大约有 880 项符合查询结果（耗时：0.0187秒） [XML]
C# How can I check if a URL exists/is valid?
...ps you can refine the solution by differentiating between different cases (TCP connection failure - host refuses connection, 5xx - Something fatal happened, 404 - Resource not found etc). Have a look at the Status property of WebException ;)
– David Taylor
May ...
你真的了解熊市有多么可怕吗？ - 创意 - 清泛网 - 专注C/C++及内核技术
...是败家子的象征，是脑子进水了。
我2001年25元买的东方通信，最后一次看的时候是1.97元。现在大家还沉浸在牛市习惯性思维中，再过二个月，估计没人敢抄底了，新股民资金腰斩的人数会越来越庞大。
股票天天跌！股评家就...
How do you specify a different port number in SQL Management Studio?
...ecting to it, then you may need to specify the protocol as well.
Example: tcp:192.168.1.21\SQL2K5,1443
share
|
improve this answer
|
follow
|
...
MySQL show current connection info
...ver (GPL)
Protocol version: 10
Connection: localhost via TCP/IP
Server characterset: latin1
Db characterset: latin1
Client characterset: gbk
Conn. characterset: gbk
TCP port: 3306
Uptime: 7 min 16 sec
Threads: 1 Questions: 21 Slow q...
Is it possible to pass query parameters via Django's {% url %} template tag?
...e:
from django.conf.global_settings import TEMPLATE_CONTEXT_PROCESSORS as TCP
TEMPLATE_CONTEXT_PROCESSORS = TCP + (
'django.core.context_processors.request',
)
share
|
improve this answer
...
What is “overhead”?
...being used. Examples:
Protocol overhead: Ethernet frames, IP packets and TCP segments all have headers, TCP connections require handshake packets. Thus, you cannot use the entire bandwidth the hardware is capable of for your actual data. You can reduce the overhead by using larger packet sizes and...
How to create a loop in bash that is waiting for a webserver to respond?
...ou have no access or async api with your client, you can try grepping your tcp sockets like this:
until grep '***IPV4 ADDRESS OF SERVER IN REVERSE HEX***' /proc/net/tcp
do
printf '.'
sleep 1
done
But that's a busy wait with 1 sec intervals. You probably want more resolution than that. Also ...
How to prevent errno 32 broken pipe?
...
It depends on how you tested it, and possibly on differences in the TCP stack implementation of the personal computer and the server.
For example, if your sendall always completes immediately (or very quickly) on the personal computer, the connection may simply never have broken during sendi...
Sending websocket ping/pong frame from browser
...
TCP does not notify of disconnects when RST/FIN packets were not received. TCP only detects dropped connections when a sender attempts to send on a disconnected connection. Pings are used as heartbeats in many applications an...
Where is Erlang used and why? [closed]
...er. It has to route many messages simultaneously, and handle many a lot of TCP/IP connections.
So we have 2 features:
handle many connections
route messages given some aspects of the message
These are examples where erlang shines.
handle many connections
It is very easy to build scalable non-...