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Install Flutter SDK and Permanently set the path in your CentOS or any others Linux Distro

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Flutter is Google's UI toolkit for building beautiful, Natively compiled applications for mobile, web, desktop from a single codebase.
Now We install Flutter in our new Linux machine for apps development. At first, We go to Flutter site and downloads Flutter SDK. And Extract this tar.xz file and move the desired directory. To extract and move to the desired directory following terminal commands...

Go to your Downloads directory and typing this ...

tar xf flutter_linux_v1.7.8+hotfix.4-stable.tar.xz

Finishing this process then you get a new flutter folder. Now You should move this following commands...

sudo mv flutter /usr/local/

Now We declare the specific flutter/bin directory address in our system's path. My Systems flutter SDK path is /usr/local/flutter/bin . Now typing following commands your terminals...

sudo gedit ~/.bashrc

When opening a file, then adding following code for declaring the flutter SDK path...

export FLUTTER_HOME=/usr/local/flutter
export PATH="$PATH:$FLUT…
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How to Downloads videos from youtube or others Video streaming Site in CentOS or any Linux Systems

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We can download a full playlist or one video from youtube or other Video streaming site in Linux systems. Now First open your terminal and type following commands for downloading python scripts from Youtube-dl pages.

sudo hwget https://yt-dl.org/downloads/latest/youtube-dl -O /usr/local/bin/youtube-dlIn this commands First we downloads the dl-scripts then move to the /usr/local/bin directories.Now We have to scripts to encable executables. Now typing following commands...sudo chmod a+rx /usr/local/bin/youtube-dlNow You can update this scripts...sudo youtube-dl -UFinally installing process is finished. Now We have downloading videos following commands ...youtube-dl [url]Example: youtube-dl https://www.youtube.com/watch?v=_-Hs6DdcZyY If you have any question, please leave a comment below...
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Installing vlc Media player and qbittorrent in CentOS 7

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VLC is the most popular media player and streaming media server in cross-platform environments.  Now I am describing how to install VLC player in your CentOS systems. We are getting this app from RPM fusion repositories. Now We have to enable EPEL in the systems. Open the terminal and tying...

sudo yum install epel-release

Now, Run the terminal following command to activate the RPM Fusion repositories...

sudo yum install https://download1.rpmfusion.org/free/el/rpmfusion-free-release-7.noarch.rpm

Installing VLC using the following commands...

sudo yum install vlc

And you can update your vlc player following command...

sudo yum update vlc


Now We are installing qBitTorrent client is your CentOS systems. qBitTorrent is a powerful torrent client. Install this app you have to using the following commands ...


sudo yum install qbittorrent



If you have any questions, please leave a comment below...

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A short note on V.C.S (Version Control System)

Version control systems allow multiple developers, designers, and team members to work together on the same project. In software engineering, version control is a class of systems responsible for managing changes to computer programs, documents, large web sites, or other collections of information. Version control is a component of software configuration management.version control is also known as revision control, source control, or source code management.
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Install tar.gz file and creating desktop launcher in ubuntu 18.04 systems

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Now I am going to described you how to extract and install tar.gz file in Linux systems and creating a desktop shortcut.
So, I will install the Eclipse IDE for example. Now, Going to Eclipse site and download the latest install file. Open terminal (ctrl + alt + T) and extract tar.gz file like this command...
tar zxvf download_location/file_name
Example: tar zxvf ~/Downloads/eclipse-inst-linux64.tar.gz
When completely extract the full file. Then keep this your own chosen location. Example:
/home/srinath/code/ide/eclipse
Fine, install successfully. Now create a launcher icon for fast launching. Open terminal and type...
sudo gedit /usr/share/applications/eclipse.desktop
When you enter this command then automatically open a text file. In this text file, you write this code...
[Desktop Entry] Name=Eclipse Type=Application Exec=[destication address]/eclipse Terminal=false Icon=[destication address]/icon.xpm Comment=Integrated Development Environment NoDisplay=false Categories=Development;IDE; …
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Make windows in default boot in ubuntu and windows

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When we have dual boot systems in our personal computer, then We have faced a problems. The problems is which OS are boot in first time. Now I fixed this problems. And give you a solution below...

First Open your Terminal, and write this command...
fgrep menuentry /boot/grub/grub.cfgThis will display all your install OS. Now you can select at your choice--

Now you can copy Windows 10 (on /dev/sda1). And now write this command... sudo gedit /etc/default/grub

Change the entry

GRUB_DEFAULT=0

to

GRUB_DEFAULT="Windows 10 (on /dev/sda1)"
And finally place a command like this...sudo update-grub
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Install Oracle JDK and declaring path in Linux Operating System (Ubuntu 18.04)

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We can install oracle jdk at any Linux operating systems. Firstly We need updated oracle jdk. We collect this from Oracle site. Now We can not directly download jdk without sign in account. So, Firstly We create a fresh account in oracle site. Then Download Oracle JDK for Linux 64bit version.Now Extract it...
tar -zxvf jdk-8u211-linux-x64.tar.gz
Create a new folder in /usr/lib directory. Then move this file it.
sudo mv jdk1.8.0_211/ /usr/lib/java
Now Update java alternative these command...
sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/java/jdk1.7.0_65/bin/java" 1

sudo update-alternatives --install "/usr/bin/javac" "javac" "/usr/lib/java/jdk1.7.0_65/bin/javac" 1

sudo update-alternatives --install "/usr/bin/javaws" "javaws" "/usr/lib/java/jdk1.7.0_65/bin/javaws" 1

Now update ~/,barchrc file. Command..
sudo gedit ~/.bashrc
And past this command in this file...
##add these 
export JAV…
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