Michael Krelin - hacker questions

Michael Krelin - hacker answers

• Can I treat Varbinary and bytea fields equivalently?
• Bash if string check
• Redirect tr output to sed
• Ordering PHP array by number of identical objects
• Deploying C app that uses the PCRE library
• C++ multiple inheritance and Objective-C. Is this is a bug in GCC?
• Multiple clauses in one check constraint?
• Run a shell script when a database record is written to postgres
• SQL get within 24 hours [duplicate]
• Why we need a "friend" here? (C++)