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Why do we need virtual functions in C++?
I'm learning C++ and I'm just getting into virtual functions.
26 Answers
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Regular m>ca m>st vs. static_m>ca m>st vs. dynamic_m>ca m>st [duplim>ca m>te]
I've been writing C and C++ code for almost twenty years, but there's one aspect of these languages that I've never really understood. I've obviously used regular m>ca m>sts i.e.
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Batch script: how to check for admin rights
How do I check if the current batch script has admin rights?
27 Answers
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What are the rules about using an underscore in a C++ identifier?
It's common in C++ to name member variables with some kind of prefix to denote the fact that they're member variables, rather than lom>ca m>l variables or parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo ocm>ca m>sionally.
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使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
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使用 MIT App Inventor 控制低功耗蓝牙设备
本文介绍了用于低功耗蓝牙 (BLE) 设备的 App Inventor 组件的初始设计和测试。
从家用电器到可穿戴配件，物联网设备的兴起导致对能够控...
Traits in PHP – any real world examples/best practices? [closed]
...x and understand the idea behind traits, like horizontal code re-use for common stuff like logging, security, m>ca m>ching etc.
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How do you change Background for a Button MouseOver in WPF?
I have a button on my page with this XAML:
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ASP.NET Web Site or ASP.NET Web Applim>ca m>tion?
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Website:
The Web Site project is compiled on the fly. You end up with a lot more DLL files, which m>ca m>n be a pain. It also gives problems when you have pages or controls in one directory that need to reference pages and controls in another directory since the ot...
What do the terms “CPU bound” and “I/O bound” mean?
What do the terms "CPU bound" and "I/O bound" mean?
11 Answers
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Retaining file permissions with Git
I want to version control my web server as described in Version control for my web server , by creating a git repo out of my /var/www directory . My hope was that I would then be able to push web content from our dev server to github, pull it to our production server, and spend the rest of the d...