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What APIs are used to draw over other apps (like Facebook's Chat Heads)?
...t Heads on Android? What is the API to create the floating views on top of all other views?
3 Answers
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Disabling Strict Standards in PHP 5.4
...to this I was running my site on 5.3.8. Unfortunately, php 5.4 combines E_ALL and E_STRICT , which means that my previous setting for error_reporting does not work now. My previous value was E_ALL & ~E_NOTICE & ~E_STRICT Should I just enable values one at a time?
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What's the safest way to iterate through the keys of a Perl hash?
...h of (key, value) pairs, what is the preferred method of iterating through all the keys? I have heard that using each may in some way have unintended side effects. So, is that true, and is one of the two following methods best, or is there a better way?
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How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
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The tilde operator isn't actually part of jQuery at all - it's a bitwise NOT operator in JavaScript itself.
See The Great Mystery of the Tilde(~).
You are getting strange numbers in your experiments because you are performing a bitwise logical operatio...
Convert list of dictionaries to a pandas DataFrame
...n the structure and format of your data, there are situations where either all three methods work, or some work better than others, or some don't work at all.
Consider a very contrived example.
np.random.seed(0)
data = pd.DataFrame(
np.random.choice(10, (3, 4)), columns=list('ABCD')).to_dict('r...
What is a sealed trait?
...ut also part of a restricted (sealed ?) context where makes sense to check all possible subtypes like yes | no , even | odd etc...
– Mário de Sá Vera
Apr 7 '18 at 16:13
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Merging between forks in GitHub
... You need to pull from the one remote and push to the other.
If you originally cloned from your fork, that remote will be called "origin". If you haven't added it already, you'll need to add the first person's repository as another remote:
git remote add firstrepo git://github.com/first/repo.git
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How do I get the path of the current executed file in Python?
...ike a newbie question, but it is not. Some common approaches don't work in all cases:
13 Answers
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What do Clustered and Non clustered index actually mean?
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With a clustered index the rows are stored physically on the disk in the same order as the index. Therefore, there can be only one clustered index.
With a non clustered index there is a second list that has pointers to the physical rows. You can have many non clustered ind...
What is Lazy Loading?
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It's called lazy loading because, like a lazy person, you are putting off doing something you don't want to. The opposite is Eager Loading, where you load something right away, long before you need it.
If you are curious why peop...