libreoffice basic programming

MUD programming //Ron Penton //(C) 2003 //Demo03-01.cpp-basic threading //This program runs three Threads, one which manages the child threads,//And the child threads the alternate printing a letter. #include

class values (' c004 ', ' Class four ')INSERT into Users values (' 1 ', ' keyboard ', ' c001 ')INSERT into Users values (' 2 ', ' mouse ', ' c002 ')INSERT into Users values (' 3 ', ' Lie Triple ', ' c003 ')INSERT into Users values (' 4 ', ' Zhao Si ', ' c004 ')CREATE TRIGGER---cascade deleteCreate Trigger Class_deleteOn classInstead of deleteAsdeclare @aa nvarchar (50);Select @aa = Classcode from class;Delete from users where [email protected];Delete from class where [email protected];This allo

used; Temporary tables cannot be used; The operation inside the function cannot affect the external environment; Cannot return result set through select; Not update,delete, database tables; 3. Must return a scalar value or table variable Custom functions are generally used in a high degree of reuse, simple function, the fight against the strong place. Second, the stored procedure 1. Cannot return table variable 2. Fewer restrictions, you can perform operations on database tables, you can return

variable that is only valid for code snippets within a function locally a=1title: Bash xxxx.SHInput-T5represents a triangle with 5 lines of paint-L7represents a draw slash 7 lines #!/bin/Bashtriangle () { forXinch$(seq 1$1) Do forYinch$(seq 1$(($1-$x))) Do Echo-N" " Done forZinch$(seq 1$((2* $x-1))) Do Echo-N"" DoneEcho Done}line () { forIinch$(seq 1$1) Do forXinch$(seq 1$i) Do Echo-N" " DoneEcho-

be the new specified value.For example: arr_number[2]=100, the array is modified to (1 2 100 4 5)　　　　The second question is , if the specified subscript already exceeds the size of the current array, such as the size of the arr_number above is 5, specify an subscript of 10 or 11 or greater than 5 of any value?　　　　A : the newly assigned value is appended to the end of the array.For example: arr_number[13]=13, the array is modified to (1 2 100 4 5 13)　　Delete operationClear an element: unset arr_

Javascript amp; DHTML instance programming (Tutorial) DOM basics and basic APIs 1. What is DOM? What is DOM? DOM is a Document Object Model (Document Object Model), a set of API Interfaces Based on browser programming (in this tutorial, it can be said that it is DHTML programming). W3C introduces the Recommendation St

Document directory I. Linux operating system source Ii. Basic Linux knowledge Iii. Introduction to C Programming in Linux This article is original and must be reproduced with the following source:Http://blog.csdn.net/qinjuning Starting from today, I made up my mind to step into the Linux Hall step by step. When I picked up Linux again, I still remember how to learn Linux from the college age, Afte

Summary:Lesson Notes Summary 1 theory 2 basic logic if eise for while 3: One: Java language programming language Natural language computer language two: programming language classification based on data type strongly typed programming language weakly typed programming langua

This article mainly introduces the use of basic mathematical computing in Python programming. it focuses on division operations and the use of related division modules, for more information about how to use basic mathematical computing in Python programming, refer to this article. This article focuses on division and t

The Java White Paper presents 11 key features of the Java programming language. These 11 key features are 29 basic concepts that Java must understand. (1) Easy: Java syntax is relatively simple than C ++, and Java enables software to run on very small machines, the basic explanation is that the size supported by the class library is about 40 kb. To increase the s

Never give up, everything is possible!!!Only to find a way to succeed, not to find excuses for failure!Java Basic Learning Summary--network programming one, network basic conceptFirst, clear a concept: Network programming! = website Programming, network

application, but also realize the security sharing of public resources of different applications.3, Semaphore: It allows multiple threads to access the same resource at the same time, but needs to limit the maximum number of threads accessing this resource at the same time;4, Event: the way to maintain the synchronization of threads by notification operation, it is also convenient to achieve the priority comparison of multiple threads operations.Iii. why multi-threaded

The basic steps of the dynamic programming algorithm (see Computer algorithm design and analysis P44) The properties of the optimal solution are analyzed and its structural characteristics are characterized. Defines the optimal value recursively. The optimal value is calculated in the bottom-up or top-down memory Method (Memo method). Based on the information obtained when calculating

I haven't updated my blog for a long time. One reason is that the technologies used in the development projects are old technical points, and the knowledge I have come into contact with is the logic process of the industry, so I just made a summary and didn't share it. Another reason is that the author is re-learning the C ++ language and some basic computer knowledge (Algorithm). The followingCodeC ++ code. B