Beefy Boxes and Bandwidth Generously Provided by pair Networks
P is for Practical
 
PerlMonks  

Re^3: Generate a unique ID

by JavaFan (Canon)
on Nov 15, 2010 at 20:35 UTC ( #871574=note: print w/ replies, xml ) Need Help??


in reply to Re^2: Generate a unique ID
in thread Generate a unique ID

Problem is, how do you distinguish between failure to create because it exists, and failure to create for some other reason?
You'd look at the error code. If the directory exists, the error will be EEXIST, and if it fails for some other reason, the error will be different.


Comment on Re^3: Generate a unique ID
Download Code

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://871574]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others about the Monastery: (7)
As of 2015-07-29 06:05 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    The top three priorities of my open tasks are (in descending order of likelihood to be worked on) ...









    Results (260 votes), past polls