大约有 2,400 项符合查询结果（耗时：0.0233秒） [XML]
How do I debug error ECONNRESET in Node.js?
...eady: it's a connection error.
"ECONNRESET" means the other side of the TCP conversation abruptly closed its end of the connection. This is most probably due to one or more application protocol errors. You could look at the API server logs to see if it complains about something.
But since you ar...
SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
...rts upsert, so now you can simply write the following
INSERT INTO visits (ip, hits)
VALUES ('127.0.0.1', 1)
ON CONFLICT(ip) DO UPDATE SET hits = hits + 1;
share
|
improve this answer
|
...
How to grant remote access to MySQL for a whole subnet?
I can easily grant access to one IP using this code:
7 Answers
7
...
Best way to implement request throttling in ASP.NET MVC?
...te.
/// </remarks>
[AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
public class ThrottleAttribute : ActionFilterAttribute
{
/// <summary>
/// A unique name for this Throttle.
/// </summary>
/// <remarks>
/// We'll be inserting a Cache reco...
Can't stop rails server
...r.pid)
In your terminal to find out the PID of the process:
$ lsof -wni tcp:3000
Then, use the number in the PID column to kill the process:
For example:
$ kill -9 PID
And some of the other answers i found is:
To stop the rails server while it's running, press:
CTRL-C
CTRL-Z
You will ge...
select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...socket，这个poll方法是sock_poll，sock_poll根据情况会调用到tcp_poll,udp_poll或者datagram_poll）
（4）以tcp_poll为例，其核心实现就是__pollwait，也就是上面注册的回调函数。
（5）__pollwait的主要工作就是把current（当前进程）挂到设备的等...
Align button at the bottom of div using CSS
... none;
color: #fff;
}
<div class="container">
<p>Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum dolor sit amet... Lorem ip sum d...
In Functional Programming, what is a functor?
...; it shows how to use functors to build more complex protocol layers (like TCP) on type of simpler layers (like IP or even directly over Ethernet). Each layer is implemented as a functor that takes as a parameter the layer below it. The structure of the software actually reflects the way people th...
In Windows Azure: What are web role, worker role and VM role?
... are some straightforward use cases:
You can run any code that exposes a tcp, http, https, or udp endpoint (web applications, SOAP/REST services, etc.). You need to think about the stateless way of doing things though - if you have more than one VM instance running, user traffic is distributed acr...
新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...户在其他方面抱怨更多，如下：
1，用户最先抱怨的是IP解析成地区、ISP信息一点都不准，完全没有参考意义。
如对于CDN这种服务，我们解析用户IP不准，定位问题边缘节点错误，问题没法查，这是帮倒忙。原因：Logstash默认...