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Postfix发信的频率控制几个参数 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...以将同一封邮件发送给多少个收件人，该参数的缺省值为1000。
4． 推迟投递控制
通过defer_transports参数，我们可以推迟投递该参数指定的邮件直到postfix明确的提出投递要求。下面我们看一个例子：
有一个小型的局域网，用...
How can I update window.location.hash without jumping the document?
...) {
$('#slider').scrollTo(h, 800);
foundHash = h;
}
}, 100);
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Determine if 2 lists have the same elements, regardless of order? [duplicate]
...port random
from collections import Counter
data = [str(random.randint(0, 100000)) for i in xrange(100)]
data2 = data[:] # copy the list into a new one
def sets_equal():
return set(data) == set(data2)
def counters_equal():
return Counter(data) == Counter(data2)
def sorted_lists_equ...
Android View shadow
...
100
I'm using Android Studio 0.8.6 and I couldn't find:
android:background="@drawable/abc_menu_dr...
Is there a way to make HTML5 video fullscreen?
...From CSS
video {
position: fixed; right: 0; bottom: 0;
min-width: 100%; min-height: 100%;
width: auto; height: auto; z-index: -100;
background: url(polina.jpg) no-repeat;
background-size: cover;
}
share...
What is a simple command line program or script to backup SQL server databases?
...Microsoft SQL Server\
[sql server version] your sql server version 110 or 100 or 90 or 80 begin with the largest number
[server] your servername or server ip
[login id] your ms-sql server user login name
[password] the required login password
...
Should I use 'has_key()' or 'in' on Python dicts?
...ormance, e.g.:
$ python -mtimeit -s'd=dict.fromkeys(range(99))' '12 in d'
10000000 loops, best of 3: 0.0983 usec per loop
$ python -mtimeit -s'd=dict.fromkeys(range(99))' 'd.has_key(12)'
1000000 loops, best of 3: 0.21 usec per loop
While the following observation is not always true, you'll notice...
When to use StringBuilder in Java [duplicate]
...ion in a loop, something like this,
String s = "";
for (int i = 0; i < 100; i++) {
s += ", " + i;
}
then you should use a StringBuilder (not StringBuffer) instead of a String, because it is much faster and consumes less memory.
If you have a single statement,
String s = "1, " + "2, " + "...
How do I POST JSON data with cURL?
...t: application/json" -H "Content-type: application/json" -X POST -d '{"id":100}' http://localhost/api/postJsonReader.do
It was happily mapped to the Spring controller:
@RequestMapping(value = "/postJsonReader", method = RequestMethod.POST)
public @ResponseBody String processPostJsonData(@RequestB...
Diff Algorithm? [closed]
...String Matching", E. Ukkonen, `Information and Control' Vol. 64, 1985, pp. 100-118.
Reading the papers then looking at the source code for an implementation should be more than enough to understand how it works.
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