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【天气API】对接国内免费好用的天气API - App应用开发 - 清泛IT社区，为创新赋能！
...天气API更新了认证方式，由ApiKey换成了WebToken，不是一般的复杂。因此需要更换一款天气API。
此帖子记录API使用及开发过程。目前已知的有：
1. 高德地图天气 API 免费版可用资源
30万次/日，200次/秒并发
实时天气预报
未来 ...
MIT于2026元旦已发布v2.77版本：更新非常有限，lamda 表达式（匿名函数）缺...
最新MIT v2.77版本都是一些很细小的常规更新，没有特别需要合并的。之前关注的 lamda 表达式（匿名函数）不在本次更新之列。
中文网暂不跟进本次更新，但是 lamda 表达式（匿名函数）会考虑引入并测试上线。
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Should I pass a shared_ptr by reference? [duplicate]
...ce, to avoid the overhead of copying the shared_ptr.
The best practice in C++ is always to have clearly defined ownership semantics for your objects. There is no universal "always do this" to replace actual thought.
If you always pass shared pointers by value, it gets costly (because they're a lot...
Copying a HashMap in Java
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The difference is that in C++ your object is on the stack, whereas in Java, your object is in the heap. If A and B are Objects, any time in Java you do:
B = A
A and B point to the same object, so anything you do to A you do to B and vice versa.
Us...
Pointer vs. Reference
...st practical difference for an output parameter is purely syntax. Google's C++ Style Guide (https://google.github.io/styleguide/cppguide.html#Reference_Arguments), for example, mandates only pointers for output parameters, and allows only references that are const. The reasoning is one of readabilit...
Questions every good Java/Java EE Developer should be able to answer? [closed]
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I confused a C++ lecturer yesterday with the diamond inheritance problem, she didn't know about it at all :)
– Esko
Jan 22 '10 at 10:01
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About “*.d.ts” in TypeScript
...as told by someone that this kind of file is something like "head file" in C++ but for JS only. But I cannot convert a pure JS file to *.d.ts file unless I forcely change the *.js to *.ts . So I have three files:
a JS file, a TS file and a *.d.ts file.
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Why does sizeof(x++) not increment x?
Here is the code compiled in dev c++ windows:
9 Answers
9
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How to call a parent class function from derived class function?
How do I call the parent function from a derived class using C++? For example, I have a class called parent , and a class called child which is derived from parent. Within
each class there is a print function. In the definition of the child's print function I would like to make a call to the ...
Recursive lambda functions in C++11
I am new to C++11. I am writing the following recursive lambda function, but it doesn't compile.
14 Answers
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