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Backend Developer

Select_related & Prefetch_related

When the object that you're going to be selecting is a single object, so OneToOneField or a ForeignKey. Below is an example for select_related!!book_l

2020년 5월 31일
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Bcrypt & PyJWT

It is an implementation of authentication and authorization.Bcrypt is a popular password storage algorithm that’s specifically designed for long-term

2020년 5월 24일
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Data Structure(2)

Set Collection of data elements like list or array. Unordered Elements are not stored by insertion (unexpected order) Mutable Duplicate entries are no

2020년 5월 24일
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Westagram

We cloned the instagram's basic backend server part as an individual assignment, but we ended up having a group to create and pass over the API to the

2020년 5월 24일
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Http & Restful HTTP API

Header information includes 해당 request에 대한 additional information을 담고 있는 부분 ex) content-length in by of request message Headers divide into 3

2020년 5월 17일
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Database

A system that stores data and preserves themData exists on the memory in the application, but data on the memory are not preserved permanently. Litera

2020년 5월 17일
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Data Structure

A method that stores and manage data to easily access and utilizeIt is important to understand the advantages and limitations of the data structure an

2020년 5월 11일
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Gatsby.js

Have you seen the developer's blogs that ends with .github.io? 💁‍♀️ Why Gatsby.js?? Get familiar with git and git commands Keep our one commit per d

2020년 5월 10일
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Django(2)

Structure of file directories > views.py deals with logics migrations is to save the file that contains table structure defined in models.py create

2020년 5월 8일
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Django(1)

What is Django? It is a python web framework, which does not allow us to customize that much and mostly inherited. Templates are given but are not act

2020년 5월 7일
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Python: Modules and Packages

Assume there is a package name called 'abc'. We need to import package 'abc' to use it.import abcIn this case, 'abc' would be a simple python file or

2020년 4월 27일
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Python Function Parameters

Function gets the value from input parameters and returns the output value, so when we call the function, we pass in the parameter to the function.It

2020년 4월 22일
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HTML/CSS

When using position property in CSS, we can put elements anywhere regardless of html code. There are 4 values in position, which are static, relative,

2020년 4월 21일
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TIL(20.02.18)

I just signed up velog to see how my developing skill gets improved day by day. I've been working on a javascript basic syntax, error handling, genera

2020년 2월 19일
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