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What's the difference of “./configure” option “--build”, “--host” and “--target”?
The script ./configure accepts 3 options --build , --host and --target . I'm confusing their roles. What's the difference and semantics of them?
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Comparing two NumPy arrays for equality, element-wise
What is the simplest way to compare two NumPy arrays for equality (where equality is defined as: A = B iff for all indices i: A[i] == B[i] )?
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How to tell if rails is in production?
I used script/server -e production to start rails in production mode. It did and I got no errors. However how do I tell if it is in production mode? I tried a non-existent route, and I got a similar error page I did in development.
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Why use @Scripts.Render(“~/bundles/jquery”)
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2 Answers
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How to hide one item in an Android Spinner
I am looking for a way to hide one item in an Android spinner widget. This would allow you to simulate a spinner with no items selected, and ensures that the onItemSelected() callback is always called for every item selected (if the hidden item is the "current" one). Normally there is always one ite...
UUID max character length
We are using UUID as primary key for out oracle DB, and trying to determine an appropriate max character length for the VARCHAR. Apparently this is 36 characters but we have noticed UUID'S generated which are longer than this - up to 60 characters in length.
Does anyone know a suitable max char leng...
Constructor overloading in Java - best practice
There are a few topics similar to this, but I couldn't find one with a sufficient answer.
6 Answers
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Hide text using css
I have a tag in my html like this:
30 Answers
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List of Big-O for PHP functions
After using PHP for a while now, I've noticed that not all built-in PHP functions are as fast as expected. Consider these two possible implementations of a function that finds if a number is prime using a cached array of primes.
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How can I pass a constant value for 1 binding in multi-binding?
I have a multi-binding like
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