Dev Zhou questions

• Elasticsearch: get for a substring in the value of a document field?
• cassandra Select on indexed columns and with IN clause for the PRIMARY KEY are not supported
• elasticsearch:use script to update nested field?
• How to set the "file version" field in PE header of EXE files?
• How to get process id by process name in windows environment?
• Go project's main goroutine sleep forever?

Dev Zhou answers