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sprintf like functionality in Python
...involved, it might be wise to use a StringIO object to speed up processing time.
So instead of doing +=, do this:
import cStringIO
buf = cStringIO.StringIO()
...
print >> buf, "A = %d\n , B= %s\n" % (A, B)
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print >> buf, "C=%d\n" % c
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print >> f, buf.getvalue()
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Should I embed images as data/base64 in CSS or HTML
...the HTML page instead! And makes images uncacheable. They get loaded every time the containing page or style sheet get loaded.
Base64 encoding bloats image sizes by 33%.
If served in a gzipped resource, data: images are almost certainly going to be a terrible strain on the server's resources! Images...
How do you detect where two line segments intersect? [closed]
...two lines from A to B and from C to D intersect? Then you can ask it four times (between the line and each of the four sides of the rectangle).
Here's the vector math for doing it. I'm assuming the line from A to B is the line in question and the line from C to D is one of the rectangle lines. M...
How to loop through array in jQuery?
... handy, if your loop body is complex the scoping of a function call is sometimes useful, no need for an i variable in your containing scope.
Disadvantages: If you're using this in the containing code and you want to use this within your forEach callback, you have to either A) Stick it in a variable...
How to validate an OAuth 2.0 access token for a resource server?
... RS could cache the introspection responses from the AS for some amount of time?
– Gary
Sep 1 '18 at 0:58
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show 1 more comment
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How to split a string, but also keep the delimiters?
...esting approach. I am not sure it can be help consistently (with that, sometimes there is a delimiter, sometimes there is not), but +1 for the effort. However, you still need to properly address the limit cases (empty or null values)
– VonC
Nov 9 '08 at 20:11
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Case insensitive regular expression without re.compile?
...e module, which I think was added in 1.5. Basically since the beginning of time for all intents and purposes when it comes to Python. It's documented about half way through the first section of this page: docs.python.org/2/library/re.html#regular-expression-syntax
– ArtOfWarfa...
Polymorphism in C++
... return *this; }
double n_;
};
void f(Base& x) { x += 2; } // run-time polymorphic dispatch
Other related mechanisms
Compiler-provided polymorphism for builtin types, Standard conversions, and casting/coercion are discussed later for completeness as:
they're commonly intuitively under...
Preferred order of writing latitude & longitude tuples in GIS services
...tude, longitude. This was presumably standardized by
the International Maritime Organization
as reported here. Google also uses this order in its Maps and Earth. I remember this order by thinking of alphabetic order of latitude, longitude.
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How to convert an NSTimeInterval (seconds) into minutes
... amount of seconds that passed from a certain event. It's stored in a NSTimeInterval data type.
12 Answers
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