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MySQL connection not working: 2002 No such file or directory
...t is bound to the use of Unix domain sockets. It is not possible to open a TCP/IP connection using the hostname localhost you must use 127.0.0.1 instead." - php.net/manual/en/mysqli.quickstart.connections.php. So basically something is not working with connecting to the Unix domain sockets that allo...
How to kill a process running on particular port in Linux?
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This fuser 8080/tcp will print you PID of process bound on that port.
And this fuser -k 8080/tcp will kill that process.
Works on Linux only. More universal is use of lsof -i4 (or 6 for IPv6).
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Web Service vs WCF Service
...n WCF can be communicated with just as easily over SOAP/XML as it can over TCP/binary and to change this medium is simply a configuration file mod. In theory, this reduces the amount of new code needed when porting or changing business needs, targets, etc.
ASMX is older than WCF, and anything ASMX c...
How to stop app that node.js express 'npm start'
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you can try to use the lsof (list open files) command
$ sudo lsof -nPi -sTCP:LISTEN
and so
$ kill -9 3320
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what happens when you type in a URL in browser [closed]
...kes a DNS lookup and replies the IP address to the browser
browser opens a TCP connection to server (this step is much more complex with HTTPS)
browser sends the HTTP request through TCP connection
browser receives HTTP response and may close the TCP connection, or reuse it for another request
brows...
How does the socket API accept() function work?
The socket API is the de-facto standard for TCP/IP and UDP/IP communications (that is, networking code as we know it). However, one of its core functions, accept() is a bit magical.
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Where are my postgres *.conf files?
...srvname = 'postgres' # (Kerberos only)
#krb_caseins_users = off
# - TCP Keepalives -
# see "man 7 tcp" for details
#tcp_keepalives_idle = 0 # TCP_KEEPIDLE, in seconds;
# 0 selects the system default
#tcp_keepalives_interval = 0 # TCP_KEEPINTVL, in seconds;
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为什么你有10年经验，但成不了专家？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...意设计出来的练习，它要求一个人离开自己的熟练和舒适区域，不断地依据方法去练习和提高。
比如足球爱好者只不过是享受踢球的过程，普通的足球运动员只不过是例行惯事地训练和参加比赛，而顶尖的足球运动员却不断地...
OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...冲区的数据结构)的形式加到请求所属于的easy_connection_t(TCP连接)的输出缓冲区链表中
handler_.encode = ObMySQLCallback::encode;
// libeasy回调这个函数用于从该连接的输入缓冲区中反序列化出一个符合MySQL协议的包，然后吐给上层使用
hand...
OnInitUpdate、OnUpdate、OnDraw与OnPaint - C/C++ - 清泛网 - 专注C/C++及内核技术
...不见了的问题简单，因为当你的窗口改变后，会产生无效区域，这个无效的区域需要重画。一般Windows回发送两个消息WM_PAINT（通 知客户区有变化）和WM_NCPAINT（通知非客户区有变化）。非客户区的重画系统自己搞定了，而客户区...