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How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...st value = Goal;
};
Testcode:
template<unsigned Start>
struct sum_from{
template<unsigned Goal>
struct to{
template<unsigned N>
struct equals;
typedef equals<adder<Start, Goal>::value> result;
};
};
int main(){
sum_from<1>::to<1000>:...
Does Java have a complete enum for HTTP response codes?
... for all of the valid HTTP response codes. It should support conversion to/from the corresponding integer values.
11 Answer...
Express-js can't GET my static files, why?
...;
Look at the examples on this page:
//Serve static content for the app from the "public" directory in the application directory.
// GET /style.css etc
app.use(express.static(__dirname + '/public'));
// Mount the middleware at "/static" to serve static content only when their request pa...
What is the difference between ArrayList.clear() and ArrayList.removeAll()?
...ay elements to null.
The removeAll(Collection) method, which is inherited from AbstractCollection, removes all the elements that are in the argument collection from the collection you call the method on. It's a relatively slow operation, as it has to search through one of the collections involved.
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Clear android application user data
...lear our own application cache data, i need to clear another app user data from our application
– UdayaLakmal
Jun 7 '12 at 15:10
2
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An error occurred while installing pg (0.17.1), and Bundler cannot continue
...alled under mac OSX Mavericks, having the postgres app (Version 9.2.2.0 ) from www.postgresapp.com installed. The underlying problem was simpy that the since postgres was installed via the app, the configuration file resides on a location which is not the default one when installing it without post...
Hiding elements in responsive layout?
... still work for now, while .hidden-phone and friends are completely absent from Bootstrap's functionality.
– Slipp D. Thompson
Nov 1 '14 at 7:29
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How to disable python warnings
...
If you only expect to catch warnings from a specific category, you can pass it using the category argument: warnings.filterwarnings("ignore", category=DeprecationWarning)
– ostrokach
Jun 12 '17 at 1:20
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how to debug the js in jsfiddle
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The JavaScript is executed from the fiddle.jshell.net folder of the Sources tab of Chrome. You can add breakpoints to the index file shown in the Chrome screenshot below.
...
Making a private method public to unit test it…good idea?
...mething that is private in C# is to downgrade the accessibility protection from private to internal, and then mark the unit testing assembly as a friend assembly using InternalsVisibleTo. The unit testing assembly will then be allowed to treat the internals as public, but you don't have to worry abo...