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When should I use Inline vs. External Javascript?
I would like to know when I should include external scripts or write them inline with the html code, in terms of performance and ease of maintenance.
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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
... -n hi", \
shell=True, stdout=subprocess.PIPE).communicate()[0])
As for the b preceding the string it indicates that it is a byte sequence which is equivalent to a normal string in Python 2.6+
http://docs.python.org/3/reference/lexical_analysis.html#literals
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Can't stop rails server
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You can use other ports like the following:
rails server -p 3001
Normally in your terminal you can try Ctrl + C to shutdown the server.
The other way to kill the Ruby on Rails default server (which is WEBrick) is:
kill -INT $(cat tmp/pids/...
Find running median from a stream of integers
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There are a number of different solutions for finding running median from streamed data, I will briefly talk about them at the very end of the answer.
The question is about the details of the a specific solution (max heap/min heap solution), and how heap based solut...
ImageView - have height match width?
...be fill_parent. I want its height to be whatever the width ends up being. For example:
14 Answers
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How to print the full traceback without halting the program?
...data that can be readily used in the NumPy library. There are tons of errors this file encounters through bad links, poorly formed XML, missing entries, and other things I've yet to categorize. I initially made this program to handle errors like this:
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How do I choose between Semaphore and SemaphoreSlim?
...blic interfaces appear similar. The documentation states that the SemaphoreSlim is a lightweight alternative and doesn't use Windows Kernel semaphores. This resource states that the SemaphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaphore and ...
What are the differences between a pointer variable and a reference variable in C++?
...lization:
int x = 5;
int y = 6;
int &r = x;
A pointer has its own memory address and size on the stack (4 bytes on x86), whereas a reference shares the same memory address (with the original variable) but also takes up some space on the stack. Since a reference has the same address as the ori...
Can anyone explain python's relative imports?
I can't for the life of me get python's relative imports to work. I have created a simple example of where it does not function:
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How to add elements of a Java8 stream into an existing List
Javadoc of Collector shows how to collect elements of a stream into a new List. Is there an one-liner that adds the results into an existing ArrayList?
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