Unity2d Physics engine-rigidbody 2D

Although Rigidbody 2D can be seen as a rigidbody 2D, most of the functionality is consistent, but there are some details.Some matters:1. Any 2D collider component added to the same gameobject body or its sub-object is implicitly attached to that

Confluence 6 H2 Database connectivity and consolidation

Connect to your embedded H2 database using H2 consoleOptionally, you can use the H2 console to connect to your H2 database. The simplest way to access the Console is to double-click the jar file for the H2 database. This file is in the

Simple use of Dbflow database (add and revise)

The first step:Add in Build.gradle under ProjectMaven{url "Https://jitpack.io"}Step Two:Under Bulid.gradle in the app, add:Annotationprocessor "com.github.raizlabs.dbflow:dbflow-processor:4.1.2"//Gradle 3.0.0 can use implementation, otherwise

Postgres Database Backup

Postgres Database backup:Pg_dump [OPTION] ... [DBNAME]/USR/PGSQL-9.4/BIN/PGdump-fc-h 127.0.0.1-upostgres database name >/var/pgsqlback/ruleplatform.sql. '/bin/date + '%Y %b%d%h%m "#pg_dump is to back up the database directives#-F Where to put the

[Doctrine migrations] in-depth analysis of database migration components: installation and use

Scenario AnalysisIn team development, each developer must manually record the changes to the database, which need to be collated on-line and the cost of operations is extremely high. And the synchronization of data structures between multiple

A simple way to install fonts and switch default fonts in the Ubuntu system

Abstract: After the installation of Ubuntu system, the default font for Chinese support does not look very beautiful, so many friends may need to set the system's default font for their favorite fonts. This article mainly describes how to solve

Tensorboard Visualization in Ubuntu environment does not show data problems no scalar data was found ... (the author's pro-Test is effective) (turn)

Tensorboard:tensorflow comes with a visual tool. The chart visualization with Tensorboard encountered a problem that the chart does not display.Environment: Ubuntu systemRun the code to get the TensorFlow event file logs, for example the path

Spring Cloud Enterprise Micro-service Distributed Cloud architecture Technology Point integration

Spring cloud itself provides a lot of components, but we need to follow the business model of the enterprise to customize the common architecture required by the enterprise ...Below I have made the following technical summary for the spring Cloud

Load Balancing cluster correlation, LVS introduction, LVS scheduling algorithm, LVS NAT mode construction

1. Load Balancing cluster related2. Three modes of LVS: NAT, DR, IP Tunnel3, LVS scheduling algorithm (a total of 8)4, LVS NAT mode constructionPreparation conditions:Installing on the Distributor:yum install

Integrate spring Cloud Cloud architecture-SSO Single Sign-on OAuth2.0 get user information based on token

On the basis of a summary of the use of OAuth2.0 in the framework, the OAuth2.0 logout process of SSO single sign-on was drawn, today we take a look at the process of obtaining yoghurt information based on user token: /** * @param accesstoken *

Thread safety-visibility and ordering

What is the memory model of Java? Shared variables: A variable can be used by multiple threads, so this variable is a shared variable for these threads. The Java memory model, which describes how threads interact through memory, describes the access

Spring Boot (16) Deploy spring boot with Jenkins

Jenkins is a devops artifact, and this article describes how to install and use Jenkins to deploy the Spring boot projectJenkins build deployment is divided into three steps; First step, Jenkins installation Step two, plug-in

Getting Started with lambda expressions for new features of JAVA8

What is a lambda expression  Lambda expressions: You can make your code more concise. Ambda cannot appear alone, it requires a function interface to be put in place, it can be said that the lambda expression method body is the implementation of a

python0.11-----File/encode and decode/pickle modules

File:File read-write and C-compatible in Python, read-write on disk is done by the operating system, and normal programs cannot manipulate the disk. File reads and writes are done through the operating system object, which is called a file

Spring solution for problems that the spring configuration file cannot find due to Web configuration

When integrating a technology into spring, we often find that the following error is reported:Org.springframework.beans.factory.BeanCreationException:Error creating Bean with Name ' Logincontroller ': injection of autowired dependencies failed;

Machine Learning common algorithm subtotals

svm

Read Catalogue 1. Learning Style 1.1 Supervised learning 1.2 Non-supervised learning 1.3 Semi-supervised learning 1.4 Intensive Learning 2. Algorithm classification 2.1 Regression algorithm 2.2 Instance-based

Integrating spring Cloud microservices Distributed Cloud architecture technology points

Spring cloud itself provides a lot of components, but we need to follow the business model to customize the enterprise needs of the common architecture, then we need to consider what technology to use now?Below I have made the following technical

Integrate spring Cloud Cloud architecture-SSO Single Sign-on OAuth2.0 logout process (3)

I based on the framework of the use of OAuth2.0 summary, drawing a user name + password to achieve OAuth2.0 login certification flowchart, today we look at the logout process: /** * User logoff * @param accesstoken * @return */@RequestMapping (value

"Flask Rest API Unit Test"

Flask Simple Rest API Interface test sample code:import unittestimport jsonfrom app import appclass BasicTestCase(unittest.TestCase): def setUp(self): self.client = app.test_client() self.client.testing = True def tearDown(self):

Fix WIN10 Open Group Policy pop-up Administrative Templates dialog box issues

Today WIN10 Enterprise Edition update system, open the Group Policy editor when the Administrative Templates dialog box issues1, problem descriptionIssues with the Administrative Templates dialog box when you open the Group Policy Editor2. Solution1)

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