大约有 2,870 项符合查询结果（耗时：0.0240秒） [XML]
Why is there no xrange function in Python3?
...) with this structure. For further info, you can check here treyhunner.com/2018/02/python-range-is-not-an-iterator
– Michel Fernandes
Apr 9 '18 at 0:30
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How to format numbers as currency string?
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It's 2018 and this is basically supported everywhere. This should be the correct answer.
– sarink
Sep 27 '18 at 6:38
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How to pass a user defined argument in scrapy spider
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# previously
super(MySpider, self).__init__(**kwargs) # python2
Update 2018: As @eLRuLL points out, spiders can access arguments as attributes
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Shading a kernel density plot between two points.
...ed") +
scale_fill_brewer(guide = "none") +
theme_bw()
Created on 2018-07-13 by the reprex package (v0.2.0).
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What is a “feature flag”?
...h.
As others have mentioned, Facebook and LinkedIn pioneered this, but in 2018, a whole lot of organizations are doing it. They're deferring decision logic questions for runtime as part of development strategy, operations strategy (or DevOps strategy, if you want), and product strategy. Here are ...
What exactly is Python's file.flush() doing?
... is a good thing, you should make both calls as instructed.
Addendum in 2018.
Note that disks with cache mechanisms is now much more common than back in 2013, so now there are even more levels of caching and buffers involved. I assume these buffers will be handled by the sync/flush calls as well...
What is the JavaScript convention for no operation?
... Firefox 60.
()=>{} is 85% faster than Function.prototype in Edge (6/15/2018).
()=>{} is 65% less code than Function.prototype.
The test below heats up using the arrow function to give bias to Function.prototype, yet the arrow function is the clear winner:
const noop = ()=>{};
const...
Is there an Eclipse line-width marker?
...for me to get the line to appear at a distance > 80. Eclipse version is 2018-09
– nass
Oct 23 '18 at 12:53
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Send attachments with PHP Mail()?
...end ... ERROR!";
print_r( error_get_last() );
}
Edit 14-June-2018
for more readability in some of email provider
use
$body .= $eol . $message . $eol . $eol; and
$body .= $eol . $content . $eol . $eol;
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Can I arrange repositories into folders on Github?
...entioned in the comments by AnneTheAgile in 2014 just references now (Nov. 2018) tbnorth/github_repo_tags
The small python program in this repository uses the GitHub API to get a list of your repos. and add their name, description, and URL, to a new repo., by default called repo_tags. Initially eac...