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How to return a part of an array in Ruby?
With a list in Python I can return a part of it using the following code:
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How to find the key of the largest value hash?
I have the following hash {"CA"=>2, "MI"=>1, "NY"=>1}
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Python: using a recursive algorithm as a generator
Recently I wrote a function to generate certain sequences with nontrivial constraints. The problem came with a natural recursive solution. Now it happens that, even for relatively small input, the sequences are several thousands, thus I would prefer to use my algorithm as a generator instead of usin...
How can I check the size of a collection within a Django template?
I have a list in my Django template. I want to do something only if the size of the list is greater than zero.
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Nested JSON objects - do I have to use arrays for everything?
Is there any way to have nested objects in JSON so I don't have to make arrays out of everything? For my object to be parsed without error I seem to need a structure like this:
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C++ sorting and keeping track of indexes
Using C++, and hopefully the standard library, I want to sort a sequence of samples in ascending order, but I also want to remember the original indexes of the new samples.
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What is a “memory stomp”?
I just came across this blog post which mentions “stomping memory”:
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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
Can someone explain why the result I want, "hi", is preceded with a letter 'b' and followed with a newline?
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Why do I need 'b' to encode a string with Base64?
Following this python example , I encode a string as Base64 with:
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'parent.relativePath' points at my com.mycompany:MyProject instead of org.apache:apache - Why?
What is true is that Solr project directory is inside MyProject parent directory (but there's no module or any maven relationship between the 2, just FS convenience). Do I have to place it out?
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