Reference video:
The most easy-to-understand authoritative guide for the installation and use of JDK and IDEA
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Article directory
1. Installation package download and installation
Official website download address
Installation package for personal use (Windows 2019 version)
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1. Installation path selection (recommended to default to C drive)
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2. Check
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3. Click Next until the installation is completed
2. Set up a permanent trial of IDEA
- 1. Double-click to open the IDEA compiler and set trial permissions
Newly installed IDEA comes with a 30-day trial by default.
- 2. Download the trial plug-in to your local computer
- 3. Click File-Settings of the compiler
- 4. Enter Plugins in the search box
- 5. Click to download the plug-in from your local computer
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6. Restart the IDEA compiler
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7. Click Help-Eval reset of the compiler
- 8. Click Reset in the lower left corner to reset the compiler trial time. Check Auto reset before per restart to have the plug-in automatically reset the trial period after the trial period ends.
3. Basic trial of IDEA
0.IDEA manages the structure of Java programs
- project: (project, project)
- module
- package
- class(class)
1. Project creation
2.Module creation
3. Package creation (domain name written in reverse)
4. Class creation
5. Code execution
6.IDEA’s theme and font settings
7. Common shortcut keys for IDEA
8. How to import modules and their codes
Import method one:
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Copy the module to the Java project save path
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File——New——Module from Exicting Sources
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Find the module in the Java project save path and click on the black dot
Import method two:
- Create a module
- Paste the files under src in the module into the src of the newly created module
9.IDEA’s Debug
- Double-click to set a breakpoint
- Right build to enter Debug mode
