Introduction: In addition to deploying applications on SAE through the console, there is another way to deploy applications automatically through Maven's Toolkit Maven plugin plug-in. This article will explain in detail how to deploy applications automatically through Maven plug-in.
For image download, domain name resolution and time ...
Posted on Mon, 06 Dec 2021 19:28:29 -0500 by nigma
Java image to character output example demo
The previous blog posts introduced the use of jdk to do some interesting conversion of pictures. Next, we will introduce an interesting way to output a two-dimensional character array directly according to the pictures to realize the scene of painting with characters
You may have seen some inter ...
Posted on Mon, 06 Dec 2021 18:22:43 -0500 by pinxue
After being familiar with sequential list and single linked list, we have a simple understanding of data structure. This time, we understand the relevant knowledge of headless two-way linked list.
First, let's take a look at the structure of the two-way linked list: This is a very simple two-way linked list. A node can ...
Posted on Mon, 06 Dec 2021 18:06:31 -0500 by Levan
1, Meet Thymeleaf
Students who have worked on the SSM web project know that when we want to interact with the back-end data on the HTML page, we have no choice but Ajax, and the use of JSTL on the HTML page is not supported. At this time, we need to use the JSP page - a special java class (servlet in essence). However, the compatibility betwee ...
Posted on Mon, 06 Dec 2021 17:03:56 -0500 by Prine
Today, let's talk about concurrent linkedqueue
The ConcurrentLinkedQueue we are going to learn today does not implement the BlockingQueue interface. It is a thread safe and unbounded non blocking queue that completely uses CAS operations.
public class ConcurrentLinkedQueue<E> extends AbstractQueue<E>
Posted on Mon, 06 Dec 2021 16:48:18 -0500 by Stelios
Java image to character output example demoThe previous blog posts introduced the use of jdk to do some interesting conversion of pictures. Next, we will introduce an interesting way to output a two-dimensional character array directly according to the pictures to realize the scene of painting with characters<!-- more -->You may have seen ...
Posted on Mon, 06 Dec 2021 16:45:55 -0500 by php-n00b
JDBC (Java database connectivity)
Is a Java API for executing SQL statements, which can provide unified access to a variety of relational databases. It is composed of a group of classes and interfaces written in Java language. JDBC provides a benchmark, according to which more advanced tools and interfaces can be built, so that database develo ...
Posted on Mon, 06 Dec 2021 16:44:34 -0500 by mnewhart
The day brings several suggestions related to String operation, such as fine products and fine products.
Recommendation 54: use String, StringBuffer and StringBuilder correctly
The CharSequence interface of Java has three implementation classes related to Strings: String, StringBuffer and StringBuilder. String is an immutable variable, that i ...
Posted on Mon, 06 Dec 2021 15:28:38 -0500 by dswain
1. JVM exploration?
Several interview questions:
1. Would you please talk about your understanding of jvm? Java 8 virtual machine and previous changes update? 2. What is oom? What is stack overflow? How to analyze? 3. What are the common tuning parameters for the jvm? 4. How to capture memory snapshots and analyze Dump files? 5. What ...
Posted on Mon, 06 Dec 2021 15:16:03 -0500 by Im Jake
Recommendation 22: handle currency with integer type
I thought about this a long time ago. At that time, I saw that the currencies returned by many e-commerce interfaces were in the unit of "points". So I thought that taking "Yuan" as the unit was more reasonable and more in line with people's thinking logic? Let's look at ...
Posted on Mon, 06 Dec 2021 15:11:09 -0500 by killsite