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TECH SCHOOL

We believe that everyone deserves a good and free education. The purpose of Tech School is to give everyone a chance to learn IT by giving free, high-quality tutorials and coding courses.

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Why PASETO is better than JWT for token-based authentication?
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Why PASETO is better than JWT for token-based authentication?

#security #webdev #beginners
Reactions 150 Comments
11 min read

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Protocol buffer deep-dive

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How to securely store passwords?

I think you must have misunderstood the content. There's no p...

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Hi Matej, you can find the answer to your question in lecture...

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Write Go unit tests for db CRUD with random data

Hi Mikhail, I don't have to setup/teardown in my tests becaus...

View all 15 comments
How to write stronger unit tests with a custom go-mock matcher
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How to write stronger unit tests with a custom go-mock matcher

#go #tutorial #testing #beginners
Reactions 18 Comments
13 min read
How to securely store passwords?
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How to securely store passwords?

#go #tutorial #webdev #security
Reactions 99 Comments 9
13 min read
How to handle DB errors in Golang correctly
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How to handle DB errors in Golang correctly

#go #database #tutorial #webdev
Reactions 41 Comments 1
11 min read
Add users table with unique & foreign key constraints in PostgreSQL
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Add users table with unique & foreign key constraints in PostgreSQL

#database #tutorial #webdev #beginners
Reactions 27 Comments
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Implement transfer money API with a custom params validator in Go
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Implement transfer money API with a custom params validator in Go

#go #tutorial #webdev #beginners
Reactions 41 Comments
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Mock DB for testing HTTP API in Go and achieve 100% coverage
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Mock DB for testing HTTP API in Go and achieve 100% coverage

#go #testing #tutorial #webdev
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24 min read
Load config from file & environment variables in Golang with Viper
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Load config from file & environment variables in Golang with Viper

#go #tutorial #beginners #webdev
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Implement RESTful HTTP API in Go using Gin
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Implement RESTful HTTP API in Go using Gin

#go #tutorial #beginners #webdev
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19 min read
Load balancing gRPC service with Nginx
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Load balancing gRPC service with Nginx

#go #tutorial #webdev #devops
Reactions 64 Comments 4
16 min read
How to setup Github Actions for Go + Postgres to run automated tests
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How to setup Github Actions for Go + Postgres to run automated tests

#go #github #devops #tutorial
Reactions 56 Comments
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Deeply understand Isolation levels and Read phenomena in MySQL & PostgreSQL
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Deeply understand Isolation levels and Read phenomena in MySQL & PostgreSQL

#database #tutorial #webdev #beginners
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How to make your own lookalike Facebook avatar
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How to make your own lookalike Facebook avatar

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How to avoid deadlock in DB transaction? Queries order matter!
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How to avoid deadlock in DB transaction? Queries order matter!

#go #database #tutorial #webdev
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DB transaction lock & How to handle deadlock
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DB transaction lock & How to handle deadlock

#go #database #tutorial #webdev
Reactions 78 Comments 3
23 min read
A clean way to implement database transaction in Golang
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A clean way to implement database transaction in Golang

#go #database #tutorial #beginners
Reactions 66 Comments
15 min read
Write Go unit tests for db CRUD with random data
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Write Go unit tests for db CRUD with random data

#go #database #testing #tutorial
Reactions 52 Comments 4
15 min read
How to secure gRPC connection with SSL/TLS in Go
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How to secure gRPC connection with SSL/TLS in Go

#go #security #tutorial #webdev
Reactions 45 Comments
10 min read
Generate CRUD Golang code from SQL | Compare db/sql, gorm, sqlx, sqlc
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Generate CRUD Golang code from SQL | Compare db/sql, gorm, sqlx, sqlc

#go #database #tutorial #beginners
Reactions 58 Comments 1
15 min read
How to write & run database migration in Golang
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How to write & run database migration in Golang

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Reactions 59 Comments 5
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Use gRPC interceptor for authorization with JWT
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Use gRPC interceptor for authorization with JWT

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22 min read
Install & use Docker + Postgres + TablePlus to create DB schema
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Install & use Docker + Postgres + TablePlus to create DB schema

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Design DB schema and generate SQL code with dbdiagram.io
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Design DB schema and generate SQL code with dbdiagram.io

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gRPC reflection and Evans CLI
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gRPC reflection and Evans CLI

#grpc #tutorial #microservices #beginners
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Implement bidirectional streaming gRPC - Go
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Implement bidirectional streaming gRPC - Go

#go #tutorial #microservices #beginners
Reactions 30 Comments
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Upload file in chunks with client-streaming gRPC - Go
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Upload file in chunks with client-streaming gRPC - Go

#go #tutorial #grpc #microservices
Reactions 45 Comments
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Implement server-streaming gRPC in Go
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Implement server-streaming gRPC in Go

#grpc #go #tutorial #beginners
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How to create & sign SSL/TLS certificates
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How to create & sign SSL/TLS certificates

#security #tutorial #webdev #beginners
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A complete overview of SSL/TLS and its cryptographic system
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A complete overview of SSL/TLS and its cryptographic system

#security #webdev #computerscience #beginners
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Implement unary gRPC API in Go
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Implement unary gRPC API in Go

#go #tutorial #beginners #microservices
Reactions 21 Comments
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Generate and serialize protobuf message in Go
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Generate and serialize protobuf message in Go

#grpc #go #tutorial #beginners
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Config Gradle to generate Java code from Protobuf
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Config Gradle to generate Java code from Protobuf

#grpc #java #tutorial #beginners
Reactions 10 Comments
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Protocol buffer deep-dive
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Protocol buffer deep-dive

#grpc #beginners #go #microservices
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Define a protobuf message and generate Go code
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Define a protobuf message and generate Go code

#grpc #beginners #go #java
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Is gRPC better than REST? Where to use it?
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Is gRPC better than REST? Where to use it?

#grpc #beginners #go #java
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HTTP/2 - The secret weapon of gRPC
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HTTP/2 - The secret weapon of gRPC

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Introduction to gRPC: why, what, how?
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Introduction to gRPC: why, what, how?

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How to make a beautiful terminal
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How to make a beautiful terminal

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The complete gRPC course [Protobuf + Go + Java]
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The complete gRPC course [Protobuf + Go + Java]

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