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How to inherit constructors?

...blic class FooParams { public int Size... protected myCustomStruct _ReasonForLife ... } public class Foo { private FooParams _myParams; public Foo(FooParams myParams) { _myParams = myParams; } } This avoids the mess of multiple constructors (sometimes) and gives s...
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How does Dijkstra's Algorithm and A-Star compare?

...stance(int dist[], bool sptSet[]) { // Initialize min value int min = INT_MAX, min_index; for (int v = 0; v < V; v++) if (sptSet[v] == false && dist[v] <= min) min = dist[v], min_index = v; return min_index; } int printSolution(int dist[], int n) { printf("Vertex ...
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Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=

... The default collation for stored procedure parameters is utf8_general_ci and you can't mix collations, so you have four options: Option 1: add COLLATE to your input variable: SET @rUsername = ‘aname’ COLLATE utf8_unicode_ci; -- COLLATE added CALL updateProductUsers(@rUsername, @r...
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How to write into a file in PHP?

... You can use a higher-level function like: file_put_contents($filename, $content); which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file. Docs: file_put_contents ...
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Sequelize.js: how to use migrations and sync

...: sequelize init ... sequelize model:create --name User --attributes first_name:string,last_name:string,bio:text This will create both model AND migration. Then, manually merge your existing models with generated with sequelize-cli, and do the same with migrations. After doing this, wipe database...
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Setting WPF image source in code

...packUri = "pack://application:,,,/AssemblyName;component/Images/icon.png"; _image.Source = new ImageSourceConverter().ConvertFromString(packUri) as ImageSource; share | improve this answer ...
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Optional query string parameters in ASP.NET Web API

...imit As Integer = 99) In your WebApiConfig config.Routes.MapHttpRoute( _ name:="books", _ routeTemplate:="api/{controller}/{action}/{id}/{pid}/{sort}/{limit}", _ defaults:=New With {.id = RouteParameter.Optional, .pid = RouteParameter.Optional, .sort = UrlParameter....
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Why can I initialize a List like an array in C#?

...ctions do: public class MyProgram { private SomeCollection<int> _myCollection = new SomeCollection<int> { 13, 5, 7 }; // ... } (For more information, see the MSDN) share | ...
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Command to remove all npm modules globally?

...version, see Ollie Bennett's Answer. npm ls -gp --depth=0 | awk -F/ '/node_modules/ && !/\/npm$/ {print $NF}' | xargs npm -g rm Here is how it works: npm ls -gp --depth=0 lists all global top level modules (see the cli documentation for ls) awk -F/ '/node_modules/ && !/\/npm$/ ...
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Fastest way to flatten / un-flatten nested JSON objects

...is implementation also has a prototype pollution bug, e.g. unflatten({"foo.__proto__.bar": 42}) – Alex Brasetvik Feb 19 at 14:06 add a comment  |  ...