Zhentiw - 博客园

2019年1月7日

[GraphQL] Query a GraphQL API with graphql-request

摘要： To query a GraphQL API, all you need to do is send an HTTP request that includes the query operation in the body of the request. In this lesson, we wi 阅读全文

posted @ 2019-01-07 18:35 Zhentiw 阅读(444) 评论(0) 推荐(0)

[Functional Programming] Define Discrete State Transitions using the State ADT

摘要： We build our first state transactions as two discrete transactions, each working on a specific portion of the state. Each of these transitions are gov 阅读全文

posted @ 2019-01-07 16:54 Zhentiw 阅读(127) 评论(0) 推荐(0)

2019年1月6日

[Algorithm] Maximum Contiguous Subarray algorithm implementation using TypeScript / JavaScript

摘要： Naive solution for this problem would be caluclate all the possible combinations: The maximum subarray problem is one of the nicest examples of dynami 阅读全文

posted @ 2019-01-06 03:57 Zhentiw 阅读(224) 评论(0) 推荐(0)

2019年1月4日

[Tips + Javascript] Make a unique array

摘要： To make an array uniqued, we can use Set() from Javascript. const ary = ["a", "b", "c", "a", "d", "c"]; console.log(new Set(ary)); We can see that all 阅读全文

posted @ 2019-01-04 23:11 Zhentiw 阅读(157) 评论(0) 推荐(0)

[Algorithm] Median Maintenance algorithm implementation using TypeScript / JavaScript

摘要： The median maintenance problem is a common programming challenge presented in software engineering job interviews. In this lesson we cover an example 阅读全文

posted @ 2019-01-04 20:13 Zhentiw 阅读(511) 评论(0) 推荐(0)

[Tools] Support VS Code Navigation and Autocomplete Based on Webpack Aliases with jsconfig.json

摘要： It's common to setup Webpack aliases to make imports much more convenient, but then you lose the ability to navigate and autocomplete paths in VS Code 阅读全文

posted @ 2019-01-04 16:36 Zhentiw 阅读(312) 评论(0) 推荐(0)

[Tools] Create a Simple CLI Tool in Node.js with CAC

摘要： Command-line tools can help you with all sorts of tasks. This lesson covers the very basics of setting up a CLI tool in Node.js by creating your proje 阅读全文

posted @ 2019-01-04 16:16 Zhentiw 阅读(412) 评论(0) 推荐(0)

2019年1月3日

[Unit Testing] Mock a Node module's dependencies using Proxyquire

摘要： Sometimes when writing a unit test, you know that the module you're testing imports a module that you would like to observe, or at the very least mock 阅读全文

posted @ 2019-01-03 18:10 Zhentiw 阅读(402) 评论(0) 推荐(0)

[SCSS] Create a gradient with a Sass loop

摘要： In this lesson, you will learn how to iteratively generate CSS selectors and attributes using Sass loops. We will create a gradient of 100 elements, e 阅读全文

posted @ 2019-01-03 02:46 Zhentiw 阅读(161) 评论(0) 推荐(0)

2019年1月2日

[Algorithm] Heap data structure and heap sort algorithm

摘要： Source, git Heap is a data structure that can fundamentally change the performance of fairly common algorithms in Computer Science. The heap data stru 阅读全文

posted @ 2019-01-02 20:26 Zhentiw 阅读(885) 评论(0) 推荐(0)

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