2019年6月18日
[Javascript] Correctly Type-Checking Numbers
摘要： There are two ways to correctly type checks number: When using Number.prototype methods, some of them return String as result: We can see this string: 阅读全文
posted @ 2019-06-18 21:19 Zhentiw 阅读(178) 评论(0) 推荐(0)
[ES2015] Number.isNaN instead of isNaN
摘要： const result = Number('55px'); // isNaN "NaN" console.log(isNaN(result)); // true console.log(isNaN('I am a String!')); // true -- NOT Good console.log(Number.NaN); // safer approach console.log(Nu... 阅读全文
posted @ 2019-06-18 21:12 Zhentiw 阅读(241) 评论(0) 推荐(0)
[Javascript] How to deal with floating number
摘要： What's your expect of the output?: The answer is 'false'. Because: Therefore if we do calculation on Frontend: The result is not correct. The solution 阅读全文
posted @ 2019-06-18 21:04 Zhentiw 阅读(177) 评论(0) 推荐(0)
[Nx] Note for learning Nx
摘要： Proxy configuration: When we have already fews applications running in the workspace, and we want to add 'api' layer for one applicatrion only, we can 阅读全文
posted @ 2019-06-18 17:36 Zhentiw 阅读(352) 评论(0) 推荐(0)
[Cypress] Wrap External Libraries with Cypress
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posted @ 2019-06-18 02:34 Zhentiw 阅读(4) 评论(0) 推荐(0)