Howard Lee Cloud

心得 Tutorial of Basic GraphQL API Service Setup

By Howard Lee 13 March 2022

I had been heard that GraphQL is a great tool for web frontend engineer because frontend engineer can query any form of data for variable needs of mobile-web and app. I want to explore GraphQL how to use, which ecosystem is becoming matured. In this article, we will go through it, and please following indexes. You can learn how to setup basic GraphQL API server without throttling. Article Index Introduction

學習 Fix Nodejs Graphql Circular Import

By Howard Lee 04 March 2022

Circular import components are common within nodejs and graphql. This article provide a easy way to resolve that warning. The easy solution is adding related imports to limited scope in javascript instead of importing them at file start position. The example scenario contains three parts: User, Role and UserRoleRel. An user has many roles and a role has many user had been taken. The relationship of many-to-many is recorded at

心得 MacOS Monterey(12.1) Use Openssl3.0

By Howard Lee 15 January 2022

I had found following problem as I install packages of python on macOS Monterey(12.1) by using a third party script: zipfile = ZipFile(StringIO(fp.read())) .pyenv/versions/2.7.18/lib/python2.7/socket.py", line 355, in read data = self._sock.recv(rbufsize) .pyenv/versions/2.7.18/lib/python2.7/ssl.py", line 754, in recv return self.read(buflen) .pyenv/versions/2.7.18/lib/python2.7/ssl.py", line 641, in read v = self._sslobj.read(len) ssl.SSLError: [SSL: KRB5_S_TKT_NYV] unexpected eof while reading (_ssl.c:1946) Briefly analysis for root-cause about this problem This is because macOS upgrade openssl to version 3.0.0

學習 Read Book 2022 | 2022 年我讀過的書

By Howard Lee 06 January 2022

2022 年讀過的書: 灰階思考。(2021 年 9 月購買, 2021 年 12 月下旬開始讀，2022 年 1 月 6 日看完) podcast 頻道：股癌的整理內容講投資心態和理財的原則被討厭

心得 Experience Learned From Developing a Feature of a Company Product 2021 | 從開發完成近期公司產品的一項使用者體驗功能，學習到的經驗

By Howard Lee 01 January 2022

English version: In the working time at 24th December 2021, I finally finished a critical UX feature of a product from current serving company and I had confirmed it can work as expected. I had been developed this feature over a month and it’s good to send a pull request for merging branch of codebase. Boss considers this feature is critical because of it can resolve headache about uploading files

心得 Execution orders of actions of Redux Observable Epic

By Howard Lee 21 December 2021

Received same action(s) within redux will be executed first and then one(s) in epic(s) of redux-observable if there are common action(s) existing in redux and redux-observable.[1] Figure 1. Excerpt statement from redux-observable official site [2] Figure 2. Order sequence diagram for redux-observable. Photo credit to Brian Leathem [3] Redux store is action-in and state-out. Redux-observable is action-in and action-out. Behavior of redux means it generate out new centralize-management state tree

About

Category

Tag

Social