What are the default usernames for Amazon EC2 Linux instances (for SSH, PuTTY, etc)? – Debian
I am testing Linux instances on an EC2/AWS server (Ubuntu, Debian, Fedora, Amazon Linux, etc.). What are the default usernames, so I can connect via SSH?
Error 404 Nginx can't find media files. +Django
I was setting up basic Django site with nginx. When i navigate to the url of the file i get error 404 Not Found nginx/1.18.0 (Ubuntu) This is the conf file upstream django { server unix:///home/jo/testproject/testproject.sock; } # configuration of…
Add more new lines to end of line in stdout – Nginx
I want to be able to print out my logs with extra new lines. This is what the logs look like 2021/04/29 12:30:19 [error] 30098#30098: *443497 FastCGI sent in stderr: "PHP message: PHP Warning: Use of undefined constant last_login -…
err_connection_timed_out and PHP Warning: mysqli_connect():(HY000/2002):Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' – CPanel
Recently, from few weeks ago I got err_connection_timed_out just sometimes while working with my website. and i am sure, my users get this error too. When i see at error log, there are a few of message like below PHP…
Can't connect with HTTPS but HTTP works fine – Apache
I'm trying to secure my we server using HTTPS and SSL/TLS to access my website. Going to the site by www.-----.------.compute-1.amazonaws.com works and the connection is successful. But when I try https://www.-----.------.compute-1.amazonaws.com chrome says "This site can’t be reached" "www.-----.------.compute-1.amazonaws.com…
How to find reasons why an udev rule is not applied? – Debian
I added an udev rule to generate a separate link to a special tty device. I took the vendor and product id from lsusb: Bus 001 Device 016: ID abcd:1234 Foo Device The dmesg output for the device is: […
Concatenate tar files so that the resulting tar can be opened without the -i option – CentOS
I got tar archives containing a lot of very small JSON files. Each day I get a new tar archive. Now I want to combine the daily tar archives into a yearly tar archive and compress it. I do that…
bash – give each character in a file a random color – CentOS
I have some ascii banners saved to plain text files that I use for different things and have used various ways to randomize the colors, but I haven't come up with a way to give every character a different color…
elastic search master not discovered in single node cluster elastic search v 7.11.1 – CentOS
I am trying to set up three node elastic search in single vm. But master node is not at all discovering. If I start with cluster.initial_master_nodes as one node. Master is elected but cluster formation is not happening and RemoteTransportException…
Launch Telegram Desktop using python in Ubuntu – Telegram API
First of all, I am a beginner in the Linux environment I have used the command below in python to open the Telegram Desktop in the Windows 10 environment and it works correctly: subprocess.Popen('C:\Users\username\AppData\Roaming\Telegram Desktop\Telegram.exe') But now I want to…