大约有 7,479 项符合查询结果（耗时：0.0190秒） [XML]
MySQL ON vs USING?
...le has 3 rows:
| post_id | title |
|---------|-----------|
| 1 | Java |
| 2 | Hibernate |
| 3 | JPA |
and the post_comment child table has the 3 records:
| post_comment_id | review | post_id |
|-----------------|-----------|---------|
| 1 | Good ...
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
...add that for multidimensional arrays that might have an arbitrary shape in Java, the nested loops should check for the relevant subarray length: for (int nestedIndex = 0; nestedIndex < array[outerIndex].length; nestedIndex++) { ... array[outerIndex][nestedIndex] ... }.
– And...
How can I convert byte size into a human-readable format in Java?
How can I convert byte size into a human-readable format in Java?
25 Answers
25
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How to deserialize a list using GSON or another JSON library in Java?
...use new TypeToken<List<Video>>(){}.getType() ? How is it legal java syntax?
– Maxim Veksler
Dec 10 '10 at 0:29
9
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Determine if a String is an Integer in Java [duplicate]
...eturn false;
}
return true;
}
Alternatively, you can rely on the Java library to have this. It's not exception based, and will catch just about every error condition you can think of. It will be a little more expensive (you have to create a Scanner object, which in a critically-tight loop ...
Match whitespace but not newlines
...eason, Perl \h differs from POSIX blank ([[:blank:]] in Perl, \p{Blank} in Java) and Java 8 \h. Admittedly, it's an edge case.
– Aleksandr Dubinsky
Feb 3 '16 at 18:07
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Why is the Android test runner reporting “Empty test suite”?
...lved it by "right-clicking" on the test-file and hit "compile file ...Test.java". After that I could run single tests again.
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Java: how can I split an ArrayList in multiple small ArrayLists?
...le loop through the sublists, you will get a concurrent exception, because java doc stats : The outer list is unmodifiable, but reflects the latest state of the source list. The inner lists are sublist views of the original list. This is
– Junchen Liu
Mar 2 '15...
Why is it possible to recover from a StackOverflowError?
...le to continue execution even after a StackOverflowError has occurred in Java.
5 Answers
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Remove last character of a StringBuilder?
...nd(serverId);
}
Alternatively, use the Joiner class from Guava :)
As of Java 8, StringJoiner is part of the standard JRE.
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