[Installation handbook] Obsidian--Sharpen your thinking.

Obsidian is a good tool to record test blogs for programmers. Obsidian

This blog is about how to install the obsidian on ubuntu system. 2 ways to install Obsidian are shown below.

AppImage Installation

Click Obsidian, you will get the website which looks like the picture below. 

Then you can cllik the highlight button on the website, then a file Obsidian-1.7.7.AppImage will be downloaded.

Then turn on a terminal. Navigate to the directory where the .AppImage file is located using the cd command. For example:

cd ~/Download

sudo chmod +x NameOfFile.AppImage //Make the .AppImage file executable with the chmod command:

Alternative:

Using the File Manager:

1. Navigate to the folder containing the .AppImage file using your file manager.
2. Right-click on the .AppImage file.
3. Select “Properties” from the context menu.
4. Go to the “Permissions” tab.
5. Check the box that says “Allow executing file as program” or “Is executable”.

Run the .AppImage

After making the .AppImage executable, you can run it directly by double-clicking on the file in your file manager or using the following command in the terminal:

./NameOfFile.AppImage
Replace NameOfFile.AppImage with the actual name of your file.

Deb Installation

Click Download - Obsidian, you can find something like the picture below

Click Deb, you will download the deb file

Open a Terminal: You can open a terminal window from your applications menu or by pressing Ctrl+Alt+T.

Using dpkg

1. Navigate to the Directory Containing the .deb File: If your .deb file is in the Downloads directory, you can go there with:

   cd ~/Downloads

2. Install the Package with dpkg:

   sudo dpkg -i installpackage.deb

   This command will install the .deb file. If there are missing dependencies, dpkg will complain.

Using apt

Alternatively, you can use apt to install the .deb file, which will automatically handle dependencies:

1. Navigate to the Directory Containing the .deb File: Ensure you're in the directory where your .deb file is located:

   cd ~/Downloads

2. Use apt to Install the Package:

   sudo apt install ./installpackage.deb

   Notice the ./ before the package name, which is necessary to specify the path to the .deb file in the current directory.

These are 2 ways to install the application.