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Classes vs. Modules in VB.NET

...C# static classes. When your class is designed solely for helper functions and extension methods and you don't want to allow inheritance and instantiation, you use a Module. By the way, using Module is not really subjective and it's not deprecated. Indeed you must use a Module when it's appropriate...
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Android destroying activities, killing processes

Hi I'm wondering how Android is managing memory and I can't find precise answer anywhere. Let's assume I have an application with 5 activities on current activity stack (4 are stopped and 1 is resumed), there is no service connected. I press HOME button so that all of my activities are stopped. I st...
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Maintain model of scope when changing between views in AngularJS

I am learning AngularJS. Let's say I have /view1 using My1Ctrl , and /view2 using My2Ctrl ; that can be navigated to using tabs where each view has its own simple, but different form. ...
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How to upload a file in Django? [closed]

...xample about this. I spent over 2 hours to dig up all the pieces to understand how this works. With that knowledge I implemented a project that makes possible to upload files and show them as list. To download source for the project, visit https://github.com/axelpale/minimal-django-file-upload-exam...
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How can I stage and commit all files, including newly added files, using a single command?

How can I stage and commit all files, including newly added files, using a single command? 12 Answers ...
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What does Expression.Quote() do that Expression.Constant() can’t already do?

...e quote operator is an operator which induces closure semantics on its operand. Constants are just values. Quotes and constants have different meanings and therefore have different representations in an expression tree. Having the same representation for two very different things is extremely confu...
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Python list directory, subdirectory, and files

I'm trying to make a script to list all directory, subdirectory, and files in a given directory. I tried this: 7 Answers ...
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How to generate a random number between a and b in Ruby?

To generate a random number between 3 and 10, for example, I use: rand(8) + 3 8 Answers ...
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What is the difference between the 'COPY' and 'ADD' commands in a Dockerfile?

What is the difference between the COPY and ADD commands in a Dockerfile, and when would I use one over the other? 13 A...
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IntelliJ beginning of file keyboard shortcut

...ove to the beginning of a file? I checked IntelliJ's Keymap for Mac OS X and it doesn't list anything for navigating to the start of a file. ...