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C++ auto keyword. Why is it magic?
... to initialize it.
This means that most of the type deduction mechanics a compiler needs to implement auto were already present and used for templates on any compiler that even sort of attempted to implement C++98/03. As such, adding support for auto was apparently fairly easy for essentially all t...
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
...TT 服务器请求数据，在当前实现中，该服务器可以是 Broadcom WICED Sense 设备或 Intel Arduino 101 板上的传感器。 这些传感器有一个数据库，用于存储 GATT 客户端所需的服务、特征和其他数据。 特征类似于包含单个值的数据类型。 服...
What is the difference between :first-child and :first-of-type?
...rst child, but it will no longer be the first div obviously; instead, it becomes the first (and only) h1. If there are any other div elements following this first child within the same parent, the first of those div elements will then match div:first-of-type. In the given example, the second child b...
Why would anyone use set instead of unordered_set?
...What I understand is that unordered_set is hash table with O(1) lookup complexity. On the other hand, set is nothing but a tree with log(n) lookup complexity. Why on earth would anyone use set instead of unordered_set? i.e is there a need for set anymore?
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How can I view the shared preferences file using Android Studio?
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Generate Java class from JSON?
...urces/schemas</sourceDirectory>
<targetPackage>com.myproject.jsonschemas</targetPackage>
<sourceType>json</sourceType>
</configuration>
<executions>
<execution>
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Correct way to detach from a container without stopping it
...iest way is to follow the dockerizing openssh tutorial https://docs.docker.com/engine/examples/running_ssh_service/)
Or you can just relaunch your container via
docker start foo
(it will be detached by default)
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Java EE web development, where do I start and what skills do I need? [closed]
...t to learn, at least at a basic level, how to build Java web applications (coming from a .NET background). I would like to be able to build, deploy a simple CMS type application from the ground up.
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How do I include a file over 2 directories back?
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@Brian Well, that’s nonsense, you’re comparing apples and oranges. You’re right that a define would be used here but (1) that wasn’t even remotely the question here. And (2) you’d still use a relative path in your define, Unless you actually hard-code the ...
Differences between git remote update and fetch?
...otes, the authors of Git were aware of the fact that the git remote update command functionality was being duplicated somewhat by git fetch, but they decided not to remove it, maybe for backward compatibility with existing scripts and programs, or maybe because it's just too much work and there are ...