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pooyaalamdari

hello my name is Pooya :D

Joined on Apr 17, 2022

Apr 15

SELECT - INSERT INTO SELECT

1 min read

Apr 14

ALTER keyword is used for change table, add new columns update and add values to column or delete them ...

4 min read

Apr 14

create and drop database

1 min read

Apr 13

insert Default value to database

1 min read

Apr 13

insert NULL values to database and DON'T allow to create database with NULL values

2 min read

Apr 9

relational database - candidate key -

5 min read

Apr 9

Read data from selected columns with a specific ID

1 min read

Apr 9

delete

1 min read

Apr 7

command for show the table and columns and values

1 min read

Apr 7

update

1 min read

Apr 7

insert data to table

1 min read

Apr 7

create table SQL

1 min read

Apr 7

print(end="\n")

1 min read

Apr 7

None data type in python with an example

1 min read

Mar 26

svelte

1 min read

Mar 26

svelte

1 min read

Jan 29

sea corp

14 min read

Jan 27

7

1 min read

Jan 21

problem answer

2 min read

Jan 21

problem

1 min read

Jan 21

6

3 min read

Jan 16

5

1 min read

Jan 16

4

2 min read

Jan 16

3

1 min read

Jan 16

2

1 min read

Jan 16

node start 1

1 min read

Feb 11 '23

iterator

1 min read

Feb 11 '23

loops

1 min read

Feb 11 '23

case / when

1 min read

Feb 9 '23

example if else

1 min read

Feb 9 '23

Not keyword in if statement

1 min read

Feb 9 '23

if condition

1 min read

Feb 9 '23

private method

1 min read

Feb 9 '23

scope variable

1 min read

Feb 8 '23

global variable

1 min read

Feb 8 '23

calling method inside other method without dot (.)

1 min read

Feb 8 '23

self

1 min read

Feb 8 '23

self and scope and access method

1 min read

Feb 8 '23

nesting modules and classes

1 min read

Feb 8 '23

module class adjective - noun

1 min read

Feb 8 '23

super keyword

1 min read

Feb 8 '23

prepend پیش انداختن

1 min read

Feb 8 '23

method in module and class

1 min read

Feb 8 '23

module class method fast look

1 min read

Feb 7 '23

ruby shortcut operators

1 min read

Feb 7 '23

create module

1 min read

Feb 7 '23

constant

1 min read

Feb 7 '23

superclass ruby

1 min read

Feb 7 '23

inheritance ruby

1 min read

Feb 7 '23

attr method

1 min read

Jan 31 '23

test

1 min read

Jan 7 '23

automate convert upper case to lower case before save

1 min read

Jan 7 '23

ruby format validates (regex)

1 min read

Jan 7 '23

models validates

1 min read

Jan 6 '23

rails console to create user

1 min read

Jan 6 '23

schema table 2

1 min read

Jan 6 '23

preview table

1 min read

Jan 6 '23

sign up page preview

1 min read

Jan 5 '23

helper - layouts - ruby on rails

1 min read

Jan 5 '23

ruby on rails layouts

1 min read

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