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Memoization in Haskell?
... `div` 2) +
mf (n `div` 3) +
mf (n `div` 4)
You can get an unmemoized f by using fix f
This will let you test that f does what you mean for small values of f by calling, for example: fix f 123 = 144
We could memoize this by defining:
f_list :: [Int]
f_list = m...
What is “git remote add …” and “git push origin master”?
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answered Apr 11 '11 at 6:04
Noufal IbrahimNoufal Ibrahim
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What Process is using all of my disk IO
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edited Dec 7 '14 at 14:13
Aaron Digulla
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Best data type for storing currency values in a MySQL database
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Something like Decimal(19,4) usually works pretty well in most cases. You can adjust the scale and precision to fit the needs of the numbers you need to store. Even in SQL Server, I tend not to use "money" as it's non-standard.
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Insert an element at a specific index in a list and return the updated list
... do b = a[:index] + [obj] + a[index:].
However, another way is:
a = [1, 2, 4]
b = a[:]
b.insert(2, 3)
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You asked me to pull without telling me which branch you want to merge with
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It says bucket-4 pushes to bucket-4 just because the default when pushing a branch is to push it to one with a matching name on the remote. (Note that this is still the default, even if the local branch is tracking a remote-tracking branch...
How can I remove all text after a character in bash?
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edited Jun 10 '18 at 5:04
XtraSimplicity
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App Inventor 2 进制转换与位运算教程 - 十六进制、二进制、补码、字节操作...
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2.3 convert number 积木块（进制转换核心）
2.4 format as decimal 积木块
三、常用进制转换方法
3.1 十进制转十六进制
3.2 十六进制转十进制
3.3 十进制转二进制
3.4 二进制转十进制
3.5 十六...
jQuery pitfalls to avoid [closed]
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edited Apr 14 '10 at 16:12
community wiki
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