workflowy clone

Source database RHEL4.5: 192.168.137.199 GLOBAL_NAME = WENDING. LK Oracle_SID = WENDING Clone database RHEL4.5: 192.168.137.200 GLOBAL_NAME = STRM. LK ORACLE_SID = STRM 1. Full backup source database $ Sqlplus '/as sysdba' Write down the SCN before the backup, and repeat the time to repeat this point. SQL> select DBMS_FLASHBACK.GET_SYSTEM_CHANGE_NUMBER from dual; GET_SYSTEM_CHANGE_NUMBER ------------------------ 181557 SQL> exit $ Mkdir-p/orahome/back

sub-circuit. For convenience, such an application usually allows you to instantiate a complex, user-defined structure. For example, you can reuse a specific sub-circuit over and over again.The P r o t y p e mode also supports this. We only need to add this sub-circuit as a prototype to the available circuit element selection board. As long as the composite circuit object implements C l o n e as a deep copy, a circuit with different structures can be prototype.4) reduce the construction of subcl

Sometimes, when using polymorphism, we want to use the parent class pointer to clone the corresponding subclass, but these parent class pointers are externally passed to the user. That is to say, the user does not know the corresponding subclass. In this case, if you can clone yourself? The following code demonstrates a simple usage method, hoping to give readers some inspiration. The icloneable class is th

At present, a considerable number of Internet cafes and electronic classrooms all use workstations without software drives and optical drives. Can I clone a network hard disk when there is a problem with the software system of the hard disk without a soft drive or optical drive? PXE enables you to understand the network startup function. PXE is the preboot execution environment, which is an extended network protocol based on TCP/IP, DHCP, TFTP, and ot

Objective This article mainly introduces PHP programming in the __clone () method using the detailed, __clone () method equivalent to a shallow copy, is the basic knowledge of PHP primer learning, the need for friends can refer to. 1 objects are reference data types, when you assign an object to another object by using =, the address of the object is assigned, two variables point to the same address, and the other one changes__construct () Function: Creates a new SimpleXMLElement object

Realized it by itself: Copy Code code as follows: public class A implements cloneable { Public String str[]; A () {str = new STRING[2];} Public Object Clone () {A o = null;try {o = (A) super.clone ();catch (Clonenotsupportedexception e) {E.printstacktrace ();}O.STR = new String[2];return o;}} void Run () throws Exception {A a1 = new A (), a2 = new A ();A1.str[0] = "a"; A1.STR[1] = "B";A2 = (A) a1.

It takes a lot of effort to clone a KVM Virtual Machine and recreate it each time. Therefore, cloning is a good idea. There is no direct clone menu in Hyper-V, and export and import are required. You also need to modify the name file and the like. On the contrary, it is very simple to operate in KVM. Assume that you have a vm1 Vm, and now you want to clone the vm

We often use the method of clone this object class in the development, but the copy that the Super.clone () method returns is a shallow copy, (so-called shallow copy and deep copy is relative, the inner object in the shallow copy is shared with the original object's internal object, is the same , and the internal objects in the deep copy are different. In some cases, we need to get a deep copy of the object, as in the following casePackage Day0815;imp

Git, as a version management artifact, is naturally indispensable in daily work, especially with Android, GitHub and Google. Many times, however, it is necessary to use Git to clone a remote code base, which is notoriously inaccessible to Google and the Android website. So how do we clone a library like: Android.googlesource.com?Tools: Git, VPN proxyExample:git clone