I’m trying to use a typedef from a subclass in my project, I’ve isolated my problem in the example below. Does anyone know where I’m going wrong? template<typename Subclass> class A { public: //Why doesn’t it like this? void action(typename Subclass::mytype var) { (static_cast<Subclass*>(this))->do_action(var); } }; class B : public A<B> { public: typedef int … Read more
I have a 2-dimensional array of objects and I basically want to databind each one to a cell in a WPF grid. Currently I have this working but I am doing most of it procedurally. I create the correct number of row and column definitions, then I loop through the cells and create the controls … Read more
Can I create a base template for my project which all apps can draw from? Or do I have to create a base template for each app? And if I wanted them to be the same I’d just copy them? Answer Sure you can. A quick example of a base.html <!DOCTYPE html> <html> <head> <title>My … Read more
I have an ERB template inlined into Ruby code: require ‘erb’ DATA = { :a => “HELLO”, :b => “WORLD”, } template = ERB.new <<-EOF current key is: <%= current %> current value is: <%= DATA[current] %> EOF DATA.keys.each do |current| result = template.result outputFile = File.new(current.to_s,File::CREAT|File::TRUNC|File::RDWR) outputFile.write(result) outputFile.close end I can’t pass the variable … Read more
How do you declare and initialize a variable to be used locally in a Play2 Scala template? I have this: @var title : String = “Home” declared at the top of the template, but it gives me this error: illegal start of simple expression “””),_display_(Seq[Any](/*3.2*/var)),format.raw/*3.5*/(“”” title : String = “Home” Answer @defining(“foo”) { title=> <div>@title</div> … Read more
C++11 14.8.2 – Template Argument Deduction – [temp.deduct] 7 The substitution occurs in all types and expressions that are used in the function type and in template parameter declarations. The expressions include not only constant expressions such as those that appear in array bounds or as nontype template arguments but also general expressions (ie. non-constant … Read more
I’m new to Mustache. Many templating languages (e.g., Django / Jinja) will let you extend a “parent” template like so… base.html <html><head></head> <body> {% block content %}{% endblock %} </body> </html> frontpage.html {% extends “base.html” %} {% block content %}<h1>Foobar!</h1>{% endblock %} rendered frontpage.html <html><head></head> <body> <h1>Foobar!</h1> </body> </html> I’m aware of Mustache’s partials (e.g., … Read more
When I define this function, template<class A> set<A> test(const set<A>& input) { return input; } I can call it using test(mySet) elsewhere in the code without having to explicitly define the template type. However, when I use the following function: template<class A> set<A> filter(const set<A>& input,function<bool(A)> compare) { set<A> ret; for(auto it = input.begin(); it … Read more
I’ve this in my main layout file <body> <header id=”header” ng-controller=”HeaderController”></header> <div class=”container” ng-view></div> I’ve a header.html partial template in my directory structure. How to include this template in my app? I thought angular automatically includes the template after processing the controller, but it doesnt work. The header node should be replaced with the content … Read more
I have the following dictionary passed to a render function, with sources being a list of strings and title being a string potentially equal to one of the strings in sources: {‘title’:title, ‘sources’:sources}) In the HTML template I’d like to accomplish something among the lines of the following: {% for source in sources %} <tr> … Read more
