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One-line list comprehension: if-else variants
...ssion you're returning for each element. Thus you need:
[ x if x%2 else x*100 for x in range(1, 10) ]
The confusion arises from the fact you're using a filter in the first example, but not in the second. In the second example you're only mapping each value to another, using a ternary-operator exp...
Is there a way to iterate over a slice in reverse in Go?
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No there is no convenient operator for this to add to the range one in place. You'll have to d...
What are the differences between numpy arrays and matrices? Which one should I use?
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edited May 7 at 14:10
hashlash
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answered Apr 11 at 11:52
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Does List guarantee insertion order?
Say I have 3 strings in a List (e.g. "1","2","3").
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Java variable number or arguments for a method
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edited Oct 20 '17 at 1:43
ErikE
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Generating random integer from a range
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Convert a byte array to integer in Java and vice versa
... the ByteBuffer. It can do all the work for you.
byte[] arr = { 0x00, 0x01 };
ByteBuffer wrapped = ByteBuffer.wrap(arr); // big-endian by default
short num = wrapped.getShort(); // 1
ByteBuffer dbuf = ByteBuffer.allocate(2);
dbuf.putShort(num);
byte[] bytes = dbuf.array(); // { 0, 1 }
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Iterate over a Javascript associative array in sorted order
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Insert an element at a specific index in a list and return the updated list
...ou can do b = a[:index] + [obj] + a[index:].
However, another way is:
a = [1, 2, 4]
b = a[:]
b.insert(2, 3)
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How to avoid overflow in expr. A * B - C * D
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