Application Development Guide

This document describes the common tools used for application development and guides users to develop applications based on openEuler.

Overview

This document describes the following four parts to guide users to use openEuler and develop code based on openEuler.

  • Install and use the GCC compiler in the openEuler operating system (OS), and complete the development, compilation, and execution of simple code.
  • In the openEuler OS, use the JDK built-in tool to compile and execute code.
  • Install IntelliJ IDEA in the openEuler OS for Java development.
  • Create an RPM package locally or using the Open Build Service (OBS).

Intended Audience

This document is intended for all users who use the openEuler OS for code development. You are expected to have the following experience or capabilities:

  • Have basic knowledge of the Linux OS.
  • Know how to use Linux command lines.

Symbol Conventions

The symbols that may be found in this document are defined as follows.

Symbol

Description

![](./figures/en-us_image_0229243712.png)

Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results.

NOTICE is used to address practices not related to personal injury.

![](./figures/en-us_image_0229243671.png)

Supplements the important information in the main text.

NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration.

Command Conventions

Table 1 Command conventions

Format

Description

Boldface

Command keywords, which remain unchanged in the commands, are in boldface.

Italic

Command parameters, which are replaced with actual values in the commands, are in italic.

[ ]

Items in square brackets are optional.

{ x | y | ... }

Optional items are grouped in braces and separated by vertical bars. One item is selected.

[ x | y | ... ]

Optional items are grouped in brackets and separated by vertical bars. One item is selected or no item is selected.

{ x | y | ... }\*

Optional items are grouped in brackets and separated by vertical bars. A minimum of one or a maximum of all can be selected.

[ x | y | ... ]*

Optional items are grouped in brackets and separated by vertical bars. One or more items are selected or no item is selected.

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规范和低错类

● 错别字或拼写错误;标点符号使用错误;

● 链接错误、空单元格、格式错误;

● 英文中包含中文字符;

● 界面和描述不一致,但不影响操作;

● 表述不通顺,但不影响理解;

● 版本号不匹配:如软件包名称、界面版本号;

易用性

● 关键步骤错误或缺失,无法指导用户完成任务;

● 缺少必要的前提条件、注意事项等;

● 图形、表格、文字等晦涩难懂;

● 逻辑不清晰,该分类、分项、分步骤的没有给出;

正确性

● 技术原理、功能、规格等描述和软件不一致,存在错误;

● 原理图、架构图等存在错误;

● 命令、命令参数等错误;

● 代码片段错误;

● 命令无法完成对应功能;

● 界面错误,无法指导操作;

风险提示

● 对重要数据或系统存在风险的操作,缺少安全提示;

内容合规

● 违反法律法规,涉及政治、领土主权等敏感词;

● 内容侵权;

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