I have two classes that depend on each other: class Foo; //forward declaration template <typename T> class Bar { public: Foo* foo_ptr; void DoSomething() { foo_ptr->DoSomething(); } }; class Foo { public: Bar<Foo>* bar_ptr; void DoSomething() { bar_ptr->DoSomething(); } }; When I compile it in...
Hi all. For work I'm dealing with a large database (160 million + rows a year, 10 years of data) and have a quandary; A large percentage of the data we upload is null data and I'd like to stop it from being uploaded. The data in question is spatial in nature, so I have one table like so: idLocations (Auto-increment int, PK) X (float) ...
Hello All I have a multilanguage webiste English and Arabic. The javascript for the fontsizes is included in the theme not in the .css. Both language have different fontsize 16 and 12. When switching from English to Arabic the English letters such as ( dates and stuff like that ) are shown way too big. And when switching from English t...
I am having trouble grasping the concept of multi component uipickerviews. I really would like to just OWN this subject. I would like to make a 4 component pickerview with components that are dependent on one another. The first component is being populated from an array from my db, and that is showing up fine. I have all of the other i...
I have two projects, "appA" and "appB", that each depend on a third project, "common". I'm in the process of moving them from ant to maven, but I'm having some difficulty figuring out the best way to do it in maven. My folder structure looks like this: root + common + appA + appB I've been able to add a parent pom.xml to the root and...
I have a simple function1 that does a http request to a google api and returns the $result. I then have another function2 that, if $result isset, should use $result to do some computing and then return $finalresult. . My problem is that the call to the google api takes a couple of seconds and by the time $result is returned by function1...
$14.6.2/3 - "In the definition of a class template or a member of a class template, if a base class of the class template depends on a template-parameter, the base class scope is not examined during unqualified name lookup either at the point of definition of the class template or member or during an instantiation of the class template o...
Hello, I have a question about templates. I would like to have a templated class that contains, say, an array of either float's or double's. I can write a clone() function that duplicates it. No problem. However, I would like to have another function called cast() that does a translation back and forth between double and float. This ha...