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How to check if variable is string with python 2 and 3 compatibility
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If you're writing 2.x-and-3.x-compatible code, you'll probably want to use six:
from six import string_types
isinstance(s, string_types)
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Comparing Dates in Oracle SQL
I'm trying to get it to display the number of employees that are hired after June 20, 1994,
But I get an error saying "JUN' invalid identifier. Please help, thanks!
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JavaScript and Threads
...b workers, if you want to see them in action:
Simulated Annealing ("Try it" link)
Space Invaders (link at end of post)
MoonBat JavaScript Benchmark (first link)
The Gears plugin can also be installed in Firefox.
Safari 4, and the WebKit nightlies have worker threads:
JavaScript Ray Tracer
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How to display loading message when an iFrame is loading?
I have an iframe that loads a third party website which is extremely slow to load.
9 Answers
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Compelling examples of custom C++ allocators?
What are some really good reasons to ditch std::allocator in favor of a custom solution? Have you run across any situations where it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
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What is git actually doing when it says it is “resolving deltas”?
During the first clone of a repository, git first receives the objects (which is obvious enough), and then spends about the same amount of time "resolving deltas". What's actually happening during this phase of the clone?
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Why dict.get(key) instead of dict[key]?
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It allows you to provide a default value if the key is missing:
dictionary.get("bogus", default_value)
returns default_value (whatever you choose it to be), whereas
dictionary["bogus"]
would raise a KeyError.
If omit...
Debugging JavaScript in IE7
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edited Jan 20 '14 at 10:16
Simon
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Converting from longitude\latitude to Cartesian coordinates
I have some earth-centered coordinate points given as latitude and longitude ( WGS-84 ).
9 Answers
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Generate an integer that is not among four billion given ones
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Assuming that "integer" means 32 bits: 10 MB of space is more than enough for you to count how many numbers there are in the input file with any given 16-bit prefix, for all possible 16-bit prefixes in one pass through the input file. At least one of the buck...