I have a problem with namespaces in connecting my entity class to an abstract-type class. I needed to create an AbstractType Class I called BlogFactory. I intent to use it in my the createAction f...

Is there any difference between wrapping both header and cpp file contents in a namespace or wrapping just the header contents and then doing using namespace in the cpp file? By difference I...

Looking at an online source code I came across this at the top of several source files. var FOO = FOO || {}; FOO.Bar = …; But I have no idea what || {} does. I know {} is equal to new Object() ...

I have a shiny app with multiple tabs, and I would like to have action buttons within the tabs that allow the user to switch tabs. I found the following pages: https://www.titanwolf.org/Network/q/e...

From typescript-eslint docs: Custom TypeScript modules (module foo {}) and namespaces (namespace foo {}) are considered outdated ways to organize TypeScript code. ES2015 module syntax is now prefe...

I'm in Android Studio, and I get "Namespace is not bound" when running a lint check. What does this mean? My code still works fine, I'm just curious. The warning is for the LinearLayout tag (openin...

I can't include Microsoft.Security.Application using Microsoft.Security.Application; Gives this error: The type or namespace name 'Security' does not exist in the namespace 'Microsoft' (are you m...

GDB's call command normally works great for calling functions, as long as the symbols are present. But if the function is in a namespace or a class, suddenly it won't work unless it was compiled wi...

I'm trying to build a class with some frequently used functions that I can use from anywhere in my project. I don't know where to build the PHP file with the classes in it or how to recall th...

I just got a new PC (Win 7) with VS 2010 (same version as my old PC). I got a VB.NET solution from source control that contains two projects. One of the projects builds fine. The other project flag...

My basic requirement is to get element value from the XML file, i have used XMLDoxument.SelectSingleNode. My XML file contains some Namespace in header, so i have used NameSpaceManager to add names...

The Docker command is not working after restarting (using sudo reboot) the Ubuntu (20.04) server. Now, for any command with docker, it gives me an error. For example, $ docker --help cannot update ...

Is there a way to reference a namespace globally across the whole solution? So instead of having these lines in every code file: using System; using MyNamespace; having to declare them only onc...

Getting this error when I put use Blog; at the top. Warning: The use statement with non-compound name 'Blog' has no effect in... Blog is my namespace in which I have 3 classes: Article,...

In C, most of the code declaring structs will follow this pattern: /* struct forward-declaration */ typedef struct T T ; /* struct definition */ typedef struct T { /* etc. */ } T ; This is so pr...

I am trying to make a package but when I run document() it prints NAMESPACE not generated by roxygen2. Skipped. I am trying to use ggplot2,XML, R6 packages in my functions. I am importing them in t...

I would like to understand the purpose of targetNamespace as used both in XML Schema and in WSDL. In fact, to keep things simple, let's limit this question to XML Schema. I feel like I fully under...

Consider a pair of two source files: an interface declaration file (*.h or *.hpp) and its implementation file (*.cpp). Let the *.h file be like the following: namespace MyNamespace { class MyCla...

What are PHP Namespaces? What are Namespaces in general? A Layman answer with an example would be great.

There is a lot of duplication of functions in the My.Computer.FileSystem and System.IO.File namespaces. So what exactly is the difference between: My.Computer.FileSystem.CopyFile(source, dest, T...

Problem The form_for helper incorrectly determines the path to my nested resource inside of a namespace. The models in question are: Forum::Thread and Forum::Reply respectively, located in a subfo...

Sometimes in some libraries like thephpleague/csv, I see the use keyword to import core identifiers (e.g. functions, classes or constants) but I can't understand why they are being imported at all....

So, I am trying to use the coinbase API. I'm attempting a simple test to see if I can make it work, but I'm getting various composer errors. Currently, I am getting unexpected t 'use' for this co...

when I write Python code from the interpreter I can type dir() to have a list of names defined in the current scope. How can achieve to have the same information, programmatically, when I develop J...

I've got an XML document with a default namespace. I'm using a XPathNavigator to select a set of nodes using Xpath as follows: XmlElement myXML = ...; XPathNavigator navigator = myXML.CreateNavi...