this time, the third and fourth disks are idle. When B data is written to the third Disk in a certain band, and B data is checked in the fourth disk, in this way, both data a and data B can be read and written at the same time.
VII. Raid 6
Raid 6 adds a verification area on the basis of RAID 5, each of which has two verification areas. They use an unused verification algorithm to improve data reliability.
Next we will introduce several types of combined raid
ArticleDirectory
Layer-3 cainiao
Layer-3 prawns
Layer-3 cool man
Program 10 floors
Since the western Renaissance, China lags behind the West in natural science, and the software field is no exception. Of course, many programmers in China may have many different opinions on this. Some people think
DTD syntax1. Element Element constraint: A list of child elements, enclosing the child elements that can be contained in parentheses, with the child elements, the interval indicating that the order of occurrence must be consistent with the Declaration;Element content can be used +,*,? and other symbols to indicate the number of occurrences of the element: +: One or more times, *:0 or multiple times;?: 0 times or once;You can also use parentheses for group operations;2. Properties16-
DescribeFor resistors with resistance of R1 and R2, the parallel resistor resistance formula is calculated as follows:R = 1/(1/R1 + 1/r2)Input two resistor impedance size, floating point, separated by a space. The impedance after the output is in parallel, the result is 2-bit sample input after the decimal point is retained1 2Sample output0.67Hint that the calcul
directly, a patch is required. Download the patch here and go to the toolchain directory:
$ Patch $ Chmod u + x toolchain. sh
Install/compileAfter executing./toolchain. sh all, We will install and compile it all, but there are actually many problems, so we will continue step by step.
# Step 1: No problem$./Toolchain. sh headers# The second step passes smoothly$./Toolchain. sh firmware# Step 3 is smooth$./T
1. Remove scratches with toothpaste
Toothpaste is commonly used in daily life cleaning products, in addition to our daily teeth tooth protection, toothpaste can also be used to remove the iphone screen scratches oh. In the selection of toothpaste, as long as the general toothpaste on it, please do not use gel-type toothpaste.
Remove screen scratches with toothpaste:
The
=" October 2015 and November iphone 6 market share Change trend comparison chart. png "alt=" Wkiom1aanvtcsly7aacwpyi63to455.png "/>(Figure 2) October 2015 and November iphone 6 market share Change trend comparison chartAs shown in 2, the November domestic iphone was the market share of 6th, compared to October, a general decline. The only more than October appear
If you browse the iphone App Store, you'll see thousands of different categories of apps. This includes a large number of applications designed to improve your personal productivity. nbsp; The 10 software described in this article will enable users to quickly and efficiently finish their work on the iphone, and can also run on the ipod Touch or ipad. The softwar
A year ago, Stanford and Apple jointly launched a development course based on the iPhone platform. The PPT of this course was shared online, and the response was very good. This semester, Stanford recorded the course and put it on iTunes University for download. Currently, this course ranks first in iTunes downloads, reaching 1 million downloads. This is a lecture on "1
1. How To Create Cool Effects with Custom Shaders in OpenGL elasticsearch 2.0 and Cocos2D 2.X
The shadow effect is a great leap in computer graphics. Using it allows us to create complete new effects and effectively control the screen. If you want to use the shadow effect, you must read this tutorial.
2. Table View Application in iPhone
In this tutorial, we will learn how to delete and edit tables in the ta
In addition to some common functions, the iphone can do a lot of different things.Here are some cool features on the iphone, but different models of iphone and different versions of iOS are slightly different.1. Check the aircraft flying over the head.This is a very simple thing, you just ask Siri: "What plane flies in
tail // Uilinebreakmodemiddletruncation, // Intercept // } Uilinebreakmode;
// If the adjustsfontsizetofitwidth attribute is set to yes, this attribute controls the behavior of the text baseline.
Scorelabel. baselineadjustment = uibaselineadjustmentnone;
The following formats can be displayed in the definition:
// Typedef Enum {// uibaselineadjustmentalignbaselines, // uibaselineadjustmentaligncenters, // uibaselineadjustmentnone, //} uibaselineadjustment;
// Set the
this button.
// Create button = [uibutton buttonwithtype: 1]; // set the button range. frame = cgrectmake (0, 40, screenwidth, 30); // The content displayed by the set button [Button settitle: @ "this is a button" forstate: uicontrolstatenormal]; // set the button to display the color of the button. backgroundcolor = [uicolor blackcolor]; // after the set button is changed, bind the response method [Button addtarget: Self action: @ selector (buttonp
Source: qiuyi21.cnblogs.com1 , iphone open personal hotspotTurn on Bluetooth in the iphone, then go to "personal hotspot" and turn on the switch, if you are prompted for the Hotspot launch mode, select Bluetooth, and then stay on the "personal hotspot" screen and do not lock the screen.2 , set up on a PC with BluetoothIn the lower right corner of the Windows 10 t
continue; the first iPhone shutdown, after the shutdown next continue; then press the power key to maintain 3 seconds, then press the Home Key for 10 seconds at the same time until the black screen of the iPhone is followed by the Home key, the power key is released, and the home key is released
Children play computer games at home, they took the ipad, casually entered the password, resulting in the tablet computer can not be used, I believe this is a lot of parents will face or have already happened. This article deals with how to handle an iphone or ipad when it is deactivated.iphone is deactivatedMany parents lock their ipad (or ipod Touch, Phablet) in their home to control the time they use their smartphones or tablets to keep them from i
(non-Windows. The following only describes the operations on Mac. windows can be searched online)
2. The mobile phone number is iPhone 4.GSM version(Non-CDMA)
3. the IOS version to be upgraded is 5.0.1, and the previous version is 5.0.1.
4. This iPhone was jailbroken before, and all cydia had SHSH backups
5. white apple
2. Preparation
Problem description: there are now n ordered arrays in M groups, such as {1, 2, 3, 4}, {2, 3, 6}, {1, 3, 5, 7 }, select the data smaller than K in these arrays and return this value.
Idea: Compare the minimum data selected each time by referring to the process of merging two
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.