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create a trusted self-signed SSL cert for localhost (for use with Express/Node)

...y. we will work inside it. Step 2. create a request config file named req.cnf with the following content (credit goes to: @Anshul) req.cnf : [req] distinguished_name = req_distinguished_name x509_extensions = v3_req prompt = no [req_distinguished_name] C = Country initials like US, RO, GE ST = St...
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Fastest sort of fixed length 6 int array

...mp; } } Here's how I'd build a sorting network. First, use this site to generate a minimal set of SWAP macros for a network of the appropriate length. Wrapping that up in a function gives me: static __inline__ int sort6(int * d){ #define SWAP(x,y) if (d[y] < d[x]) { int tmp = d[x]; d...
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How do I translate an ISO 8601 datetime string into a Python datetime object? [duplicate]

...were to get an ISO 8601 string like: 2010-05-08T23:41:54.000Z you'd have a fun time parsing that with strptime, especially if you didn't know up front whether or not the timezone was included. pyiso8601 has a couple of issues (check their tracker) that I ran into during my usage and it hasn't been u...
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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?

I am trying to write a program where the names of some functions are dependent on the value of a certain macro variable with a macro like this: ...
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How to convert a clojure keyword into a string?

... I cannot imagine a more complete answer, but just for fun I shall dare someone to come up with it. – Hamish Grubijan Sep 15 '10 at 15:55 2 ...
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Why are there two kinds of functions in Elixir?

I'm learning Elixir and wonder why it has two types of function definitions: 8 Answers ...
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How do I compute derivative using Numpy?

How do I calculate the derivative of a function, for example 8 Answers 8 ...
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Convert Unicode to ASCII without errors in Python

...sing compressions like gzip has become quite popular (around 73% of all websites use it, including large sites like Google, YouTube, Yahoo, Wikipedia, Reddit, Stack Overflow and Stack Exchange Network sites). If you do a simple decode like in the original answer with a gzipped response, you'll get a...
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Prevent BODY from scrolling when a modal is opened

...heel while the Modal (from http://twitter.github.com/bootstrap ) on my website is opened. 41 Answers ...
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How to sum a variable by group

... Using aggregate: aggregate(x$Frequency, by=list(Category=x$Category), FUN=sum) Category x 1 First 30 2 Second 5 3 Third 34 In the example above, multiple dimensions can be specified in the list. Multiple aggregated metrics of the same data type can be incorporated via cbind: ag...