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How to check with javascript if connection is local host?
I want to have a check in my javascript if the page loading up is on my local machine.
12 Answers
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PHP mail function doesn't complete sending of e-mail
...applied to any PHP mailing system.
There are a variety of reasons your script appears to not be sending emails. It's difficult to diagnose these things unless there is an obvious syntax error. Without one you need to run through the checklist below to find any potential pitfalls you may be encounte...
How to configure postgresql for the first time?
...Using the SQL administration commands, and connecting with a password over TCP
$ sudo -u postgres psql postgres
And, then in the psql shell
CREATE ROLE myuser LOGIN PASSWORD 'mypass';
CREATE DATABASE mydatabase WITH OWNER = myuser;
Then you can login,
$ psql -h localhost -d mydatabase -U myus...
How can I see the request headers made by curl when sending a request to the server?
...NSE headers plus other useful such as the SSL cert and whether an existing TCP connection was reused. the -v flag can be combined with other flags, of course, such as to follow redirects and prompt for HTTP authentication:
curl -vL --user my_username https://example.com/path
Hope this helps.
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How do I enable MSDTC on SQL Server?
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Also in windows firewall I opened port 135 TCP and added c:\windows\msdtc.exe as an exception
– Sameer Alibhai
Mar 19 '10 at 19:45
20
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Difference between session affinity and sticky session?
...ou have to support cookie-less browsers
Partition based on the requester's IP address.
Bad if it isn't static or if many come in through the same proxy.
If you authenticate users, partition based on user name (it has to be an HTTP supported authentication mode to do this).
Don't require state.
Let c...
Message Queue vs Message Bus — what are the differences?
...ssage bus providers efficiently choose to implement this as UDP instead of TCP. For topic's the message delivery is 'fire-and-forget' - if no one listens, the message just disappears. If that's not what you want, you can use 'durable subscriptions'.
A message queue is a 1-to-1 destination of message...
Java Byte Array to String to Byte Array
...d raw bytes from a socket's InputStream if you want to obtain bytes from a TCP connection.
If you have already read those bytes as a String (using an InputStreamReader), then, the string can be converted to bytes using the getBytes() function. Be sure to pass in your desired character set to both ...
ETag vs Header Expires
...dd extra bytes in your headers which may increase packets which means more TCP overhead. Again, you should see if the overhead of having both things in your headers is necessary or will it just add extra weight in your requests which reduces performance.
You can read more about it on this excellent...
How can I generate a unique ID in Python? [duplicate]
..., but the uuid backend that use uuidlib forked without closing FDs, so the TCP sockets I had open at the time would never be closed and I couldn't reopen the port later. I'd have to manually kill uuidd as root. I worked around this by setting uuid._uuid_generate_time and uuid._uuid_generate_random...