spring The interface class of asynchronous thread pool, whose essence is Java.util.concurrent.Executor
Spring has implemented exception thread pool: 1. SimpleAsyncTaskExecutor: it is not a real thread pool. This class does not reuse threads. Each call will create a new thread. 2. SyncTaskExecutor: this class does not ...
Posted by angel1987 on Wed, 19 Feb 2020 20:08:32 -0800
I will give you a graph with n points and m edges. I will ask you the maximum value (< 1e9) that each edge can be replaced, so that it can be in the minimum spanning tree after replacement.
These are what immortal practice, and their code length is also short, more i ...
Posted by niclarke on Wed, 19 Feb 2020 19:49:08 -0800
When editing CSDN, the picture is easy to be missing. You can pay attention to "lazy programming" to get a better reading experience.
Next, we use Matplotlib to visualize data. First, we continue to use Matplotlib to draw images. The official account can reply to data2 to ...
Posted by netman182 on Wed, 19 Feb 2020 18:53:39 -0800
Campus address book function, collect and display the public contact information in the campus. It is often used in daily life. For example, when the water and electricity department has a problem, it needs to find a water and electricity master, an enrollment and employment office, a study and work off ...
Posted by surreal5335 on Wed, 19 Feb 2020 16:56:23 -0800
SPI mechanisms have been introduced in this release, as described in previous articles on Java and Dubbo.
Port: The Difference and Principle Analysis between SPI Mechanism and JDK Mechanism of Dubbo
Because RPC frameworks are designed based on Spring, dependency injection issues are frequently encountered.There is also a SPI mechanism in Spring ...
Posted by Snatch on Wed, 19 Feb 2020 10:50:16 -0800
Starting today, you will learn more about DUbbo.First, give a brief overview of DUbbo.
Dubbo is the core framework for SOA (Service Oriented Architecture) service governance solutions.Used for distributed calls with a focus on distributed governance.
Simply put, it can be divided into four roles.Provider s, Consumer s, registration cent ...
Posted by Boom.dk on Wed, 19 Feb 2020 10:42:21 -0800
1, Title Requirements
Given a sort array and a target value, find the target value in the array and return its index. If the target value does not exist in the array, returns where it will be inserted sequentially.
You can assume that there are no duplicate elements in the array.
Input: [1,3,5,6], 5 Output: 2 Example 2:
Input: [ ...
pyplot module of matplotlib Library
1. Draw line chart
plot(x,y)#x. Y can be an expression
xlabel("title_name"，fontsize=14)#Set x,y labels
tick_params("both",labelsize=14)#Set both of x y scale
axis([x_min,x_max,y_min,y_max])#Set axis range
fill_between(x,y1,y2,facecolor='bule',alpha=0.1)#Fill two wi ...
Posted by Katanius on Wed, 19 Feb 2020 10:30:27 -0800
outlineYou can find the configuration information to enable Swagger Gen on the official website, which is also the beginning of our rapid development of ApiSo we don't need to write API documents and tests. It's ideal to be full, but some of our Get interfaces can be used when using, butWe need to do authentication when we Post. Token is a goo ...
Posted by jainsy on Wed, 19 Feb 2020 10:21:01 -0800
GitLab CI supports the creation of multiple builds and evaluates whether each code submission passes tests and impacts on your product.During the construction process, a large number of binary files will be generated, and if these files are not properly managed on a large scale, it will lead to binary file management confusion.To overcome this ...
Posted by FrobinRobin on Wed, 19 Feb 2020 10:20:17 -0800