Browse your server directories to find the zip file you want to unzip. Click the file to unzip it. Please make sure you have given appropriate permissions!
Index of /opt/alt/ruby18/share/ri/1.8/system/IRB/HistorySavingAbility
..cdesc-HistorySavingAbility.yamlextended-c.yamlload_history-i.yamlsave_history-i.yaml