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What is “entropy and information gain”?
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I assume entropy was mentioned in the context of building decision trees.
To illustrate, imagine the task of learning to classify first-names into male/female groups. That is given a list of names each labeled with either m or f, we want to learn a m...
What is the best (and safest) way to merge a Git branch into master?
...merge test
git push origin master
If I have a local branch from a remote one, I don't feel comfortable with merging other branches than this one with the remote. Also I would not push my changes, until I'm happy with what I want to push and also I wouldn't push things at all, that are only for me ...
What is the meaning of the term “thread-safe”?
...hared data, and the need for a shared piece of data to be accessed by only one thread at any given time.
There are a few ways to achieve thread safety:
Re-entrancy:
Writing code in such a way that it can be partially executed by one task, reentered by another task, and then resumed f...
What should I do if two libraries provide a function with the same name generating a conflict?
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If you control one or both: edit one to change the name and recompile Or equivalently see Ben and unknown's answers which will work without access to the source code.
If you don't control either of them you can wrap one of them up. That is ...
What exactly does git's “rebase --preserve-merges” do (and why?)
...ase, git with --preserve-merges first identifies a list of commits made in one part of the commit graph, and then replays those commits on top of another part. The differences with --preserve-merges concern which commits are selected for replay and how that replaying works for merge commits.
To be ...
Why are Standard iterator ranges [begin, end) instead of [begin, end]?
Why does the Standard define end() as one past the end, instead of at the actual end?
7 Answers
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AWS: How to disable all services?
...ervices. You delete your account and forget about these fraudulent (to be honest) AWS services.
Here is the link:
https://console.aws.amazon.com/billing/home?#/account
Here is the section:
share
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TransactionScope automatically escalating to MSDTC on some machines?
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SQL Server 2008 can use multiple SQLConnections in one TransactionScope without escalating, provided the connections are not open at the same time, which would result in multiple "physical" TCP connections and thus require escalation.
I see some of your developers have SQL S...
What is the difference between Factory and Strategy patterns?
Can any one explain the difference between factory and strategy patterns?
12 Answers
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cocktail party algorithm SVD implementation … in one line of code?
...chine learning by Stanford's Andrew Ng at Coursera, he gives the following one line Octave solution to the cocktail party problem given the audio sources are recorded by two spatially separated microphones:
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