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How to install Aegisub subtitles editor in LinuxLite

Aegisub subtitle editor is very powerful and famous subtitle editr not only among Windows user, but also among Linux users. Unfortunately, Aegisub application is not included in standard repository, so we have to add another repository to get this app. We know, that LiteLinux is using the same repositories like Ubuntu Linux does, so you can easily do it using add-apt-repository command in your terminal:

$ sudo add-apt-repository ppa:alex-p/aegisub

My output was following:

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Written by Administrator on Sunday April 12, 2020

How to count number of folders in folder|directory in Linux?

To count number of folders/directories/files in folder/directory is possible using wc command with a parameter -l. But we have to be sure, that we are counting only folders, so let's filter only folder using ls command, and then count then.

My example:

$ pwd
/home/dima/

Then let's take a look, which files and folders we have:

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Written by Administrator on Saturday April 11, 2020

How to count characters in file in openSUSE Linux using terminal

Linux command line is very powerful tool even for string and character operations without installing any third-party applications.

To count number of characters in some file, containing text, you can use wc command with -m parameter using following scheme:

$ wc -m <file_name>

Examples:

$ wc -m nata-ubuntu-settings 
21 nata-ubuntu-settings

$ wc -m it-slang-v-rustine 
1019 it-slang-v-rustine

$ wc -m rongta-files-installation 
389 rongta-files-installation

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Written by Administrator on Saturday April 11, 2020

How to remove symbolic link in Mabox Linux (Manjaro)

Before we remove a symbolic link (also called symlink) in Mabox Linux, we have to ensure, that link really exists. In Linux you (normally) don't see file extension, so, first, check, what contains symlink:

I have (I hope, we will check it) I have a symlink "/usr/bin/node", because I write

$ node --version

and receive this output:

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Written by Administrator on Thursday April 9, 2020

How to create symbolic link in Mabox Linux (Manjaro) [with screenshots]

Sometimes happens, that you've installed software into .. some 'strange' directory, for example into you /home folder or /home/$USER/Download folder. And it means that you have to go into that folder and run a command. It's not comfortable. Linux has solution! You can use command-line utility ls to create a link between two files.

Rule is very simple:

$ ls -s <path_to_source_file> <path_to_link>

Let's look on real example in my system:

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Written by Administrator on Thursday April 9, 2020

How to create a link to a program to launch it in terminal in Solus OS Linux

Just imagine you have installed a program and want to launch it in terminal with just the name of the program.

For example, I have downloaded a PaleMoon browser and not it's stored in:

$ /home/edustorage/Downloads/palemoon/palemoon

To launch this program, I have to go to :

$ cd /home/edustorage/Downloads/palemoon

and run a command:

$ sudo ./palemoon

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Written by Administrator on Tuesday April 7, 2020

How to verify the checksum of a downloaded file in Solus OS Linux

Why do you need checksum?

Checksum serves to verify, that there was no corruption while downloading a file and that original file is the same as you have on your hard disk after downloading.

First of all you have to get correct checksum of the downloaded file from owner of the file or website, where you got that file. Normally you will see something like this:

SHA-256 checksum: c66aa2a0d49d5eced6f95dcb2f029907791e7b26c3381747318cce0007fbc198
md5: c3b3d4bc455ee51147e41c8f6b2d5c2a

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Written by Administrator on Tuesday April 7, 2020