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How to check that an element is in a std::set?
... IMO using count() is better because it is simply shorter and it converts to bool as noted in the answer by Pieter. I don't understand why this answer got accepted and so many points...
– Огњен Шобајић
Mar 27 '15 at 6:08
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Unable to Cast from Parent Class to Child Class
...arent and then deserialize it into the child.
var serializedParent = JsonConvert.SerializeObject(parentInstance);
Child c = JsonConvert.DeserializeObject<Child>(serializedParent);
I have a simple console app that casts animal into dog, using the above two lines of code over here
...
Is 1.0 a valid output from std::generate_canonical?
...The standard could ensure correct behavior if it were to specify that when converting from the output of the URNG to the RealType of generate_canonical, rounding is to be performed towards negative infinity; this would give a correct result in this case. As QOI, it would be good for libstdc++ to ma...
Spring Boot - inject map from application.yml
...rater for "(quote) in yaml string
{key:value} JSON in yaml which will be converted to Map by @Value
#{ } it is SpEL expresion and can be used in @Value to convert json int Map or Array / list Reference
Tested in a spring boot project
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How to write iOS app purely in C
...
If you do decide to convert this to assembly, as per several of the suggestions, make sure to do it in ARM (regular and thumb instruction sets!) and in x86 so that it works in the simulator. Maybe also PowerPC for good measure, if you want to p...
Sorting HashMap by values [duplicate]
...exity of O(n^2) due to repeatedly looking up in values in two while loops. Converting the Entry Set to a List and then sorting the List based on a comparator would be a more efficient solution.
– picmate 涅
May 21 '16 at 2:53
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JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
...d it was returning 10000000233174212. i.e. +1. I looked in the code and it converts a Double to a Long, so perhaps there is some issue with the conversion.
– mrswadge
Oct 6 '15 at 16:25
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There is already an open DataReader associated with this Command which must be closed first
...
use the syntax .ToList() to convert object read from db to list to avoid being re-read again.Hope this would work for it. Thanks.
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What is “rvalue reference for *this”?
...ound to the parameter as long as in all other respects the argument can be converted to the type of the implicit object parameter.
struct test{
void f() { std::cout << "lvalue or rvalue object\n"; }
};
int main(){
test t;
t.f(); // OK
test().f(); // OK too
}
Now, onto why @Nicol's...
A non well formed numeric value encountered
... with alphanumeric data and creates a new variable with the same value but converted to an integer with the intval() function. Here is the code:
function get_config_bytes($val) {
$val = trim($val);
$last = strtolower($val[strlen($val)-1]);
$intval = intval(trim($val));
switch($last)...