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What is the maximum length of a valid email address?
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Creating an Android trial application that expires after a fixed time period
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TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
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Building a complete online payment gateway like Paypal [closed]
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Can an Android NFC phone act as an NFC tag?
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What does character set and collation mean exactly?
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How do I query if a database schema exists
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Why are hexadecimal numbers prefixed with 0x?
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