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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...必须要解决高并发读写、海量数据高效存储、高可扩展性和高可用性这些难题。不过就是因为 在大数据的时代，传统的关系型数据库要能更高的服务必须要解决高并发读写、海量数据高效存储、高可扩展性和高可用性这些难题...
Uppercase Booleans vs. Lowercase in PHP
...
If you intend to use JSON, then RFC7159 says:
The literal names MUST be lowercase. No other literal names are allowed.
From the list of backward incompatible changes in PHP 5.6:
json_decode() now rejects non-lowercase variants of the JSON lite...
plupload图片上传插件的使用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...业务还是业务适应插件，这里对plupload作一个简单的介绍和分享一些个人心得。
plupload简介
Plupload是有TinyMCE的开发者开发的，为您的内容管理系统或是类似上传程序提供一个高度可用的上传插件。Plupload 目前分为一个核心API 和...
When is JavaScript's eval() not evil?
...
When you trust the source.
In case of JSON, it is more or less hard to tamper with the source, because it comes from a web server you control. As long as the JSON itself contains no data a user has uploaded, there is no major drawback to use eval.
In all other c...
What does ':' (colon) do in JavaScript?
...rt(o.property1); // Will display "125"
A subset of this is also known as JSON (Javascript Object Notation) which is useful in AJAX calls because it is compact and quick to parse in server-side languages and Javascript can easily de-serialize a JSON string into an object.
// The parenthesis '(' &...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
...Code: "10301",
Country: "USA"
},
contentType: 'application/json; charset=utf-8',
success: function (data) {
alert(data.success);
},
error: function () {
alert("error");
}
});
...
using jquery $.ajax to call a PHP function
...(",", [], 2).end();
console.log( data1, data2 );
Demonstrating sending a JSON block of PHP pseudo-code:
var data1 =
P.block({
$str: "Let's use PHP's file_get_contents()!",
$opts:
[
{
http: {
method: "GET",
header: "Accept-l...
When is the @JsonProperty property used and what is it used for?
...
Here's a good example. I use it to rename the variable because the JSON is coming from a .Net environment where properties start with an upper-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correc...
CentOS+Nginx+PHP+MySQL详细配置(图解) - PHP - 清泛IT论坛，有思想、有深度
...; 这个地方是最重要的地方，因为默认情况下Nginx和PHP他俩之间是一点感觉没有的。在之前，很多朋友都搭建过Apache+PHP，Apache+PHP编译后生成的是模块文件，而Nginx+PHP需要PHP生成可执行文件才可以，所以要利用fastcgi技术来...
Failed to serialize the response in Web API with Json
...he code below on Global.asax
GlobalConfiguration.Configuration.Formatters.JsonFormatter.SerializerSettings
.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore;
GlobalConfiguration.Configuration.Formatters
.Remove(GlobalConfiguration.Configuration.Formatters.XmlFormatter); ...