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Converting BigDecimal to Integer
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answered Oct 28 '10 at 14:01
willcodejavaforfoodwillcodejavaforfood
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What is a Proxy in Doctrine 2?
...documentation.
– Jimbo
Aug 6 '13 at 10:01
7
This answer contains some serious misconceptions of p...
clearing a char array c
...en], 0);
– Zan Lynx
Mar 11 '09 at 1:10
Zan Lynx, that's undefined behavior. you cannot do &arr[arr_len]. but you h...
What's the fastest way to merge/join data.frames in R?
... 3x slower than data.table and in the second its 200x faster than plyr and 100 times faster than data.table. Below we show the input code, the output timings for the merge and the output timings for the aggregate. Its also worthwhile noting that sqldf is based on a database and therefore can hand...
Why does ~True result in -2?
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int(True) is 1.
1 is:
00000001
and ~1 is:
11111110
Which is -2 in Two's complement1
1 Flip all the bits, add 1 to the resulting number and interpret the result as a binary representation of the magnitude and add a negative sign (since the number begins with 1):
1111111...
Is a statically-typed full Lisp variant possible?
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answered Jul 24 '10 at 17:51
Eli BarzilayEli Barzilay
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How do I check if a number is positive or negative in C#?
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edited Oct 30 '15 at 16:10
juancazalla
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answered Nov 4 '10 at 1...
Is .NET Remoting really deprecated?
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answered Aug 18 '09 at 15:10
Justin NiessnerJustin Niessner
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Boolean vs tinyint(1) for boolean values in MySQL
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answered Sep 20 '10 at 13:26
Māris KiseļovsMāris Kiseļovs
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Flatten nested dictionaries, compressing keys
...ct(items)
>>> flatten({'a': 1, 'c': {'a': 2, 'b': {'x': 5, 'y' : 10}}, 'd': [1, 2, 3]})
{'a': 1, 'c_a': 2, 'c_b_x': 5, 'd': [1, 2, 3], 'c_b_y': 10}
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