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Copying PostgreSQL database to another server
... to work compressed you can use a compressed tunnel
pg_dump -C dbname | bzip2 | ssh remoteuser@remotehost "bunzip2 | psql dbname"
or
pg_dump -C dbname | ssh -C remoteuser@remotehost "psql dbname"
but this solution also requires to get a session in both ends.
Note: pg_dump is for backing up...
How do you make sure email you send programmatically is not automatically marked as spam?
...he DNS information for your site.
Check your reverse DNS to make sure the IP address of your mail server points to the domain name that you use for sending mail.
Make sure that the IP-address that you're using is not on a blacklist
Make sure that the reply-to address is a valid, existing address....
Generate list of all possible permutations of a string
...t? (referring to line 1 and 3 in the pseudocode).
– Håvard Geithus
May 26 '12 at 17:25
6
What is...
How to print Unicode character in Python?
...o write results to a file. This solved it for me.
– Pål Thingbø
Oct 18 '17 at 8:52
Thank you so much. Spent hours go...
Convert a String representation of a Dictionary to a dictionary?
How can I convert the str representation of a dict , such as the following string, into a dict ?
9 Answers
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C# 4.0: Can I use a TimeSpan as an optional parameter with a default value?
...efaultTimespan) and public Foo(Timespan ts)
– johan mårtensson
Nov 3 '17 at 11:39
add a comm...
How do we determine the number of days for a given month in python [duplicate]
... edited Dec 2 '19 at 14:24
Gonçalo Peres 龚燿禄
2,89133 gold badges1111 silver badges2727 bronze badges
answered Feb 8 '11 at 21:06
...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
...omial (x-a1)...(x-ak) the coefficients will be exactly c1, ..., ck - see Viète's formulas. Since every polynomial factors uniquely (ring of polynomials is an Euclidean domain), this means ai are uniquely determined, up to permutation.
This ends a proof that remembering powers is enough to recover ...
What is a web service endpoint?
...can be accessed by a client application. The same web service can have multiple endpoints, for example in order to make it available using different protocols.
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Host 'xxx.xx.xxx.xxx' is not allowed to connect to this MySQL server
... it's not a great idea to have a user with this kind of access open to any IP. If you need an administrative user, use root, and leave it on localhost. For any other action specify exactly the privileges you need and limit the accessibility of the user as Pascal has suggest below.
Edit:
From the M...