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Which is more efficient: Multiple MySQL tables or one large table?
... make sense to combine (denormalize) them.
Having them in separate tables vs. one table is probably going to have little effect on performance though unless you have hundreds of thousands or millions of user records. The only real gain you'll get is from simplifying your queries by combining them....
Difference between fold and reduce?
...ction for fold has a different type: 'state -> 'a -> 'state for fold vs 'a -> 'a -> 'a for reduce, so reduce constrains the result type to be the same as the element type. See Tomas Petricek's answer below.
– Lee
Feb 7 '17 at 9:54
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Why is there “data” and “newtype” in Haskell? [duplicate]
...y occurring - its the equivalent of saying case undefined of i -> "ok" (vs. case undefined of D i -> "ok" in the case of data).
– ScootyPuff
Feb 26 '13 at 19:48
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Implement C# Generic Timeout
...us call. |
| http://msdn.microsoft.com/en-us/library/2e08f6yc(VS.80).aspx |
| (even though we arn't interested in the result) |
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How to set a Timer in Java?
...le doesn't catch and handle the exception itself and it is provided to you vs you owning it, then you need to subclass the ScheduledExecutorService and override afterExecute (make sure to call super.afterExecute()). The second argument to afterExecute will be the throwable from the Runnable/Callabl...
What is the difference between DAO and Repository patterns?
...bout the repository pattern seems rely on this distinction: bad DAO design vs good DAO design (aka repository design pattern).
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Why are static variables considered evil?
...etter question really might have been when to use static variables/methods vs singletons...
– studgeek
Aug 17 '11 at 19:57
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What is the difference between a weak reference and an unowned reference?
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What's the difference between weak var Person? vs. var Person? ?
– Dean
Nov 30 '14 at 4:32
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What is the difference between self::$bar and static::$bar in PHP?
...g a late-bound constructor can be found in this related question: New self vs. new static
However, that doesn't preclude using static with properties as well.
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MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...ghlighted with a framed border
void SetAutoSizeStyle(int nStyle = GVS_BOTH)
Sets how the auto-sizing should be performed. GVS_BOTH = use fixed and non fixed cells; GVS_HEADER = use only the fixed cells; GVS_DATA = use only non-fixed cells.
int GetAutoSizeStyle()
Gets how the auto...