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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
..._sasl_auth_enable = yes
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_security_options = noanonymous
smtpd_sasl_application_name = smtpd
smtpd_banner = Welcome to our $myhostname ESMTP,Warning: Version not Available!
说明：
broken_sasl_auth_clients = yes：开启基于基于sasl认证...
How does this site infecting script work?
...to. Someone, somehow, managed to inject the following rubbish into the key php scripts, but I mean not to talk about configuring Joomla. The site is not visited much (at times I fear I might be the only visitor to that site...) and I don't care much to have the site back up and running. I'll handle ...
How do I insert NULL values using PDO?
...a value at the time of calling bindParam. I found this in a comment on the php docs:
bindValue(':param', null, PDO::PARAM_INT);
EDIT: P.S. You may be tempted to do this bindValue(':param', null, PDO::PARAM_NULL); but it did not work for everybody (thank you Will Shaver for reporting.)
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Print array to a file
... or set print_r to return the output instead of printing it.
Example from PHP manual
$b = array (
'm' => 'monkey',
'foo' => 'bar',
'x' => array ('x', 'y', 'z'));
$results = print_r($b, true); // $results now contains output from print_r
You can then save $results with fil...
Python time measure function
... Looks like this assumes that the time.time() reports time in microseconds since the epoch? The documentation says it reports time in seconds docs.python.org/2/library/time.html#time.time.
– Rahul Jha
Dec 13 '14 at 1:02
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When is a language considered a scripting language? [closed]
...people say "when it gets interpreted instead of compiled". That would make PHP (for example) a scripting language. Is that the only criterion? Or are there other criteria?
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SQL Server: Query fast, but slow from procedure
...dy else, doing this reduced my execution time from 5+ minutes to about 6-7 seconds.
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Change IPython/Jupyter notebook working directory
...file create
to initialize a profile with the default configuration file. Sec
How is Python's List Implemented?
...roof: Indexing takes (of course with extremely small differences (0.0013 µsecs!)) the same time regardless of index:
...>python -m timeit --setup="x = [None]*1000" "x[500]"
10000000 loops, best of 3: 0.0579 usec per loop
...>python -m timeit --setup="x = [None]*1000" "x[0]"
10000000 loops, ...
Function to return only alpha-numeric characters from string?
I'm looking for a php function that will take an input string and return a sanitized version of it by stripping away all special characters leaving only alpha-numeric.
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