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the definition of Chaincodedeploymentspec/cds, CDs according to code and some other attributes (name/version, etc.) to define the chain code."2" Instantiation Policy: (optional)"3" Chain code signatureThe signature of a chain code achieves the following 3 goals"1" indicates who created the chain code"2" allows verification of content in the chain code package"3" can detect if the chain code package has been tampered withThe instantiation policy of the chain Code verifies the identity of the cha

First, define a basic function as an example:1 def Print (msg): 2 Print (msg)The function name is print, the parameter has one, for MSG, the function body calls the print system function, Output MSG.The next step is the variable parameter, which is a special feature, like the params in C #, but different.Example 1:1 def Printtuple (*args):2for in args:3 print (ARG) 4 5 printtuple ('Tom','Mary',' Lucy')Output Tom Mary Lucy in turn.It is important to note that the args parameter

"Connectionlinger="5"Server="Server Version 11.0"/>Parameter explanation:protocol: Tomcat 8 settings Nio2 better: Org.apache.coyote.http11.Http11Nio2Protocolprotocol: Tomcat 6 set NiO better: Org.apache.coyote.http11.Http11NioProtocolprotocol: Tomcat 8 set APR performance fast: Org.apache.coyote.http11.Http11AprProtocol specific configuration: CentOS 7 TOMCAT 8.5 based on AP R Library Performance Optimization >ConnectionTimeout: Connector the time to wait after a connection is accepted (millisec

cannot be instantiated, only static properties and static methods Random points in insideunitcircle--Park Returns the random point coordinates in the park with a radius of 1, Vector2 type Random point coordinates within a sphere with a insideunitsphere--radius of 1 onunitshper--the coordinates of random points on a spherical surface with a radius of 1 Using unityengine;using System.collections;public class insideunitcircle_ts:monobehaviour{public GameObject go; void Start (

': $, ' str ': ' Test '}#删除字典元素和字典del dict3[' str '] #删除键位 ' str ' dataPrint dict3 #{' age ': 22}Del Dict2 #删除整个字典#print dict2 #NameError: Name ' Dict2 ' is not definedDict3.clear () #清除dict3字典所有数据Print Dict3 #{}print '--------------------------------------'#遍历字典元素-In the loop, the value of each key of the dict1 is extracted and given to the key variable. For key in Dict1:Print Dict1[key]#字典常用的内置函数Print CMP (DICT1,DICT3) #大于返回1, equal to return 0, le

Experimental SummaryA: The focus of the subject in the sorting, in the PTA to submit code when the note is to delete the Chinese comments, or there will be a compilation error.3. Inverted index (problem set) the subject is more difficult, do not come out of the matter. But must have own thinking process, must have the submission result. 3.1 Your code runs the result 3.2 pseudo-code (not copied code, otherwise deducted)A: This topic should use two "while" loop structures, in the first while loop

Class Fun{public static list{listforeach (var item in list){if (Del (item)){Result. ADD (item);}}return result;}}}5 Generic DelegatesFuncActionlistPass a delegate to a method and invoke it inside the method. Determine the return of a set to satisfy a conditionvar result = Myintlst.where (DEL);foreach (var i in result){Console.WriteLine (i);}6 Threads with parametersThread thread = new Thread (a =//parameter is a delegate{while (true){Thread.CurrentThread.ManagedThreadId: The CLR is helping us a

Tree : Storing data in a hierarchical manner; node : root node, child node, parent node, leaf node (node without any child nodes); layer : Root node starts at layer 0;two fork Tree : No more than two nodes per node; find faster (than linked list), add, delete fast (than array);BST: Two fork Tree lookup: Sets the root node as the current node; If the node to be inserted is less than the current node, set its left node as the new current no

1. XPath Basics 1.1 What is XPath. XPath is a language for finding information (nodes) in an XML document . XPath can be used to traverse elements and attributes in an XML document. 1.2 node The node is the smallest unit in which XPath extracts information from XML documents , with a total of 7 : (1) elements node (element) (2) property node (attribute) (3) text node (4) name naming node (namespace) (5) Processing command nodes (processing-instruction) (6) annotation node (comment) (7) root n

key.SqlMethods operationIn LINQ to SQL statements, we are provided with a sqlmethods operation, which is further convenient for us, such as the like method used for custom wildcard expressions, and equals is used to compare equality.LikeA custom wildcard expression. % represents a 0-length or any-length string; _ denotes a character; [] denotes a character in a range; [^] denotes a character that is not in a range. For example, query consumer ID with

