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Find row where values for column is maximal in a pandas DataFrame
...st as idxmax in cursory observations.
idxmax() returns indices labels, not integers.
Example': if you have string values as your index labels, like rows 'a' through 'e', you might want to know that the max occurs in row 4 (not row 'd').
if you want the integer position of that label within the Ind...
Using C++ library in C code
...
Yes, this is certainly possible. You will need to write an interface layer in C++ that declares functions with extern "C":
extern "C" int foo(char *bar)
{
return realFoo(std::string(bar));
}
Then, you will call foo() from your C module, which will pass the call on to the realF...
Why “decimal” is not a valid attribute parameter type?
... are:
One of the following types: bool, byte, char, double, float, int, long, sbyte, short, string, uint, ulong, ushort.
The type object.
The type System.Type.
An enum type, provided it has public accessibility and the types in which it is nested (if any) also have public accessibil...
Use JSTL forEach loop's varStatus as an ID
...
The variable set by varStatus is a LoopTagStatus object, not an int. Use:
<div id="divIDNo${theCount.index}">
To clarify:
${theCount.index} starts counting at 0 unless you've set the begin attribute
${theCount.count} starts counting at 1
...
Variable declaration placement in C
...ly worth noting that only the declaration of s is an extension (from C89 point of view). The declaration of c is perfectly legal in C89, no extensions needed.
– AnT
Apr 16 '10 at 23:16
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Is there a difference between single and double quotes in Java?
...
For me, apostrophes literal automatically casted to int in such contexts. So it doesn't need to be char. Deservin' some downvotes... simplistic.
– Hydroper
Aug 23 '17 at 15:16
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Entity Framework - Invalid Column Name '*_ID"
...ny-relationship-in-code-first.aspx.
There's some new problems I'm running into now, but that was the huge conceptual gap that was missing. Hope it helps!
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How do I append one string to another in Python?
...newsize
does *not* include that), and a trailing \0 byte is stored.
*/
int
_PyBytes_Resize(PyObject **pv, Py_ssize_t newsize)
{
register PyObject *v;
register PyBytesObject *sv;
v = *pv;
if (!PyBytes_Check(v) || Py_REFCNT(v) != 1 || newsize < 0) {
*pv = 0;
Py_D...
How to get line count of a large file cheaply in Python?
...].append(time.time() - start_time)
for key, vals in counts.items():
print key.__name__, ":", sum(vals) / float(len(vals))
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What are the differences between PMD and FindBugs?
...eturn null, reference comparison of Boolean values, impossible cast, 32bit int shifted by an amount not in the range of 0-31, a collection which contains itself, equals method always returns true, an infinite loop, etc.
Usually each of them finds a different set of problems. Use both. These tools t...