大约有 40,000 项符合查询结果（耗时：0.1230秒） [XML]
Asynchronous Requests with Python requests
...grequests
usage:
build a stack:
import grequests
urls = [
'http://www.heroku.com',
'http://tablib.org',
'http://httpbin.org',
'http://python-requests.org',
'http://kennethreitz.com'
]
rs = (grequests.get(u) for u in urls)
send the stack
grequests.map(rs)
result looks l...
jQuery: Performing synchronous AJAX requests
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
...ql server:
SELECT
from_unixtime(timestamp)
FROM
your_table
http://www.w3resource.com/mysql/date-and-time-functions/mysql-from_unixtime-function.php
share
|
improve this answer
|
...
Converting an int to std::string
... itoa
It even appears to be faster than stringstream or scanf:
http://www.boost.org/doc/libs/1_53_0/doc/html/boost_lexical_cast/performance.html
share
|
improve this answer
|
...
Why do Lua arrays(tables) start at 1 instead of 0?
...you can use -5. It is even in their manual, which can be found at (https://www.lua.org/pil/11.1.html).
In fact, something cool here is internal lua libraries will treat SOME passed 0's as 1's. Just be cautious when using ipairs.
So that: ("abc"):sub(0,1) == "a" and ("abc"):sub(1,1) == "a" will be t...
lock(new object()) — Cargo cult or some crazy “language special case”?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Python time measure function
...s to wrap your function up using decorators. More explanation here: http://www.pythoncentral.io/time-a-python-function/
The only case where you might be interested in writing your own timing statements is if you want to run a function only once and are also want to obtain its return value.
The adv...
UIView frame, bounds and center
... @David It's from Stanford's CS193p course on iTunesU found here: www.stanford.edu/class/cs193p/cgi-bin/drupal/downloads-2013-fall
– preynolds
Aug 21 '15 at 5:54
add ...
How to implement a property in an interface
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Understanding colors on Android (six characters)
...nter your decimal value in a decimal-to-hexadecimal converter, like http://www.binaryhexconverter.com/decimal-to-hex-converter, and convert your values.
If you only get back a single value, prefix it with a zero. For example, if you're trying to get 5% opacity and you're going through this process, ...