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Return multiple columns from pandas apply()
...ze_gb']] = df.apply(lambda x: sizes(x) , axis=1)
A general example from: https://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.apply.html
df.apply(lambda x: pd.Series([1, 2], index=['foo', 'bar']), axis=1)
#foo bar
#0 1 2
#1 1 2
#2 1 2
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Getting the IP address of the current machine using Java
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Posting here tested IP ambiguity workaround code from https://issues.apache.org/jira/browse/JCS-40 (InetAddress.getLocalHost() ambiguous on Linux systems):
/**
* Returns an <code>InetAddress</code> object encapsulating what is most likely the machine's LAN IP addre...
App Inventor 2 中的响应式设计 · App Inventor 2 中文网
...ng containing Screen arrangements using the Canvas Dragged arguments. See: https://groups.google.com/forum/#!category-topic/app-inventor-developers-library/other/hkt7gyMO2nU
(Scott Ferguson)
6. Responsive design and Google Play
Google Play is Google’s market for Android Apps. App Inventor users...
Explain Morris inorder tree traversal without using stacks or recursion
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I've made an animation for the algorithm here:
https://docs.google.com/presentation/d/11GWAeUN0ckP7yjHrQkIB0WT9ZUhDBSa-WR0VsPU38fg/edit?usp=sharing
This should hopefully help to understand. The blue circle is the cursor and each slide is an iteration of the outer while l...
Git branch strategy for small dev team [closed]
...ntion, and it's something that's baked into their website, not Git itself: https://help.github.com/articles/using-pull-requests/
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Simple state machine example in C#?
...();
fsm.Fire(Command.Begin);
Update: The project location has moved to: https://github.com/appccelerate/statemachine
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How to find and return a duplicate value in array
... maybe try C instead.
And here is the gist comparing different solutions: https://gist.github.com/naveed-ahmad/8f0b926ffccf5fbd206a1cc58ce9743e
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what is “strict mode” and how is it used?
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2017 and I finally found the documentation:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Strict_mode
Strict mode is a way to opt in to a restricted variant of JavaScript.
Strict mode isn't just a subset: it intentionally has different
seman...
In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...res more effort to probe data. All modern protocols support both: HTTP and HTTPS (encrypted).
P.S.
Remember that WebSockets generally have a very different approach of logic for networking, more like real-time games had all this time, and not like http.
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How does origin/HEAD get set?
...that Jefromi mentions in his answer; so I did a bit of digging (by cloning https://github.com/git/git and searching the log). It used to be that
Determining HEAD is ambiguous since it is done by comparing SHA1s.
In the case of multiple matches we return refs/heads/master if it
matches, else we re...