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C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Attributes["value"].Value
第三种方法: SelectSingleNode 读取两种格式的xml
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<appSettings>
<ConnectionString>Data Source=yf; user id=ctm_dbo;password=123</ConnectionString>
</appSettings>
</configura...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ongoDB)。
注：NoSQL的实现在mahout-integration-0.8.jar中。
数据格式支持2种：
GenericDataModel: 用户ID，物品ID，用户对物品的打分(UserID,ItemID,PreferenceValue)
GenericBooleanPrefDataModel: 用户ID，物品ID (UserID,ItemID)，这种方式表达用户是否浏览...
How do I see the extensions loaded by PHP?
...oaded function, see documentation here
php -r "var_dump(extension_loaded('json'));"
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How can I generate Unix timestamps?
...to add a similar feature to my hobby site. curl -L -H "Accept: application/json" unixtimesta.mp will give you {"datetime":"Thu, 19 Jul 2018 12:01:21 GMT","timestamp":1532001681}
– Craig Anderson
Jul 19 '18 at 12:01
...
selecting unique values from a column
...ing like this in case you also want to output products details per date as JSON.
SELECT `date`,
CONCAT('{',GROUP_CONCAT('{\"id\": \"',`product_id`,'\",\"name\": \"',`product_name`,'\"}'),'}') as `productsJSON`
FROM `buy` group by `date`
order by `date` DESC
product_id product_name date
| ...
Submit HTML form on self page
... why XML is still important today - you can take any model you want, be it JSON, text, csv, write a simple transformer from that format to XML, write a DTD for that XML, and bam, you skip needing to write your own validator, XML already did that!
– Dmitry
Jun 1...
How to fix bower ECMDERR
...
My bower.json first looked like this:
{
"name": "HelloIonic",
"private": "true",
"devDependencies": {
"ionic": "driftyco/ionic-bower#1.3.1",
"ion-datetime-picker": "katemihalikova/ionic-datetime-picker#0.4.0",
"...
HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...名已经pid[haproxy[25218]] 信息[Proxy http_80_in stopped.]”，日志格式很简单。
option redispatch
# 当使用了cookie时，haproxy将会将其请求的后端服务器的serverID插入到cookie中，以保证会话的SESSION持久性；而此时，如果后端的服务器宕...
Use of 'prototype' vs. 'this' in JavaScript?
...t if you're serializing and de-serializing your Javascript objects to/from JSON. Methods defined on an object's prototype are not serialized when you serialize the object, which can be convenient when for example you want to serialize just the data portions of an object, but not it's methods:
var A...
DaffyMenu 扩展：弹出菜单扩展，为组件添加弹出式菜单功能 · App Inventor 2 中文网
...画支持：支持弹出和隐藏动画
颜色支持：支持ARGB颜色格式
图标支持：支持本地图标文件
最低系统：基于发布时间推测兼容性良好
版权信息
原作者：Gordon Lu (gordonlu310)
原始网址：https://community.appinven...