hdd erase

/** * Use code to clear the app's data * Usually when we clear the app's data, we mostly find the app in the settings * and then select its erase data. The code implementation is given below. * NOTE: * 1 device requires root * 2 Note a newline is required at the end of the command \ n * This is equivalent to the fact that we usually enter a command in DOS and then wrap it. * otherwise the command will not execute. */private void Cleandata (S Trin

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1 PackageThinkinginjava;2 /*3 * Simulated Erase4 */5 Public classSimpleholder {6 7 PrivateObject obj;8 Public voidset (Object o) {9obj =o;Ten } One PublicObject Get () { A returnobj; - } - Public Static voidMain (string[] args) { the //if the class uses a generic parameter, and the type of the obj variable is the type represented by the generic parameter, the type information is automatically erased when the object of the class is constructed. -

) Hkey_local_machinesystemcontrolset003enumusbstor (4) Hkey_local_machinesystemcurrentcontrolsetenumusbstor After deleting the Usbstor subkey, the general confidential inspection software cannot be checked. If you need to completely erase the USB usage records, after doing this, you can proceed to the following procedure: 1, delete the following USB subkey except Root_hub, Root_hub20 all records. (1) Hkey_local_machinesystemcontrolset001enumusb

directory in the registry. (1) Hkey_local_machine/system/controlset001/enum/usbstor (2) Hkey_local_machine/system/controlset002/enum/usbstor (3) Hkey_local_machine/system/controlset003/enum/usbstor (4) Hkey_local_machine/system/currentcontrolset/enum/usbstor After deleting the Usbstor subkey, the general confidential inspection software cannot be checked. If you need to completely erase the USB usage records, after doing this, you can proceed t

Tags: cat traversal mit ORM Table name limit here-needThere are 2 commands to clear the data --清空全部数据，不写日志，不可恢复，速度极快truncatetable表名; --清空全部数据，写日志，数据可恢复，速度慢deletefrom表名 Business requirements: Clear all test data, leaving only empty data tables1. Querying all table names in the databaseSelect table_nameFrom Information_schema.tableswhere table_schema= ' database to query '2, execute script (traverse execution, suitable for a few test data, large amount of data need to add limit t

#include About the use cases and principles of the erase () function in an array container

/** Reflection gets private construction method run * Not recommended, corrupted program security, encapsulation * Violent private*/ Public classReflectDemo4 { Public Static voidMain (string[] args)throwsException {Class C=class.forname ("demo01. Person "); Constructor Con=c.getdeclaredconstructor (int.class, String.class); //constructor class, parent class AccessibleObject, defining Method Setaccessibile (Boolean flag)Con.setaccessible (true); Object obj=con.newinstance ("Lisi")); System.out

(listSystem.out.println ("Sting");}public void Test (listSystem.out.println ("Integer");}}Compile the class,Parameter type obviously not the same ah, a listQ2. Catch multiple instances of the same generic exception class at the same time? --no!Similarly, if a generic class genericexceptionQ3. Static variables for generic classes are shared? --yes!Guess what the output of this piece of code is?Import java.util.*;public class statictest{public static void Main (string[] args) {gtGti.var=1;gtgts.v

pictures, stocks, weather and other magnetic paste information has been instantly closed. Diagram: Quickly clear the personal information displayed by Win8 tiles Delete history in Win8 computer settings Press the "Win + I" key button in the Win8 Start screen or use your finger to move from the right side of the screen to the center and select the "set" gear icon and click "Change computer Settings" at the bottom of the sidebar on the right side of the screen. Enter the WI

Open the chassis, locate the battery on the motherboard, disconnect it from the motherboard (that is, remove the battery), and the CMOS will lose all information stored internally because of power loss. Then put the battery on, close the chassis on, because the CMOS is a blank, it will no longer require you to enter the password, this time into the BIOS Setup program, select the main Menu "load BIOS default" (Load BIOS defaults) or "Load SETUP default" ( Load Setup defaults, the former in the sa

How does the Win7 system notebook erase the Clipboard contents? 1, right click on the desktop, select "New"-"shortcut"; 2, in the "Please enter the location of the object" in the following box enter: Cmd/c "echo off | Clip "click Next; 3, the name of the shortcut will be typed in the box below: Clear the Clipboard (input anything can, the purpose is to let yourself know what this is) click to complete; 4, when we copied someth

IE Browser Delete history method/step 1th Step: Open the browser and click Internet Options under Tools. 2nd Step: Click the Delete button under the Browse history. Step 3rd: Check the history, and then click the Delete button. Note: The authors personally suggest that it is best to check all of them, because the history only deletes the list of websites that have been visited, and cookies have some temporary files or whatever, and others can know that you

registry itself is a large garbage warehouse, the garbage in the inside, you have free time to find it. This article only points out one or two places to guide you analogy and how to clear the list of possible leaks in the registry. We know that using the Windows operating system in your open file, enter a variety of passwords or chat with friends with QQ, may cause personal secrets leaks, will leave traces on the machine. For security reasons, if you're on a public computer, you should

Note: If you have important data in the application you want to clear, back up in advance.1. In standard mode, slide the screen to the left.2. Click "Settings".3. Slide up the screen and click "Application".4. Click "Application Manager".5. Click the application that you want to erase data, such as "Baidu Map".6. Click "Save".7. Click "Clear Data".8. Read the relevant tips of the screen pop-up, click "Delete" can be. Of course, many of the applic

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How do you mount the U-disk (removable hard drive) to the Ubuntu system as you would a disk? The following three steps make it easy to handle:1: Open Ubuntu shell, enter: fdisk-l (to log in as root), find the corresponding U-disk mount name, as our SDB1ext =/DEV/SDB12. Set up a local directory mkdir/mnt/d to mount the U disk;3. Mount the mobile U-disk to the/MNT/DMOUNT-T ntfs/dev/sdb1/mnt/d/4. Access to the contents of the/mnt/d is the operation of the U-disk.How to mount the U-disk (mobile

the installation, partition, you need to pay attention to the choice, and choose the option to coexist with Windows (if cloning, need to modify the Grub.cfg file later, need to modify the hard disk UUID and startup letter)4, the change of the UUID method: Vim/boot/grub/grub.cfg, find the original UUID, with the new hard disk UUID to replace the original5, if you change the entire hard drive, you also need to change the ESP partition UUID6, if the installation of Ubuntu to complete, then the ESP

Caption physical memory also virtual memoryDescription description is the same as captionInstallDate Installation Date (no value)Name namesStatus stateCreationClassName Create a class name (that is, replace the name of the class)Manufacturer ManufacturersModel ModelsSKU SKU NumberSerialNumber numberThe physical memory of the TAG's unique identifierVersion informationPartNumber Part NumberOtherIdentifyingInfo Other Identifying informationPoweredon whether the power is plugged inRemovable is remov

following command:echo "uuid=ec9ab3f7-9af6-f2ec-c4ec-f22419f32464 none NTFS Rw,auto,nobrowse" | sudo tee-a/etc/fstabReplace the character following the command line uuid= with the hard drive uuid that you obtained from the previous operation, and enter the password for the account (if the password is blank, create the password first). Input password not shown but actually entered)3. Then, when you reconnect the USB device, the White box icon for the USB partition is no longer displayed on the d