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ASP.NET MVC Conditional validation
...turn new ValidationResult("Description must be supplied.");
}
}
Read more at Introducing ASP.NET MVC 3 (Preview 1).
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Difference between sampling and profiling in jVisualVM
... your classes and methods, so they "report" whenever they are run. This is more accurate, as it counts every invocation of instrumented method, not only those caught when the dump is done. However instrumentation means that the bytecode of your classes is changed, and this may break your program. Ac...
Getting a slice of keys from a map
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Algorithm for creating a school timetable
...e these constraints and goals into MAXSAT. MAXSAT algorithms are generally more reliable than genetic algorithms, but you may have clause explosion due to goals like the math classes should be spread out over the week.
– Jules
May 4 '10 at 1:41
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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
...In all, EPPlus seems to be the best choice as time goes on. It seems to be more actively updated and documented as well.
Also, as noted by @АртёмЦарионов below, EPPlus has support for Pivot Tables and ExcelLibrary may have some support (Pivot table issue in ExcelLibrary)
Here are a co...
How to search for a part of a word with ElasticSearch
...er settings should be enough to narrow searches down to one record, and no more (a max_gram of 15 over a name is probably wasteful, since very few names share a substring that long).
– rthbound
Dec 18 '13 at 23:17
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How to convert enum value to int?
...hatever
return tax.getValue();
}
(I've changed the names to be a bit more conventional and readable, btw.)
This is assuming you want the value assigned in the constructor. If that's not what you want, you'll need to give us more information.
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What is the preferred/idiomatic way to insert into a map?
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function.insert(std::map<int, int>::value_type(0, 42));
but much more concise and readable. As other answers have noted, this has several advantages over the other forms:
The operator[] approach requires the mapped type to be assignable, which isn't always the case.
The operator[] approa...