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SparseArray vs HashMap
...ray {
int[] keys;
int[] values;
int size;
}
Class = 12 + 3 * 4 = 24 bytes
Array = 20 + 1000 * 4 = 4024 bytes
Total = 8,072 bytes
HashMap:
class HashMap<K, V> {
Entry<K, V>[] table;
Entry<K, V> forNull;
int size;
int modCount;
int threshold;
S...
Overflow to left instead of right
...
Martin Prikryl
130k3232 gold badges294294 silver badges612612 bronze badges
answered Oct 20 '08 at 11:11
Rob BellRob Bell
...
What is the combinatory logic equivalent of intuitionistic type theory?
... a
= C SKUP
| Unty a :. Unty a
| V a
deriving (Functor, Eq)
infixl 4 :.
Note that I've included the means to include free variables represented by type a in this syntax. Apart from being a reflex on my part (every syntax worthy of the name is a free monad with return embedding variables an...
Or versus OrElse
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146
OrElse is a short-circuiting operator, Or is not.
By the definition of the boolean 'or' operat...
How to compare files from two different branches?
...ng it is not a bad habit to get into. See https://stackoverflow.com/a/13321491/54249 for a few examples.
The same arguments can be passed to git difftool if you have one configured.
share
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improve...
Pandas - How to flatten a hierarchical index in columns
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496
I think the easiest way to do this would be to set the columns to the top level:
df.columns =...
How to put space character into a string name in XML?
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14 Answers
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demystify Flask app.secret_key
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davidism
88.4k1717 gold badges279279 silver badges265265 bronze badges
answered Mar 17 '14 at 19:49
Martijn Piete...
adb not finding my device / phone (MacOS X)
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34 Answers
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