hagello questions

hagello answers

• Fast batch executions in PostgreSQL
• simultaneous read on file descriptor from two threads
• Ruby—Open3.popen3 / how to print the output
• After symlinking a file, how do I get the path of the original file in Ruby?
• Ruby: Could not find a temporary directory
• Bulk/batch update/upsert in PostgreSQL
• Jenkins text parameter - special characters garbled (unwanted variable substitution)