upgrade from windows 10 home to windows 10 pro

Premise:1.windows 10 System (not win8, nor Win7)2. Installing the JDKSteps1. Open the Environment Variables windowRight-click this PC (the computer), properties (property), Advanced system settings, Environment Variables (environment variable) ...2. New Java_home variableClick New (New) ... ButtonInput:Variable name: java_homeVariable value: The absolute path to the JDK installation on your computerClick OK

Attached: Custom context Manager, mainly implementing __ENTER__ and __exit__ methodsClass Query (object): def __init__ (self,name): Self.name = Name def __enter__ (self): Print ("Begin") return self def __exit__ (self, exc_type, Exc_val, EXC_TB): If Exc_type: Print (' Error ') Else Print (' End ') def query (self): Print (' Query info about%s ... '% self.name)With Query (' Bob ') as P: P.query ()Import PsutilPrint (Ps

Why "fallback"? Customers need to choose! Fallback provides Windows 10 customers with a 31-day window period that can be returned to an earlier version or previous operating system (depending on the starting state). After 31 days, the system will run maintenance tasks to remove the old files to save space. The fallback option is also removed from the view. Solution: Test system: Window

When a tablet device is installed on the WIN10 system, the "Touch Keyboard" icon is displayed by default in the taskbar, and the Touch keyboard is available on the icon. For devices that do not have a touch screen, the default does not appear. The following actions are required: 　　Win 10 Touch Keyboard Opening method 1, install the WIN10 system in the PC, in the blank area of the taskbar right-click. 2, in the pop-up layer select the "Touch Key

On the window 10 desktop, we find "this computer" and then we right-click it, click "Manage" in the pop-up menu and then in the Open storage menu of Disk Management, at this time you see the disk partition situation on your computer. One of the drivers is missing, and the original D disk disappears, as shown in figure: Now we find and click Two partitions, then right, then we choose to change the drive letter and path to click Add, select

Settings" window that opens, select the "Boot" tab, then check "Safe boot" in "Boot Options" and click "OK" button;3. Next, the restart prompt will pop up, click "Restart" to enter "Safe mode", if you have to save the document at this time, you can click the "Quit Without restarting" button, to handle the things at hand and then manually restart into "Safe mode";4. Finally, it should be noted that in Safe mode after the completion of work remember to enter the "System settings" will start the s

Original If you want to ensure that Windows 10 does not install the built-in application when a new user logs on, you must remove all configured applications. the contents of this article Applications that have been installed and configured Remove the configured application Installing and configuring the application^before I describe how to remove all built-in applications, I must explain

Windows 10 install oracle 12c error: [INS-30131], 12cins-30131 "[INS-30131] the Initial Setup That Is Required to Run the Installation Program Validation Was Not Successful" Error While Installing Oracle Database (Doc ID 1569962.1) To Bottom In this Document Symptoms Cause Solution References Applies to:

Windows 10 privacy Crisis: five major issues to consider Bkjia.com quick translation] although the user's privacy awareness has been soaring throughout 2015, one of the biggest challenges that makes the debate more intense is the release of Windows 10. The latest version of Microsoft's flagship operating system was re

Microsoft's latest windows are not just changes in the user interface, but Microsoft also brings new changes in the security, manageability, and application stores of the system. Recently, the Science and Technology Web site ZDNet on these low-level functions of the analysis and introduction. Last week, Microsoft's official blog introduced new features in Windows

"Method One: Win+x+a shortcut keys" This combination is sometimes ineffective. We usually have to press a few times before we can open the Windows 10 Administrator: Command Prompt window, and if so we can refer to the following method. "Method two: Through the Win+x System shortcut menu"1. Press win+x shortcut key, when the pop-up menu pops up, we click "Control Panel" as shown below. 2. After

1, as shown in the following figure in the Windows 10 desktop taskbar will have a "link" button; 2, we want to cancel it just right click on the taskbar, select "Toolbar", and then click "Link", the front of the check point off; 3, ok so our "link" has been canceled, this is a bit like a browser tool below the status of the same, as long as there is no hook is canceled, if you want to put

settings, such as resetting the password and whether remote access is allowed. Running MySQL after the start mysql -u root -p of the database operation can be done, such as to take a look at the command. # shows which databases show databases; # Enter database use test; # display table show tables ; The above is a small set for you to introduce on the Windows 10 installation decompression ver

1, from the system "Start Menu" into "Settings" to find the settings panel "Time and Language" option, click to enter; 2, in the open "Regional and Language" dialog box we find "Chinese", and then click the "Options" to do the following image: 2, and then we find "regional and language" under "Chinese" after we find "option" to open the entry details as follows: 4, then we find "choose to show the floating IME mode icon", we can set to 1 seconds and 3 seconds and never sho