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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
...for line in sorter.stdout]
print('OK!' if result == sorted(sequence) else 'Error!')
A detailed explanation of the algorithm can be found in the following series of posts:
1MB Sorting Explained
Arithmetic Coding and the 1MB Sorting Problem
Arithmetic Encoding Using Fixed-Point Math
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What is a race condition?
... What does the other thread do when it encounters the lock? Does it wait? Error?
– Brian Ortiz
Oct 19 '09 at 1:58
182
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Using member variable in lambda capture list inside a member function
...had the standard handy, but currently I don't.
Now, it's exactly like the error message says: You can't capture stuff outside of the enclosing scope of the lambda.† grid is not in the enclosing scope, but this is (every access to grid actually happens as this->grid in member functions). For yo...
Define preprocessor macro through CMake?
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In cmake 3.10.2, add_compile_definitions throws CMake Error at CMakeLists.txt:6 (add_compile_definitions): Unknown CMake command "add_compile_definitions".. Had to use add_compile_options(-D <your-def>) instead.
– code_dredd
Jul 22 '1...
jQuery deferreds and promises - .then() vs .done()
...rns a new promise, see here for more information on pipe().
success() and error() are only available on the jqXHR object returned by a call to ajax(). They are simple aliases for done() and fail() respectively:
jqXHR.done === jqXHR.success
jqXHR.fail === jqXHR.error
Also, done() is not limited t...
How do you create a random string that's suitable for a session ID in PostgreSQL?
...quire over 3000 years for a single processor. Since the unrecoverable read error rate of drives is 1 bit per 1018 bits read, at best, while the file would contain about 1020 bits, just reading the file once from end to end would result, at least, in about 100 times more mis-read UUIDs than duplicate...
Drawing an image from a data URL to a canvas
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@Phrogz it gives me an error: var ctx = myCanvas.getContext('2d'); just copy/past your code to test
– Jepser Bernardino
Aug 17 '11 at 22:29
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Abstract functions in Swift Language
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or fatalError("This method must be overridden")
– nathan
Jun 8 '14 at 20:20
5
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“Uncaught TypeError: Illegal invocation” in Chrome
... I've just copy-pasted your code and get the Illegal invocation error. Here's the screencast.
– Dan Dascalescu
Mar 10 '14 at 3:22
24
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Querying DynamoDB by date
...ain the AWSDynamoDBKeySchemaElement 'createdAt' of type range and I got an error that said Error Domain=com.amazonaws.AWSDynamoDBErrorDomain Code=0 "(null)" UserInfo={__type=com.amazon.coral.validate#ValidationException, message=Both the Hash Key and the Range Key element in the KeySchema have the ...