533 results for «e-mail» (page 51 of 54)
-
Query strings explained: what comes after the question mark, and what it changes
The short answer: everything after the ? in an address is the query string: name=value pairs separated by &, up to the end of the address or a “#”. The…
-
Webmin and Virtualmin on a VPS: a server admin tool and a hosting panel, explained
This article is for people with a VPS or a dedicated server with root access. On shared plans the panel is cPanel, and you neither choose nor install another one.…
-
Classic Outlook or the new Outlook: what changes, and which one to use
The short answer: there are two Outlooks for Windows today. The classic one is the long-standing program that comes with Office, keeps mail in a file on the computer and…
-
The security certificate warning in Outlook: what it means and how to stop it
The short answer: the warning “The server you are connected to is using a security certificate that cannot be verified” appears when the server name you typed in Outlook does…
-
SQL injection and XSS in plain words: what to ask your developer
The short answer: SQL injection and XSS are two of the oldest attacks on websites, and they still work because they come from the same oversight: trusting what the visitor…
-
Repairing the Outlook data file: damaged PST or OST, SCANPST and a new OST
The short answer: Outlook keeps mail in a data file on the computer: an OST (a copy of what is on the server, for recent IMAP and Exchange accounts) or…
-
Lowering the TTL before a migration: the timeline that keeps the switch short
The short answer: the TTL tells every cache how long it may keep an answer, counted from the moment it asked. So at the moment you change a record, the…
-
Moving from the classic Outlook to the new one: what comes with you and what does not
The short answer: when moving from classic Outlook to the new one, mail from IMAP accounts comes by itself, because it is on the server. What may stay behind is…
-
Creating a subdomain on Cloudflare
With the domain on Cloudflare, creating a subdomain becomes a job of two halves, in two different panels. Doing only one of them is the cause of practically every "I…
-
Switching the CDN off, and confirming it really is off
There are three ways to switch a CDN off, and they are very different from one another. Picking the wrong one gets you one of two results: either nothing is…





