New for 1 April!
Let me be perfectly clear: ed(1) is the standard Unix text editor. If you don’t know ed, you’re not a sysadmin. You're a mere dabbler. A dilettante. Deficient.
Forty years after ed’s introduction, internationally acclaimed author Michael W Lucas has finally unlocked the mysteries of ed for everyone. With Ed Mastery, you too can become a proper sysadmin.
Ed Mastery will help you:
You must be at least this competent to use this computer. Read Ed Mastery today!
“I’m glad someone’s finally giving ed the attention it deserves.”
– Ken Thompson, co-creator of Unix
Buy Ed Mastery at: