Released: Aug 2, 2021

July 2021 中的更新

特性

New Projects and Topics in July

Java

• Project released from Beta: Cinema Room REST Service.
• New project: Learning Progress Tracker (Beta).
• New topics:
  • Java core: Java 11 HTTP client, Comparable.
  • Spring Boot: Authentication, Using Spring MVC.

Python

• New topics: Preconditions and postconditions, Regexp flags in Python, Regexp functions in Python, Parallel iteration.

Kotlin

• Project released from Beta: Basic Calculator.
• New project: Zookeeper (Beta).
• New topics: Asynchronous programming techniques & problems, Image colors, Quantifiers, Sets, ranges, and alternations, Shorthands, Bitwise and bit-shift operations.

Kotlin: Android

• New project: Cinema Room Manager (Alpha).
• New topics: Room, SQLite.

Frontend

• New project: Hypergram (Alpha).
• New topics: Pseudo-elements, Overview of the basic program (React).

Go

• New project: Obscene Vocabulary Checker (Beta).
• New topics: Input / Output and Variables and constants.

Fundamentals

• New topics:
  • Databases and SQL: Indexes, Normalization.
  • Dev tools: Control applications with signals (kill, pkill), Archiving and extracting data (zip, gzip, tar), Copy and delete files, Searching files (find).
  • Essentials: Authentication and authorization, Graphic file formats, Vector and raster graphics, Debugging overview.
  • UI/UX: Introduction to UI/UX.