Python list deduplication method you should know, python list deduplication Method
Preface
List deduplication is a common problem when writing Python scripts, because no matter where the source data comes from, when we convert it into a list, the expected results may not be our final results, the most common thing is that the Meta in the list is repeated. At this
Disable Windows deduplication and windows deduplication
Deduplication can reduce disk usage, but improper use may also increase IO. In addition, this function also blocks the hard disk. Therefore, when the hard disk usage is high, it is also difficult to fragment, So you sometimes need to disable the deduplication fun
This article mainly introduces the sample code for de-duplication and de-duplication of JS arrays. If you need it, you can refer to it for help.
Method 1: deduplication
The Code is as follows:
ScriptArray. prototype. distinct = function (){Var a = [], B = [];For (var prop in this ){Var d = this [prop];If (d = a [prop]) continue; // prevents loops to prototypeIf (B [d]! = 1 ){A. push (d );B [d] = 1;}}Return;}Var x = ['A', 'B', 'C', 'D', 'B', 'A', 'A',
Array deduplication Array, Array deduplication Array
var aee3=[31,42,13,19,5,11,8,13,40,39,1,8,44,15,3]; Array.prototype.unqu2=function(){ this.sort(); var arr2=[this[0]]; for (var j = 1; j
There are a lot of de-duplication methods on the Internet, and the most stupid is the second method, and the best efficiency is the third one.
This article consists of the following four sections:Download Dell OMEInstalling the Dell OMEConfiguring the Dell OMEConfiguring IDRAC
Download Dell OMETake Dell PowerEdge R730xd as an example1. Sign in to Dell's official website http://www.dell.com.cn/
After Dell's acquisition of storage hardware vendors, equallogic and compellent, the sales of the two products increased exponentially in a short period of time, creating a miracle of growth. After Dell acquired the data protection software vendor BakBone, people were eager to know whether BakBone's business could reach a new level.
With data backup as the core, the trend of Data Protection integration is becoming increasingly apparent. On the one han
Nagios monitors dell server hardware and nagios monitors dell
We have mentioned earlier that omsa is used to monitor dell servers, but it must be accessed through web. This time we use nagios + check_openmanage to monitor the hardware of dell servers.
First, let's look at the figure below:
We can see that there are tw
1. How to Use Dell DataSafe Local Backup to create system recovery mediaDell DataSafe Local Backup is a secure, simple, and highly reliable Local Backup and recovery solution that helps Dell Computer users avoid software faults and hard disk damages.The latest factory Dell Computer, such as Dell Alienware M11x, has bee
The first time I installed Dell Ome and Dell Omsa, I struggled for a long time because I didn't understand, so I felt very troublesome.After some torture, the installation was finally successful.So record the installation process, hoping to help the needy friends.One. To install the Dell OMSA steps:1. Install NET-SNMP//Install the NET-SNMP before installing
Server installed Windows is really troublesome, found a good article, illustrated, reprinted beginning
Note: booting and installing the server system with the Dosa CD will cause all the data on your server's hard disk to be lost, so this method is only for server installations with new servers and confirmed data backups
This installation only supports retail version of the operating system, if it is pirated discs, such as the common WINDOWS2003 3in1 version is not available (
BIOS setup for Dell Dell computer from USB disk or CD Boot step:
One: Fast start U disk or CD-ROM method:
1, turn on Dell Dell Computer, when entering the logo screen, immediately press the F12 key above the keyboard, you can go to the shortcut launch menu.
2, enter the shortcut to start the menu, the ch
Biography of Dell Carnegie card, [US] Dell Carnegie card
The following is my book excerpt:
* At this time, Carnegie card is writing a book. This book is called Lincoln rumor. When he conceived the book, on the one hand, he was in the worship of Lincoln, on the other hand, because he hated everything in his family. He found that Lincoln's family life is so similar to his family life. Although he wrote Linco
Dell Systems Build and Update Utility
The Dell system build and update utility is a bootable utility for single server operating system installations, preloaded operating system firmware updates, and preloaded operating system configuration.
Patches and enhancements
Enhancements: Added support for the following operating systems:-VMware ESX 4.0 u3-vmware ESX 4.1 u1-vmware ESXi 4.1 u1-vmware ESXi 4.0Xen S
First you plug the USB boot disk into the Dell notebook interface, and then you can set up the Dell notebook USB drive with the following two ways.
Method one, traditional law
Set up the computer USB disk boot, the traditional way is to enter the computer BIOS settings, and then enter the boot startup settings, then the USB device as the first boot, and then save, the following is the specific steps:
1,
Tags: Dell Dell Server Installation System Linux7.2 Linuxfirst, the preparation tool1. A notebook computer2. One cable3.linux7.2 64-bit image file in one copySecond, the idea1. Login to the Admin interface to open the virtual control2. Import and mount the image file3. Create a new Raidcipanzheng disk array4. Set installation options, select the installation environment and the software that needs to be ins
Dell Dell Server R510 more than 2T how to install Windows operating system single partition over 2TBackground: The company's data volume is too large, ready to buy a hard disk to build a storage server, bought 6 2T of SAS hard disk. Build RAID5, install windows2008 R2 operating system.Note: Due to the general installation of the Windows operating system, the default partition is MBR, this mode can only supp
System appears bootmgr is missing solution, Dell Dell Server installation system requires special attention to the problemplease pay attention to http://blog.csdn.net/aaa123524457Reprint Please specify source: http://blog.csdn.net/aaa123524457/article/details/47058013This article is for Dell r530 servers. Use only as a memo.Installation system, just follow the pr
Yesterday to help relatives install the system, is a Dell notebook, originally thought is very simple, but in the BIOS to modify the SATA mode, not only the system can not boot, and even the BIOS is not going to go, as if to detect a faulty hardware. Google has a lot, and there is no correct answer. Then I want to take all the unnecessary equipment removed, and then try again, the results suddenly found that this book, there is a small M2 hard disk on
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