Java
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This thread termination will lead to service downtime?
Before we start, let's look at what's wrong with the following code? public class ThreadStopExample { public stati…… -
Detailed explanation of 505 interview questions in “full analysis of Java interview”
"Full analysis of Java interview" is an e-book I released in gitchat. The book has a total of 150000 words and 505 Jav…… -
Dynamic diagram demonstration: two implementation methods of hand rolling stack!
Before we start, let's talk with friends about our plans for the later stage. In the following articles, we plan to wr…… -
Please, stop waiting and notify!
Condition is a thread communication method provided in JDK 1.5 to replace wait and notify. Then someone will ask: why …… -
Java improvement class (I) thread explanation
1、 Overview Before learning thread, let's first understand the relationship between threads and processes: From the a…… -
Well, these four methods for querying the maximum value of sliding window are good
This is a relatively basic algorithm problem. The data structure involved is also what we talked about before. I'll bu…… -
Do you really know Java class name?
In the object-oriented world, class is the foundation of Java. java. Lang. class actually inherits from Java lang.Obje…… -
New feature of JDK 14: nullpointerexceptions for easier use
New feature of JDK 14: nullpointerexceptions for easier use The exception that makes 99% of Java programmers headache …… -
Junior sister learning javaio: file encoding and character set Unicode
brief introduction On a whim, the younger martial sister used a new skill that she had never used before, but there wa…… -
The use of cyclicbarrier in Java
Cyclicbarrier is a thread safe component introduced in Java 5. It has a barrier concept, which is mainly used to wait …… -
Building an efficient result cache in Java
Caching is a very common component in modern application servers. In addition to third-party caches, we usually need t…… -
Type inference and lambda expressions in Java
brief introduction Java is a strongly typed programming language. Each variable used in Java needs to define its type,…… -
PriorityQueue and priorityblockingqueue
PriorityQueue and priorityblockingqueue brief introduction Generally speaking, queues are FIFO. Of course, we also int…… -
Junior sister learning javaio: file copy and file filter
brief introduction For a Linux command, the younger martial sister insisted on me to teach her how to implement it in …… -
Java secure coding guide: visibility and atomicity
brief introduction There are many variables defined in Java classes, including class variables and instance variables.…… -
A little secret about throw exception in Java
A little secret about throw exception in Java brief introduction In the previous article, we mentioned that to handle …… -
Understand all the little secrets of string in one article
brief introduction String is a very common object type in Java. It can be said that string is the most used in Java. S…… -
The essence and difference between IO and NiO in Java
brief introduction Finally, I'm going to write the most exciting parts of Java, IO and NiO. The full name of IO is inp…… -
Junior sister learning java IO: reading files
brief introduction Younger martial sister is a little confused about the reader and stream in Java io. She doesn't kno…… -
Finally, I broke all your imagination of Java objects with JOL
brief introduction The advantage of using object-oriented programming language is that although you don't have a girlf…… -
Junior sister learning javaio: the wonderful use of channel in NiO
brief introduction Younger martial sister, do you remember our initial intention of using IO and NiO? Younger martial …… -
Java has a deep understanding of shallow copy and deep copy
brief introduction Copying objects is a common problem in Java. There are two types in Java, base type and reference t…… -
Java functional programming and lambda expressions
What is functional programming Lambda expression @Functional interface Format of lambda expression Method reference -
Implementation of concurrentskiplistmap in skiplist and Java
Implementation of concurrentskiplistmap in skiplist and Java brief introduction At first I heard that skiplist made me…… -
Java secure coding guide: Basics
brief introduction As a programmer, just writing easy-to-use code is not enough. We also need to consider the security…… -
Deadlock due to improper execution sequence
In order to ensure the safety of threads, we have introduced the locking mechanism, but if we use locking without rest…… -
Unexpectedly, the thread was starved to death!
When building a thread pool, we can build a thread pool for a single thread and a thread pool for multiple threads. So…… -
For everything about completable future, it’s enough to read this article
In the previous article, we explained future. In this article, we will continue to explain the usage of completable fu…… -
Junior sister learning java IO: file system and watchservice
brief introduction Younger martial sister encountered the problem of monitoring file changes this time. Elder martial …… -
New feature of JDK 14: instanceof pattern matching
New feature of JDK 14: instanceof pattern matching Jdk14 was officially released in March 2020. Unfortunately, the for…… -
Aslist and ArrayList have to tell stories
Aslist and ArrayList have to tell stories brief introduction When it comes to collection classes, ArrayList should be …… -
Junior sister learning java IO: directory or file
brief introduction What is the essence of directory and file? How to manipulate and traverse directories in Java. Seni……