SQL> select * from city; ID NAME ---------- ---------- 7 Chicago 6 JerseyCity 8 Manhattan 1 New York 3 Dallas 4 Beijing 5 Shanghai 2 Washington 8 rows selected. SQL> sel…
In this post, I will demonstrate dynamic remastering of the resources in RAC . In RAC, every data block is mastered by an instance. Mastering a block simply means that master instance keeps track of the state of the block until the next reconfigurati…
Working with the Dynamic Type in C# https://www.red-gate.com/simple-talk/dotnet/c-programming/working-with-the-dynamic-type-in-c/?utm_source=simpletalkdotnet&utm_medium=pubemail&utm_content=20181127-slota1&utm_term=simpletalkmain by Camilo Rey…
1. make_shared<T>(args): return a shared_ptr dynamically allocated object of type T. Use args to initialize the object. shared_ptr<T> p(q): p is a copy of shared_ptr q. Increase the count in q. The pointer in q must be convertable to T. p = q:…
一,建立测试环境 01,一个oracle数据库环境 02,具体数据库实验环境配置 SQL> create user test1 identified by kingle; User created. SQL> grant dba to test1; Grant succeeded. SQL> create tablespace ttt1 datafile '/u01/app/oracle/oradata/oracle01/test101.dbf' size 10M; Tablespace…
Adding property to a json object in C# you can do it with a dynamic object dynamic obj = JsonConvert.DeserializeObject<ExpandoObject>(jsonString); obj.Values.valueName4 = "value4"; System.Console.WriteLine(JsonConvert.SerializeObject(obj…