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Toddypet

Javascript — Error handling

Why error handling? While we are executing code, we might encounter lots of errors including javascript error, system error or API…

3 min readOct 9, 2021

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Javascript — Error handling

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Toddypet

SQL — Select and Lookup

Follow up on the previous article about SQL CRUD https://toddypet.medium.com/sql-create-insert-f9afe47316b5. In this article, I will go…

4 min readSep 11, 2021

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SQL — Select and Lookup

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Toddypet

SQL — Create & Insert

In this article. I will first explain some glossary from SQL then guide readers step by step on how to create a database, table, and add a…

4 min readSep 4, 2021

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SQL — Create & Insert

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Toddypet

Javascript — Asynchronous programming

In this article, I will explain how to use Javascript for Asynchronous programming.

4 min readAug 14, 2021

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Javascript — Asynchronous programming

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Toddypet

Authentication — Cookie v.s. JWT

In this article, I will explain why we need authentication and compare the difference between session-based authentication v.s…

3 min readAug 7, 2021

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Authentication — Cookie v.s. JWT

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Toddypet

Javascript — Event loop

Have you ever seen the below code and wondering why people write something to wait for 0 sec?

3 min readJul 25, 2021

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Javascript — Event loop

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Toddypet

Javascript — Object Destructuring

In this article, I will explain object destructuring using pure Javascript and provide some examples of how can this been used in projects.

3 min readApr 10, 2021

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Javascript — Object Destructuring

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Toddypet

JavaScript — DateTime

Recently I am working on an app that required me to compare the DateTime data from API between my local pc time. Below I have listed out…

3 min readJan 24, 2021

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JavaScript — DateTime

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Toddypet

Javascript ES6 — Const and Let

Const and Let is a new feature introduced in ES6. This article will explain the difference of const and let

3 min readDec 28, 2020

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Javascript ES6 — Const and Let

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Toddypet

Toddypet

Hello, I am Heidi. I started this medium blog to post all of the note I have when I am learning new things. Hope you find it useful as well:)

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