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How do you get the index of the current iteration of a foreach loop?
... collection, which will return an Enumerator.
This Enumerator has a method and a property:
MoveNext()
Current
Current returns the object that Enumerator is currently on, MoveNext updates Current to the next object.
The concept of an index is foreign to the concept of enumeration, and cannot be don...
Received an invalid column length from the bcp client for colid 6
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I know this post is old but I ran into this same issue and finally figured out a solution to determine which column was causing the problem and report it back as needed. I determined that colid returned in the SqlException is not zero based so you need to subtract 1 from it to ge...
Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
9
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rbenv not changing ruby version
...ub directions. I am running OSX but I have tried this on a Ubuntu 12.04 VM and got the same results. The following is what i get in my terminal when I try to change ruby versions:
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How to remove elements from a generic list while iterating over it?
...er pattern for working with a list of elements which each need processed and then depending on the outcome are removed from the list.
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How to preview git-pull without doing fetch?
...EAD..origin/master to show the log entries between your last common commit and the origin's master branch. To show the diffs, use either git log -p HEAD..origin/master to show each patch, or git diff HEAD...origin/master (three dots not two) to show a single diff.
There normally isn't any need to u...
Difference between “process.stdout.write” and “console.log” in node.js?
What is the difference between "process.stdout.write" and "console.log" in node.js?
8 Answers
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Why is the asterisk before the variable name, rather than after the type?
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perhaps but I wouldn't mix and match types in one declaration.
– BobbyShaftoe
Dec 30 '08 at 3:13
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What is the difference between call and apply?
What is the difference between using call and apply to invoke a function?
24 Answers
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OAuth: how to test with local URLs?
...ake sure that www.publicdomain.com points to 127.0.0.1 in your hosts file, AND that twitter can do a successful DNS lookup on www.publicdomain.com, i.e the domain needs to exist and the specific callback should probably return a 200 status message if requested.
EDIT:
I just read the following articl...