(Serialmemorystream) End Function The Dr. GUI uses a binary formatter and converts to a printable base 64 string because neither SOAP nor XML formatter is applicable to this application. We must convert from a pure binary representation to a base 64 string to avoid potential problems with controlling characters in a string because of simple copying of bytes. The base 64 string uses a single character-A-Z, A-Z, 0-

9. Custom Overloaded Operators When building your own type, you should always consider whether you can use operator overloading 10. When creating objects, consider whether to implement Comparators If sorting is required, there are two comparators implementations Class firsttype:icomparable or the second kind. Class program:icomparer It calls the program's compare method. 11. Treat = = and equals differently Whether it is = = or equals: For value typ

Tags: log change tle query services DDB style operation based on conditionsSeries Catalogue Learn more about the. Net Core WEB API Development Series Catalog The source code involved in this series: Https://github.com/seabluescn/Blog_WebApi I. Overview This article describes some common database operations, including: Conditional query, sorting, paging, transactions and other basic database operations. The test database is MySQL. Second, the conditions of inquiry1. Check all records List 2, ac

primary key into the data file, the maximum ID of the restart MySQL self-increment primary key will not be lost.(2) If the type of the table is InnoDB, then it is 15.The InnoDB table simply logs the maximum ID of the self-increment primary key into memory, so restarting the database or optimize the table will cause the maximum ID to be lost.Iv. describe the ways in which you optimize the efficiency of SQL statement execution in your project. How is SQL statement performance analyzed?(1) Try to

/dbfull_%u ';Catalog of Rman Backup:The catalog has script creation capabilities that are more powerful than nocatalogTo create a Catlog user:Sql>create tablespace cataorcl datafile '/u01/oracle/oradata/cataorcl.dbf ' size 100m autoextend on;Sql>create user CATAORCL identified by CATAORCL default Tablespace CATAORCL;Sql>grant Connect,recovery_catalog_owner to CATAORCL;To connect to a remote database CATAORCL:Rman>rman target Sys/[email protected] catalog Cataorcl/[email protected]Rman>create cat

classification, but the thought is consistent, It is still necessary to consider weighting sums for each component of each input sample, so the representation of the final objective function f (which contains noise, denoted by y) is shown in Equation 9-1.(Equation 9-1)Instead, assume that the vector representation of the function is shown in Equation 9-2.(Equati

, especially the message order. If you do not know the message order, you can start programming, which may cause serious consequences. The following example draws from the actual code that has appeared in type B, where fid_fetch_data and fid_initial are used to initialize the message type. Note that the system of type B sends fid_initial before fid_fetch_data. Mid alarm_module_list [max_alarm_mid]; int farsys_alarm_proc (FID function_id, int handle) {_ UI I, j; Switch (function_id ){... // prog

9. Create a databaseDatabase StructureSystem DatabaseCreate a databaseView DatabaseDelete DatabaseSummaryAfter you design and install the Microsoft SQL Server 2000 database, you can learn how to create a database. Compared with earlier versions, SQL Server 2000 databases use SQL Server 7 data storage and space management methods. Earlier versions use logical devices and fixed-size data segments to place data. SQL Server 2000 allows users to choose, wh

Apple held a press conference at the Yerba Buena conference center in San Francisco at ten o'clock A.M. on January 1, Beijing time. At the press conference, Apple officially launched the iPad 2 tablet, for example, the latest operating system iOS 4.3 is released. The new version of iOS 4.3 enhances the performance of the Safari browser. It uses the Nitro JavaScript Engine and adds the iTune family sharing function, airPlay allows Apple APP to play photos, videos, and music to other devices. It

maximum of 9 signals.2. Kill can have a process ID number as a parameter. When you send a signal to these processes with kill, you must be the owner of those processes. If you attempt to revoke a process that does not have permission to revoke or undo a process that does not exist, you get an error message.3, you can signal to multiple processes or terminate them.4. When kill successfully sends a signal, the shell displays the process termination inf