Modifying Accounts
As you’ve just learned, you can specify many options that affect accounts, such as giving an account a specific UID number, when creating an account. Sometimes, though, it’s necessary to change account options after an account has been created. Fortunately, Linux provides both GUI and text-mode tools to help you do this. Before delving into operational details of these tools, though, you should understand when you might want to make changes to accounts and know how to check whether a user is currently logged in.
Deciding When to Modify Accounts
In an ideal world, you’ll create your accounts perfectly every time; however, sometimes this isn’t possible. You might lack information that’s necessary to create a perfectly tuned account (such as the length of time an employee will be with a company), or your needs might change after the account has been created. Some common specific causes of account changes include (but are by no means...