- matchExpressions: - key: kubernetes.io/hostname operator: In values: - node1.cof-lee.com #指定node结点的hostname - node2.cof-lee.com disktype #匹配标签名为 disktype 值为 ssd 的node节点，多个- key:之间是 与 关系 operator: In values: ["ssd"] restartPolicy: Never #重启策略设置为Never，默认Always，根据实际需求设 置 # kubectl apply -f node-affinity-test1 disktype, operator: In, values: ["nvme"]} #匹配标签名为disktype值为 nvme的node - weight: 30 preference: matchExpressions: - {key: disktype, operator: In, values: ["xxx"]}

"-------->", dictx[key]) ②遍历value dictx = {"k1": "v1", "k2": "v2", "k3": "v3"} for value in dictx.values(): print(value) ③遍历item dictx = {"k1": "v1", "k2": "v2", "k3": "v3"} for k, v in dictx.items(): KEY,name varchar(128),age int)") try: sqlite_cursor.execute("insert into tb_test (id,name,age) values ('uuidxxxxxx','cof-lee',18)") except Exception as e: print(type(e)) # 若在数据库中定义了唯一性约束，当试图插入一 sqlite_cursor.execute("insert into tb_test (id,name,age) values ('uuidxxxxxx2','tom',19)") sqlite_cursor.execute("insert into tb_test (id,name,age) values ('uuidxxxxxx3','ben',16)") print("cursor rowcount",

("line_number", "type", "database", "user_name", "address", "netmask", "auth_method", "options", "error") VALUES (94, 'host', '{all}', '{all}', '0.0.0.0', '0.0.0.0', 'password', NULL, NULL); 第一个94为自动生成的规则编号，前面的0 | db_test=# insert into tablexx values ('cof-lee', 28, 1511); #插入一条数据 db_test=# insert into tablexx (name, age, class) values ('Tom', 23, 1512); #插入 一条数据 db_test=# | class | integer | | | db_test=# insert into tablexx values ('Neo', 22, 1511); #插入一条数据 db_test=# delete from tablexx where name='Tom';

at all levels Planning Espousing the Wrong Values: The real reason we should reject the plan-driven approach to IT is that it espouses all the wrong values.  What is the value of rigidity and executing encourage the members of that community to work together across organizational silos in a way that values skills and contributions. Exhortation and Table Manners: There’s nothing left to do but end on a

dominated the IT world because it appears to offer predictability, control, and efficiency, the key values of the contractor-control model. But it doesn’t. Requirements: Requirements are a way of controlling encourage the members of that community to work together across organizational silos in a way that values skills and contributions. Exhortation and Table Manners: There’s nothing left to do but end on a

encourage the members of that community to work together across organizational silos in a way that values skills and contributions. Shadow IT—rogue IT, IT that is out of the control of the IT organization change and organizational responsiveness. It is not a conflict in execution—it is a conflict of values. In the Agile world, senior IT leadership, and the CIO in particular, must look at their jobs in

enterprise scale Synchronizes alignment, collaboration and delivery for large numbers teams Core values:  Code quality - can't scale crappy code  Program execution  Alignment  Transparency House