If a twig template has an underscore in the filename, it means that the template can not be viewed directly by going to mysite.com/templatename, useful for template files that are only included or used when there is an entry variable as not having this variable populated by craft will cause a template error.
Whether in development or in production, being locked out of your account is a pain in the ass, if you for some reason want to remove or change the settings that controls user lockout in Craft CMS, here is how.
To make it easier for content editors (and frankly, yourself) it is useful to be able to click a link or button right on an article or entry page to go straight to the edit page for that entry, here is how.
If you click the little gear icon in the entry listing page in your control panel, you can pick which fields to display value of for each item in the list, by default the title and date is shown, but if you have images or another short field that would be nice to see in the list, you can add it.
Ngrok is a tool that I and other developers use to create temporary links that route traffic into your local webserver, however out-of-the-box there are some issues when using ngrok with CraftCMS due to how url and asset paths are generated.
The redactor table plugin in the Redactor editor is not enabled by default when you install Craft 2 or the Redactor Plugin in Craft 3, here is how the enable it, so it can be used by your content editors.