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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...用，但这个模式可以快速搭建启动，并且能够用mongodb的命令操作数据库。下面列出在linux下安装单节点mongodb的步骤
1、建立mongodb测试文件夹
#存放整个mongodb文件
mkdir -p /data/mongodbtest/single
#存放mongodb数据文件
mkdir -p /data/mo...
Configure apache to listen on port other than 80
...he port that was open.
If you are facing the same problem, Run the following command
sudo nmap -T Aggressive -A -v 127.0.0.1 -p 1-65000
It will scan for all the open ports on your system. Any port that is open can be accessed from outside.
Ref.: http://www.go2linux.org/which_service_or_progra...
jQuery on window resize
I have the following JQuery code:
9 Answers
9
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How do you iterate through every file/directory recursively in standard C++?
...
If using the Win32 API you can use the FindFirstFile and FindNextFile functions.
http://msdn.microsoft.com/en-us/library/aa365200(VS.85).aspx
For recursive traversal of directories you must inspect each WIN32_FIND_DATA.dwFileAttributes ...
How to uninstall the “Microsoft Advertising SDK” Visual Studio extension?
...isted in Visual Studio (2012 for me) is the "Microsoft Advertising SDK for Windows 8.1". I like to uninstall extensions I don't need, but this one won't allow me. if I hover the (enabled!) button it says in a tooltip:
...
How can I open a cmd window in a specific location?
How can I open a cmd window in a specific location without having to navigate all the way to the directory I want?
40 Answe...
What encoding/code page is cmd.exe using?
When I open cmd.exe in Windows, what encoding is it using?
6 Answers
6
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一文讲透区块链技术原理 - 资讯 - 清泛网 - 专注C/C++及内核技术
...生在网络中的所有价值交换活动呢？区块链设计者没有为专业的会计记录者预留一个特定的位置，而是希望通过自愿原则来建立一套人人都可以参与记录信息的分布式记账体系，从而将会计责任分散化，由整个网络的所有参与者...
Accessing a Shared File (UNC) From a Remote, Non-Trusted Domain With Credentials
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The way to solve your problem is to use a Win32 API called WNetUseConnection.
Use this function to connect to a UNC path with authentication, NOT to map a drive.
This will allow you to connect to a remote machine, even if it is not on the same domain, and even if it...
服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...态。
在服务器的日常维护过程中，会经常用到下面的命令：
netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'
它会显示例如下面的信息：
TIME_WAIT 814
CLOSE_WAIT 1
FIN_WAIT1 1
ESTABLISHED 634
SYN_RECV 2
LAST_ACK 1
常用的三个...