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PDO closing connection
...
I don’t actually agree that messing with The TCP connection via PHP is a good idea. All the low level TCP connection handling are abstracted away so that we just have to deal with the high level class and objects during runtime. PHP is a request based language (as you p...
psql: FATAL: Ident authentication failed for user “postgres”
...art is important: it tells the psql client that we wish to connect using a TCP connection (which is configured to use password authentication), and not by a PEER connection (which does not care about the password).
$ psql -U postgres -h localhost
...
Are HTTPS URLs encrypted?
...
Yes, the SSL connection is between the TCP layer and the HTTP layer. The client and server first establish a secure encrypted TCP connection (via the SSL/TLS protocol) and then the client will send the HTTP request (GET, POST, DELETE...) over that encrypted TCP c...
SQL Server Script to create a new user
... application and reopen it
5- open 'SQL Server Configuration Manager' and tcp enabled for network
6-Double-click the TCP/IP protocol, go to the IP Addresses tab and scroll down to the IPAll section.
7-Specify the 1433 in the TCP Port field (or another port if 1433 is used by another MSSQL Server)...
How do I connect to this localhost from another computer on the same network?
...d everything well.
#
# Allow outbound DNS port 53
#
iptables -A INPUT -p tcp --dport 53 -j ACCEPT
iptables -A INPUT -p udp --dport 53 -j ACCEPT
iptables -A OUTPUT -p tcp --dport 53 -j ACCEPT
iptables -A OUTPUT -p udp --dport 53 -j ACCEPT
iptables -A INPUT -p udp --sport 53 -j ACCEPT
iptable...
Difference between \n and \r?
...fferent Operating Systems. Also this plays a role in data transmitted over TCP/IP which requires the use of \r\n.
\n Unix
\r Mac
\r\n Windows and DOS.
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Loadbalancing web sockets
...ribution is deterministic (using hashed source-IP-port), it will work with TCP (and hence WebSocket).
Also note that a 64k hard limit only applies to outgoing TCP/IP for a given (source) IP address. It does not apply to incoming TCP/IP. We have tested Autobahn (a high-performance WebSocket server) ...
Download the Android SDK components for offline install
...d prompt)
Type netstat
In the results returned, find your Proxy address :
TCP YOURMACHINENAME:PORT DISTANTMACHINE1:PORT
TCP YOURMACHINENAME:PORT DISTANTMACHINE2:PORT
TCP YOURMACHINENAME:PORT DISTANTMACHINE3:PORT
Your proxy address is one of the DISTANTMACHINEx
Your proxy port is the port following...
Windows、Linux开放指定端口 - 更多技术 - 清泛网 - 专注C/C++及内核技术
.../etc/sysconfig/iptables
添加一行：
-A INPUT -m state --state NEW -m tcp -p tcp --dport 3306 -j ACCEPT
重启防火墙：
service iptables restart
Windows Linux 端口 防火墙
Windows 10 VPN 如何去掉默认远程网关 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...然需要用到新的VPN，PPTP建立完成后，发现PPTP虚拟网卡的TCP IP V4无法编辑，也就无法去掉默认网关功能。使...升级Windows 10一段时间了，突然需要用到新的VPN，PPTP建立完成后，发现PPTP虚拟网卡的TCP/IP V4无法编辑，也就无法去掉默...