大约有 7,200 项符合查询结果（耗时：0.0188秒） [XML]
Why would you use Oracle database? [closed]
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Robert GouldRobert Gould
64.3k5757 gold badges174174 silver badges267267 bronze badges
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Value of i for (i == -i && i != 0) to return true in Java
...are byte, short, int, and long, whose values are 8-bit, 16-bit, 32-bit and 64-bit signed two's-complement integers ..."
and
"The values of the integral types are integers in the following ranges ...
For int, from -2147483648 to 2147483647, inclusive"
and the definition of the Java unar...
Why can't static methods be abstract in Java?
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@erickson - Even without an instance, the class hierarchy is intact - inheritance on static methods can work just like inheritance of insta...
What does %~dp0 mean, and how does it work?
...irst, I'd like to recommend this useful reference site for batch:
http://ss64.com/nt/)
Then just another useful explanation: http://htipe.wordpress.com/2008/10/09/the-dp0-variable/
The %~dp0 Variable
The %~dp0 (that’s a zero) variable when referenced within a Windows
batch file will ex...
NUnit vs. Visual Studio 2008's test projects for unit testing [closed]
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The unit-testing framework doesn't actually matter much, because you can convert test classes w...
What is the best way to trigger onchange event in react js
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At least on text inputs, it appears that onChange is listening for input events:
var event = n...
Get top n records for each group of grouped results
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In other databases you can do this using ROW_NUMBER. MySQL doesn't support ROW_NUMBER but you c...
Why are unnamed namespaces used and what are their benefits?
...e takes around 70% of the run time if the anonymous namespace is used (x86-64 gcc-4.6.3 and -O2; note that the extra code in add_val makes the compiler not want to include it twice).
#include <iostream>
namespace {
double a;
void b(double x)
{
a -= x;
}
void add_val(double x)
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Nginx not picking up site in sites-enabled?
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ditto, fixed it on ubuntu/trusty64 image
– Bryan A
Jan 17 '19 at 18:46
2
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Using HTML5/JavaScript to generate and save a file
...e etc., but e.g. Firefox 3.6.12 works until at least 256k. Encoding in Base64 instead using encodeURIComponent might make things more efficient, but for me that was ok.
3) open a new window and "redirect" it to this URI prompts for a download location of my JavaScript generated page:
newWindow = w...