What do the + signs do in these DNS TXT records?
516
What are SPF records, and how do I configure them?
66491
How many String objects will be created when using a plus sign?
125752
What does %~d0 mean in a Windows batch file?
51548
Best way to add a DNS wildcard record for a domain
73244
What DNS servers am I using?
36304
What does the "+" (plus sign) CSS selector mean?
141141
How does a Reverse DNS lookup work with regards to spam filters?
79354
How to add DNS suffix in Ubuntu 12.04?
90898
Why does the filename contain question marks when I run a script on my remote machine?
124780
Is there a designated symbol for the negative sign in, say, -16?
80981
Mysterious @ character in the Windows Registry
46233
Can a DNS wildcard only be the leftmost part of a record?
43757
Are IP addresses with and without leading zeroes the same?
87305
What do two question marks together mean in C#?
15085
What do the symbols displayed by ls -F mean?
65326
Suspicious symbols on nginx config
152931
What is the difference between redirection 2>&1 1>file.txt and >a.txt 2>&1?