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...存储层的范畴。
存储层异构模块的增多，对前端产品的使用带来了挑战。为此，我们设计了通用的数据中间层——glider——来屏蔽这个影响。glider以HTTP协议对外提供restful方式的接口。数据产品可以通过一个唯一的URL获取到它...
How to store arrays in MySQL?
...
MySQL 5.7 now provides a JSON data type. This new datatype provides a convenient new way to store complex data: lists, dictionaries, etc.
That said, rrays don't map well databases which is why object-relational maps can be quite complex. Historicall...
AngularJS : Initialize service with asynchronous data
...unction($http) {
var myData = null;
var promise = $http.get('data.json').success(function (data) {
myData = data;
});
return {
promise:promise,
setData: function (data) {
myData = data;
},
doStuff: function () {
return myData;//.get...
jQuery - getting custom attribute from selected option
...et a reference to the select element
$select = $('#List1');
//request the JSON data and parse into the select element
$.ajax({
url: 'list.json',
dataType:'JSON',
success:function(data){
//clear the current content of the select
$select.html('');
//iterate over the data and append a select option
...
Django REST framework: non-model serializer
...ramework comes with a few built-in renderers. Out of the box it can return JSON and XML to the API consumer. You can also enable YAML by just installing the required python module. Django-rest-framework will output any basic object like dict, list and tuple without any extra work on your part.
So b...