大约有 7,000 项符合查询结果（耗时：0.0353秒） [XML]
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
...
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 ...
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
...
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...
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...
Regular expression to match URLs in Java
... "|[1-9][0-9]|[0-9]))");
/**
* RFC 1035 Section 2.3.4 limits the labels to a maximum 63 octets.
*/
private static final String IRI
= "[" + GOOD_IRI_CHAR + "]([" + GOOD_IRI_CHAR + "\\-]{0,61}[" + GOOD_IRI_CHAR + "]){0,1}";
private static final String GOOD_GTLD_CHAR =
...
Understanding how recursive functions work
...rder than more common programming paradigms, I will not offence anybody by labelling these “exotic” and a little white lie like “it always happens on the stack” should help the OP to understand the concept. (And a kind of stack is always involved.)
– Michael Le Barbier ...
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
...