With 1.7 million freelancers, we'll match you with the perfect talent.
The client has made the following changes to the job.
Client prefers freelancers from:
You are still able to submit a proposal for this job.
The client prefers freelancers from
a different location.
What I need or require:
I need a downloadable desktop application that will allow the user to import their multiple column marketing database (in .txt, .csv [or zipped file of either]) that will contain at least email addresses (we'll call this "List A"). The user will also need to import another/separate single column list of data containing email addresses, or MD5 or SHA-256 hashes of email addresses (we'll call this "List B").
The application will then compare the email addresses (or hashes of email addresses) in the two lists and return all columns in "List A" to the user as either a "cleaned" list (the email addresses found on both lists removed or somehow flagged), or return a list of matching records that were found on both lists, depending on whichever output that the user specifies.
For example: If "List A" contains 3 columns (firstname,lastname,email), the output after comparison against "List B" would omit ...
Sign in or Register to see more