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How do 20 questions AI algorithms work?
Simple online games of 20 questions powered by an eerily accurate AI.
5 Answers
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Google Maps Android API v2 Authorization failure
...t https://code.google.com/apis/console/
to enable "Google Maps Android API v2"
to register of SHA1 in project (NOW, YOU NEED WRITE SHA1;your.app.package.name) at APIs console and get API KEY
to copy directory ANDROID_SDK_DIR/extras/google/google_play_services/libproject/google-play-services_lib to ...
How to copy commits from one branch to another?
...really have a workflow that lets you do this all by merging:
- x - x - x (v2) - x - x - x (v2.1)
\
x - x - x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase to move your wss branch...
Javascript Array.sort implementation?
...iddle element.
var v0 = a[from];
var v1 = a[to - 1];
var v2 = a[third_index];
var c01 = comparefn(v0, v1);
if (c01 > 0) {
// v1 < v0, so swap them.
var tmp = v0;
v0 = v1;
v1 = tmp;
} // v0 <= v1.
var c02 = comparefn(v...
C# operator overload for `+=`?
...o matter which language you're looking at. To make the statement v3 = v1 + v2; result in v1 being changed as well as v3 is unusual
– Assimilater
Jul 26 '16 at 7:57
...
How to manage REST API versioning with spring?
...RequestMapping("b")
@ApiVersion(2)
void b() {} // maps to /v2/x/b
@RequestMapping("c")
@ApiVersion({1,3})
void c() {} // maps to /v1/x/c
// and to /v3/x/c
}
Implementation:
ApiVersion.java annotation:
@Target({ElementType.METHOD, Ele...
MongoDB仿关系型数据库Group聚合例子 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...户最近一天的数据
///
///
static void Main(string[] args)
{
InitData();
// 取最近一天的数据
Dictionary dic = new Dictionary();
dic["_userName"] = ""; // 与原字段名区分开
dic...
一张图告诉你是需要 SQL 还是 Hadoop - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
一张图告诉你是需要 SQL 还是 Hadoop很多朋友问时下如火如荼的 Hadoop 是否适合引进我们自己的项目，什么时候用 SQL，什么时候用 Hadoop，它们之间如何取舍？Aaron Cordova 用一张图来回答你这个问题，对于不同的数据场景，如何选取...
一致性hash和solr千万级数据分布式搜索引擎中的应用 - 大数据 & AI - 清泛...
...文章都写的比较好。如： http://blog.csdn.net/x15594/article/details/6270242
准备：1、2、3 三台机器
还有待分配的9个数 1、2、3、4、5、6、7、8、9
一致性hash算法架构
写了这么多一致性hash，这个和分布式搜索有什么半点关系？我们现在...
TokuMX vs. MongoDB 性能对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
TokuMX vs. MongoDB 性能对比TokuDB 的ft tree 用在MongoDB产品TokuMX已经发布。MongoDB 在大量数据（比如1亿条记录）后，插入性能急剧下降。Tokutek数据带索引插入...TokuDB 的ft tree 用在MongoDB产品TokuMX已经发布。MongoDB 在大量数据（比如1亿条...