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Linux learning notes-Explanation of Vim operation commands and learning notes-vim Linux Study Notes-Vim operations 1. Vim Introduction Vim is a powerful full-screen text editor, Is the most common text editor on Linux/UNIX, It is used to create, edit, and display text files. Vim has no menu and only commands 2. Insert command Command Functio

IOS work notes (2), ios work notes 1. Lazy loading (that is, delayed loading) is initialized only when called to prevent resource waste. The get method of the object needs to be rewritten and must be written as a member variable, such as _ imageData. You can write it like this, for example: 1 @ property (nonatomic, strong) NSArray * imageData; 2 3-(NSArray *) imageData {// rewrite the imageData get Method 4

assignment of count=0, and the program will execute normally.Python3 Codedef hellocounter (name):Count=0Def counter ():nonlocal countCount+=1print ' Hello ', ', Name, ', ', str (count[0]) + ' access! 'Return counterHello = Hellocounter (' ma6174 ') Hello ()Hello ()Hello ()This note is for safe Cattle class student notes, want to see this course or information security of dry goods can go to safe cattle classessecurity+ Certification Why is the Intern

, which is mentioned in many places, that is, the upper bound of the self-growth operation becomes a hotspot.The third is the index of the InnoDB, on the csdn: Click to download, it mainly introduces the InnoDB index mechanism, INNODB uses the B+tree index and hash index, but the hash index is not managed by us, InnoDB is automatically created. Since InnoDB is an indexed organization table, there are both clustered and non-clustered indexes, and some data say that nonclustered indexes are two in

JavaScript advanced programming (Third edition) Study Notes Chapter 6 and Chapter 7, javascript Study Notes Chapter 2 Object-Oriented Programming Object: 1. Data attributes Optional retriable, which indicates whether the attribute can be deleted through delete to redefine the attribute, whether the attribute can be modified, or whether the attribute can be modified to the accessors attribute. The default va

CI framework learning Notes (1)-Environment installation, basic terms and framework processes, ci learning notes. CI framework learning Notes (1)-Environment installation, basic terms, and framework processes. when ci learning notes first use the CI framework, they plan to write a series of

Deep understanding of JVM Reading Notes Mind Map, deep understanding of jvm Reading Notes To prove that I have completed this book and bought a new book, I don't have to worry about it... After 8 minutes of brain image, I feel that the entire person is not good. T_T brain cells do not know the number of dead cells... In fact, it is not thoroughly understood. It is estimated that we will open it again in a f

650) this.width=650; "src=" http://imga.chrome001.com/article/201603/18/1852385p7xmpbcpppc5be6.png "border=" 0 " Class= "Shadow" alt= "Youdao Cloud Notes Web version (Cloud notes page)" style= "border:0px;vertical-align:middle;margin-bottom:0px;"/>Plugin Introduction:When it comes to storage, small partners have their own storage methods, today we recommend a cloud storage plug-in. Youdao Yun

Keyword search Youdao Cloud Notes Support the search function, convenient for you in many information quickly locate the notes you want. When you enter a keyword in the search box shown in Figure one, the notes in the title or body of the note that contain the keyword are selected and the keywords are highlighted. Figure I Select by Time You

the loss of your notes may be due to the following three problems: (1) Synchronization reason This happens on the mobile side, and you can resynchronize your notes on the mobile side, and you will be able to view them on the other side when the synchronization succeeds. (2) The wrong account number ① logged in to another account. Desktop version: You can see your n