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ReactJS state vs prop
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Updating 2016:
React is changed, and explanation "props vs state" became very simple. If a component needs to change data - put it in a state, otherwise in props. Because props are read-only now.
What's the exact difference between props and state?
You can find good explanation ...
Hashset vs Treeset
...hash algorithm that took 1 trillion machine instructions to execute (O(1)) vs any common implementation of bubble sort (O(N^2) avg/worst) for 10 elements. Bubble sort will win every time. The point is algorithms classes teach everyone to think about approximations using time-complexity but in the re...
REST APIs: custom HTTP headers vs URL parameters
When do you use custom HTTP headers in the request part of a REST API ?
8 Answers
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String comparison using '==' vs. 'strcmp()'
It seems that PHP's === operator is case sensitive. So is there a reason to use strcmp() ?
13 Answers
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npm install error - MSB3428: Could not load the Visual C++ component “VCBuild.exe”
...rsion v140 and the installer above puts down the latest version (currently VS2017 which is v150). I had to add --vs2015 to the install line to get it to put down the right version. I figured this out from a variety of sources, but in particular npk48's comments really helped. This is the command ...
HashSet vs. List performance
...as this answer is, it fails to answer the original question regarding list vs hashset search performance. You are testing how quickly you can insert and remove from them, which takes considerably more time and different performance characteristics than search. Try again, using .Contains, and your ...
“simple” vs “current” push.default in git for decentralized workflow
...t-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f23918062%2fsimple-vs-current-push-default-in-git-for-decentralized-workflow%23new-answer', 'question_page');
}
);
Post as a guest
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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...手环时，就是BLE Central设备的一个示例。
5.3 通用属性配置文件（GATT）5.3.2 客户端与服务端的关系一个示例如下：手环采集了心跳信息，希望计算机读取该信息。手环充当服务端并提供信息。手机充当客户端，读取该信息。GAP...
Build vs new in Rails 3
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community wiki
3 revs, 3 users 53%Hatem Mahmoud
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Returning IEnumerable vs. IQueryable
What is the difference between returning IQueryable<T> vs. IEnumerable<T> , when should one be preferred over the other?
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