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What is the 'override' keyword in C++ used for? [duplicate]

... removed (not alternated). This is useful if the subclass is expecting a callback but it will never happen due to the library change, etc. – Hei Mar 11 '18 at 5:32 ...
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How to paste over without overwriting register

Does anyone know of a way to paste over a visually selected area without having the selection placed in the default register? ...
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Combining multiple git repositories

... git pull code $ rm -rf code/code $ rm -rf code/.git $ git pull figures --allow-unrelated-histories $ rm -rf figures/figures $ rm -rf figures/.git $ git pull thesis --allow-unrelated-histories $ rm -rf thesis/thesis $ rm -rf thesis/.git Finally, you should now have what you wanted: phd |_.git...
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Convert pem key to ssh-rsa format

...m assuming no password for the keys (which is bad). Generate an RSA pair All the following methods give an RSA key pair in the same format With openssl (man genrsa) openssl genrsa -out dummy-genrsa.pem 2048 In OpenSSL v1.0.1 genrsa is superseded by genpkey so this is the new way to do it (man...
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How to write a CSS hack for IE 11? [duplicate]

...p-equiv="X-UA-Compatible" content="IE=edge"> <style> @media all and (-ms-high-contrast:none) { .foo { color: green } /* IE10 */ *::-ms-backdrop, .foo { color: red } /* IE11 */ } </style> </head> <body> <div class="foo">Hi There!!!</...
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed

... In my case sudo apt-get install libx11-xcb1 fixed the problem. But your recommendation of using ldd was what pointed me to the correct library to install. Thanks! – Daniel Mar 17 '15 at 0:37 ...
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Android ImageView Zoom-in and Zoom-Out

...m-in and Zoom-out an Android ImageView. I tried most of the samples but in all of them the image in the ImageView itself is getting Zoomed-in and Zoomed-out, while I want to Zoom-in and Zoom-out the ImageView. I want to increase the ImageView width and height while Zooming-in and reduce the ImageVie...
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地图组件(高德地图) · App Inventor 2 中文网

... 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 地图组件(高德地图) ...
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What are type lambdas in Scala and what are their benefits?

...ction of Either[A, B]. The monad typeclass looks like this: trait Monad[M[_]] { def point[A](a: A): M[A] def bind[A, B](m: M[A])(f: A => M[B]): M[B] } Now, Either is a type constructor of two arguments, but to implement Monad, you need to give it a type constructor of one argument. The sol...
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Python: Checking if a 'Dictionary' is empty doesn't seem to work

...; not dct True >>> Thus, your isEmpty function is unnecessary. All you need to do is: def onMessage(self, socket, message): if not self.users: socket.send("Nobody is online, please use REGISTER command" \ " in order to register into the server") else:...