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How can I determine if a date is between two dates in Java? [duplicate]
... // the date in question
return a.compareTo(d) * d.compareTo(b) > 0;
If you want the range to be inclusive
return a.compareTo(d) * d.compareTo(b) >= 0;
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The default for KeyValuePair
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edited Oct 29 '09 at 3:37
answered Oct 29 '09 at 3:06
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StringUtils.isBlank() vs String.isEmpty()
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407
StringUtils.isBlank() checks that each character of the string is a whitespace character (or th...
Very large matrices using Python and NumPy
... I've found that it's capable of handling matrices which are quite large (10000 x 10000) easily, but begins to struggle with anything much larger (trying to create a matrix of 50000 x 50000 fails). Obviously, this is because of the massive memory requirements.
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How do I check if an HTML element is empty using jQuery?
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edited Sep 11 '13 at 20:55
answered Jul 25 '11 at 8:14
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Can I set enum start value in Java?
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309
Java enums are not like C or C++ enums, which are really just labels for integers.
Java enums ...
Sort array by firstname (alphabetically) in Javascript
...positive if first argument is greater (should be placed after second one)
0 if those two elements are equal.
In our case if two elements are a and b we want to compare a.firstname and b.firstname
Example:
users.sort(function(a, b){
if(a.firstname < b.firstname) { return -1; }
if(a.fi...
Is there a concise way to iterate over a stream with indices in Java 8?
...ing[] names = {"Sam", "Pamela", "Dave", "Pascal", "Erik"};
IntStream.range(0, names.length)
.filter(i -> names[i].length() <= i)
.mapToObj(i -> names[i])
.collect(Collectors.toList());
The resulting list contains "Erik" only.
One alternative which looks more ...
MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...p命令结果：
shell> top -p $(pidof mongod)
Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached
VIRT RES SHR %MEM
1892g 21g 21g 69.6
这台MongoDB服务器有没有性能问题？大家可...
MongoDB与内存 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
...p命令结果：
shell> top -p $(pidof mongod)
Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers
Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached
VIRT RES SHR %MEM
1892g 21g 21g 69.6
这台MongoDB服务器有没有性能问题？大家可...