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How different is Objective-C from C++? [closed]
...that can be done at compile time. For example, using a variant type(like a union) the compiler can enforce that all cases are written or handled. So you don't forget about handling the edge cases of a problem. However, all these checks come at a price when compiling. Obj-C is much faster at compilin...
How to delete from select in MySQL?
... SELECT id
FROM posts
GROUP BY id
HAVING COUNT(id) = 1
UNION
SELECT id
FROM posts
GROUP BY id
HAVING COUNT(id) != 1
) AS duplicate USING (id)
WHERE duplicate.id IS NULL;
share
|...
Cycles in family tree software
...pens in the real world: Events (for example, births, weddings, engagement, unions, deaths, adoptions, etc.). We do not put any restrictions on these, except for logically impossible ones (for example, one can't be one's own parent, relations need two individuals, etc...)
The lack of validations giv...
Editing dictionary values in a foreach loop
...decimal)c.Value / (decimal)totalCount >= .05M);
var newColStates = over.Union(new Dictionary<string, int>() { { "Other", under.Sum(c => c.Value) } });
foreach (var item in newColStates)
{
Console.WriteLine("{0}:{1}", item.Key, item.Value);
}
...
How to export data as CSV format from SQL Server using sqlcmd?
...
@gugulethun : You can do a union in your query to put the column name on the first line.
– Nordes
Apr 20 '11 at 9:16
2
...
How to return a value from a Form in C#?
...nly a date is needed
//but normally I include optional data (as if a C UNION type)
//the form that responds to the event decides if
//the data is for it.
public DateTime date { get; set; }
//CI_STOCKIN
public StockClass inStock { get; set; }
}
Then use the delegate within ...
When should you use a class vs a struct in C++?
... class that has no non-static data members of type non-POD-struct, non-POD-union (or array of such types) or reference, and has no user-defined copy assignment operator and no user-defined destructor." There is no restriction on using the "struct" class-key and no restriction on using "public" (see...
Matplotlib - Move X-Axis label downwards, but not X-Axis Ticks
...self._get_tick_bboxes(ticks_to_draw, renderer)
bbox = mtransforms.Bbox.union(bboxes)
bottom = bbox.y0
x, y = self.label.get_position()
self.label.set_position((x, bottom - self.labelpad * self.figure.dpi / 72.0))
You can set the label position independently of the ticks by using:
...
in_array multiple values
... developer, you should probably start learning set operations (difference, union, intersection). You can imagine your array as one "set", and the keys you are searching for the other.
Check if ALL needles exist
function in_array_all($needles, $haystack) {
return empty(array_diff($needles, $hays...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
...they vary, the compiler tries to be too clever in my opinion and creates a union-type generic array. Then it feels compelled to warn you about it. A simpler solution would have been to create Object[] when type cannot be better narrowed down. The above solution forces just that.
To understand this ...