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PEP 8, why no spaces around '=' in keyword argument or a default parameter value?

... I guess that it is because a keyword argument is essentially different than a variable assignment. For example, there is plenty of code like this: kw1 = some_value kw2 = some_value kw3 = some_value some_func( 1, 2, kw1=kw1, kw2=kw2, kw3=kw3) As you see, it mak...
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return statement vs exit() in main()

Should I use exit() or just return statements in main() ? Personally I favor the return statements because I feel it's like reading any other function and the flow control when I'm reading the code is smooth (in my opinion). And even if I want to refactor the main() function, having return...
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Is there any way to post events to Google Analytics via server-side API? [closed]

... file_get_contents($sGaUrl); } sendAnalytics('UA-XXXXXXXX-1', 'http://foo.com', '/bar', 'Foo Bar'); Hope that helps! share | improve this answer | follow ...
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How to escape a JSON string to have it in a URL?

... I'll offer an oddball alternative. Sometimes it's easier to use different encoding, especially if you're dealing with a variety of systems that don't all handle the details of URL encoding the same way. This isn't the most mainstream approach ...
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Running Bash commands in Python

... are commonly overlooked. Prefer subprocess.run() over subprocess.check_call() and friends over subprocess.call() over subprocess.Popen() over os.system() over os.popen() Understand and probably use text=True, aka universal_newlines=True. Understand the meaning of shell=True or shell=False and how...
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Django: Get list of model fields?

...s which (ultimately) inherits from models.Model . I want to get a list of all the fields defined for this model. For example, phone_number = CharField(max_length=20) . Basically, I want to retrieve anything that inherits from the Field class. ...
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How to atomically delete keys matching a pattern using Redis

... Starting with redis 2.6.0, you can run lua scripts, which execute atomically. I have never written one, but I think it would look something like this EVAL "return redis.call('del', unpack(redis.call('keys', ARGV[1])))" 0 prefix:[YOUR_PREFIX e.g delete_me_*] Warning: As the Redis document sa...
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Nginx缓存解决方案:SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术

...path/to/phoenix/config.lua; server { listen 80; server_name foo.com; root /path/to/root; index index.html index.htm index.php; location / { try_files $uri $uri/ /index.php$is_args$args; } location ~ \.php$ { set $phoenix_key ""; ...
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How can I start an interactive console for Perl?

...ms to provide the best almost-out-of-the-box solution (you may have to install rlwrap). All third-party REPL/console solutions, including perlconsole, are cumbersome to install and often have more limitations. – mklement0 Jul 8 '15 at 3:09 ...
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Change values while iterating

...c main() { n := Node{[]*Attribute{ &Attribute{"foo", ""}, &Attribute{"href", ""}, &Attribute{"bar", ""}, }} for _, attr := range n.Attr { if attr.Key == "href" { attr.Val = "s...