Question Cannot connect with ssh to a server: connection timed out I have always used ssh to connect to a server, then, suddenly, I can no longer connect to it. Note that this is happening only on a specific server, while I…
Question In a web app, how can I display the user profile picture automatically? I see that on some websites, after the sign-up, you get your profile picture automatically. You don’t need to upload it. It can be a personal…
Question How can I view a certificate with OpenSSL? I would like to see the content of a certificate in PEM format. In particular I would like to see details like Issuer, Common name, Date, etc. Can I do that…
Question How can I see a certificate expiration with OpenSSL? I have an SSL/TLS certificate and I would like to see when it expires. Is there any way to see the expiration from command line (e.g. OpenSSL)? Answer You can…
Question How can I see the normal WordPress dashboard for themes and plugins on SiteGround? I have created a new WordPress site on SiteGround. Now when I go to Themes and Plugins in the admin dashboard I see a strange…
Question How can I enable auto-updates for WordPress and for all plugins and themes? I see that from the WordPress dashboard you can enable auto-updates for a specific plugin or theme. However, how do I force auto-updates for all installed plugins and…
Question How do I generate pretty URLs in Ruby on Rails? For example, I have a URL like this for a post: How can I get pretty URLs (SEO URLs) for all posts? Answer In a Ruby on Rails application…
Question What is the easiest way to add a script to head in WordPress? You often need to add a custom <script> inside <head>. For example it’s a simple way to add Google Analytics, tracking, syntax highlighting, custom JS libraries, etc. I know…
Question How do I implement tags in Rails without plugins? I have a Rails application, similar to a blog, and I would like add some tags to the posts. I see that there are some plugins / gems for tagging:…
Question What is the correct way to set the page title in Rails? In a Ruby on Rails application, what is the recommended way to set the page title? For example, in the application layout you have: How do you…