Posts by ServerOk

ssl checker

ssl checker

Here is few web sites where you can check your SSL certificate is installed properly. https://www.ssllabs.com/ssltest/ https://cryptoreport.websecurity.symantec.com/checker/ https://sslanalyzer.comodoca.com/ See SSL

Convert Video info MP4 using ffmpeg

Convert Video info MP4 using ffmpeg

Convert Video For Streaming if you want to scale the video to specific size, use -vf scale option, example Inject

Create video thumbnail using ffmpeg/mplayer

Create video thumbnail using ffmpeg/mplayer

Create thumbnail with ffmpeg To create thumbnail from video using ffmpeg, use Here HH:MM:SS = replace with time where you

Scale a video using ffmpeg

Scale a video using ffmpeg

To Scape a Video using ffmpeg, run See ffmpeg

Cut a Video using ffmpeg

Cut a Video using ffmpeg

To cut a video using ffmpeg, use To cut a video and encoding it DURATION_IN_SECONDS specify duration of new clip.

lftp Fatal error: Host key verification failed

lftp Fatal error: Host key verification failed

When i connect to a remote SFTP server using lftp, i get following error The error is “Fatal error: Host

Using tar over SSH Session

Using tar over SSH Session

I wanted to make a tar of a folder on a remote server. But the server don’t have much disk

zimbra

Zimbra Unable to validate certificate chain

On installing SSL on Zimbra mail server, i get following error This was due to SSL cert chain. The ca-bundle

SELinux

SELinux

To disable SELinux, edit Now you need to reboot. If you don’t want to reboot, disable it for current session

xe vm-list

xe vm-list command is used to list all VM on a Xen Server. See Xen

Xen

xe vm-list Manage XenServer from command line with xe xsconsole

Google Firebase

Google Firebase Free Static Hosting

To install firebase cli, run To login, run Static File Hosting Google Firebase allow statif file hosting for your web