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Difference between save and saveAndFlush in Spring data jpa
...ed but not yet committed by other transactions.
– Gab是好人
Jan 31 '17 at 9:46
1
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What does the `forall` keyword in Haskell/GHC do?
...nswer is that we can!
A function that puts type variables together with a label and returns a new type is a type constructor, which you could write something like this:
Either = /\a b -> ...
But we'd need completely new notation, because the way such a type is written, like Either a b, is alr...
Can someone explain mappedBy in JPA and Hibernate?
...ch is the name of the field in the other table.
– Gab是好人
Dec 5 '16 at 14:12
2
Maybe hiberna...
Bomb dropping algorithm
...ch a board (I borrowed the numbers from the two linear boards above). I've labelled some spaces differently, and I'll explain why.
0 4 2 1 3 0 1 0
4 x x x x x x 4
2 y y y y y y 2
1 y y y y y y 1
3 y y y y y y 3
2 y y y y y y 2
1 y y y y y y 1
5 y y y y y y 5
0 4 2 1 3 0 1 0
One will notice at the...
What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...learn the high-level concept of pointers, then you should ignore the parts labelled "Memory layout" in the explanation below. They are intended to give examples of what memory could look like after operations, but they are more low-level in nature. However, in order to accurately explain how buffer ...
android ellipsize multiline textview
...多数情况下workingText为中文，所以按照之前的逻辑找空格是不合适的 // 这里改成直接替换最后的字符 workingText = workingText.substring(0, workingText.length() - 1 - 1); }
– chengbo
Oct 31 '11 at 5:37
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Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
...if you perform some permanent change in your InfoWindow (like changing the label of your button to something else), this is good enough.
But showing a button pressed state or something of that nature is more complicated. The first problem is, that (at least) I wasn't able to make the InfoWindow s...
What are the benefits of Java's types erasure?
...but the topic is the benefit of a specific characteristic of Java Generics labeled "type erasure", which only superficially resembles the concept you describe, failing completely at providing the interesting invariants and introducing unreasonable constraints.
– Marko Topolnik
...
to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
... but stays the same for the duration of the application's lifetime (e.g. a label containing the user name) it may actually make sense to just draw the whole thing once using Quartz, with the text, the button border etc., as part of the background. But that's usually an optimization that's not needed...
String is immutable. What exactly is the meaning? [duplicate]
...the behavior of its methods." Good explanation!
– Gab是好人
Jul 21 '15 at 11:52
16
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