问题：ubuntu20.04 Jetson orin nx 下载时遇到问题Temporary failure resolving ‘ports.ubuntu.com’ 解决： sudo bash -c \'echo \"nameserver 8.8.8.8\" &g...
删除数据库的时候出现的问题 有连接在占用 postgres=# DROP DATABASE \"subgraph-dev\";ERROR: database \"subgraph-dev\" is being accessed by other user...
# foreachuseFeatureDF.rdd.foreachPartition { iter =>iter.foreach { row => val userid = row.getAs[Int]
加密为：8842101220480224404014224202480122 ciphertext = \"8842101220480224404014224202480122\"ciphertext = ciphertext.split(\'0\')result = \"\"f...
