Git common errors and Solutions
Git errors and Solutions
2021/12/23
Step 1: set up Git warehouse git init (only used once when building a warehouse) cd to your local project root directory and execute git command. This command will create one in the current directory Git folder. Step 2: add all files of the project to the warehouse git add . This command will add all file ...
Posted by s.prema@yahoo.com on Thu, 10 Feb 2022 20:24:22 +0100
Distributed RPC framework_ Apache Dubbo
Evolution of software architecture
The development of software architecture has experienced the evolution process from single architecture, vertical architecture, SOA architecture to micro service architecture. Let's learn about these architectures respectively.
Monomer architecture
Architecture description
All in one
Architecture advant ...
Posted by Steffen on Thu, 10 Feb 2022 20:23:00 +0100
Chapter 14 details of object-oriented high-level class I Variables & class methods in JavaSE topic
1. Class variable
Differences between class variables and instance variables (key points)
Variable categoryVariable definitionVariable callVariable value changeClass variableClass is modified by staticClass name Variable name / object name Variable nameClass variable is shared by all objects. As long as its value is changed by one object, the ...
Posted by ecko on Thu, 10 Feb 2022 20:18:18 +0100
Java project: design and implementation of Aiyou travel platform (java+springboot+ssm)
Source code acquisition: download from "resources" on the blog home page!
Project significance:
Since the reform and opening up, China's tourism has developed rapidly, but comparatively speaking, the breadth and depth of China's tourism development are far from meeting the needs of economic development and the improvement of peopl ...
Posted by jandrews3 on Thu, 10 Feb 2022 20:03:51 +0100
RBEC (rights management system)
RBEC (rights management system)
1. Importance of RBEC in the project In enterprise projects, due to the different permissions of personnel and the temporary change or change of permissions, the addition of new users or new roles will also need to be changed. Therefore, there is an urgent need for a dynamic permission allocation system, which i ...
Posted by prent327 on Thu, 10 Feb 2022 19:59:25 +0100
Pull binlog, automatic data synchronization, and the boss wants to raise salary
Hello, I'm brother Tom~Everyone must be familiar with MySQL database. Today, I'd like to talk about data synchronizationFor data synchronization, our common strategies are synchronous double write and asynchronous message1. Synchronous double write: literally, synchronous + double write. For example, the old database model is reconstructed and ...
Posted by adcripps on Thu, 10 Feb 2022 19:59:20 +0100
Niuke sql question bank (31-60 questions) -- personal answers and process analysis
32 please send the last of all employees in the employees table_ Name and first_name is spliced together as name, separated by a space in the middle
select concat(last_name,' ',first_name) from employees;
Parsing, two string connection methods: mysql CONCAT(str1,str2,...) and CONCAT_WS(separator,str1,str2,…)
33 table building
crea ...
Posted by eheia on Thu, 10 Feb 2022 19:53:10 +0100
html + css realizes the animation effect of waiting page, with some attribute analysis
Strolling B I found some when I was standing up The main small special effects are recorded here, and the knowledge points are analyzed
The special effects are as follows
HTML code
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<link rel="stylesheet" href="./css/style.css">
<title></ti ...
Posted by DWilliams on Thu, 10 Feb 2022 19:52:21 +0100
09 Softmax regression + loss function + image classification dataset-P3
Practice the fashion MNIST dataset
Like the theoretical knowledge of Chpater3 in the book (hands on machine learning with scikit learning), it can be read together, but the MNIST data set of Chapter 3 in the book cannot be imported at all
import torch
import torchvision
from torch.utils import data
from torchvision import transforms
from d2l ...
Posted by jesbin on Thu, 10 Feb 2022 19:50:21 +0100
WGS84 coordinate system to J2000 coordinate system
The transformation from wgs84 coordinate system to J2000 coordinate system mainly involves the mutual transformation of coordinates. Generally, the given WGS coordinates are t and BLH at a given time. Specific conversion Ru Xia
step1 WGS 84 is converted to the protocol earth coordinate system.
function XYZ = wgs842xyz(BLH)
%UNTITLED2 G ...
Posted by ttmt on Thu, 10 Feb 2022 19:46:58 +0100