JVM: Escape analysis and TLAB
Escape analysis, which we covered in JVM Performance Tuning in JDK14, results in the JVM allocating objects on the stack to improve efficiency. If we...
Read More
Category: The back-end
Seven days to spin Redis | Day3, Redis bitmap and GEO introduction and use
February 1, 2024
by Ms. Elizabeth Butler
No Comments
This is the sixth day of my participation in the First Challenge 2022. For details: First Challenge 2022. 1. Bitmap 1.1. Application Scenarios In many...
Read More
This is the best summary of the worst Java IO model you’ve ever seen
February 1, 2024
by Anvi Garg
No Comments
Java was born so far, from the early Java IO model to Java NIO to the latest Java AIO. Java IO development up to now,...
Read More
The Python toolchain allows you to write more formal code
February 1, 2024
by 李俊傑
No Comments
During the process from a little white person who could not type Python code to an old bird who could not type Python code, except...
Read More
Understand the difference between inner join and outer join thoroughly
February 1, 2024
by Patricia Nolan
No Comments
MySQL contains two types of joins, inner join and out join, but we have heard of left join and cross join at the same time....
Read More
Table of Contents
February 1, 2024
by Mrs. Marie Gardner
No Comments
Character driver register character device allocate device number dev_t allocate register Cdev implement simple device operation function create device expand device operation function read and...
Read More
OkHttp3 tools
February 1, 2024
by Cassandra Gallagher
No Comments
OkHttp is a popular Http connection tool tripartite library, can be said to be built for high efficiency, easy to use. OkHttp3 is currently widely...
Read More
JVM lock optimization and escape analysis in detail
February 1, 2024
by Anna Wolfe
No Comments
"This is the fifth day of my participation in the First Challenge 2022. For details: First Challenge 2022." Lock optimization The JVM uses spin, adaptive,...
Read More
[Xu Xiaodi] EOS block data structure
February 1, 2024
by Barbara Gonzalez
No Comments
For a blockchain project, the most core data is the block data, and the block data structure is the technical foundation of the whole blockchain...
Read More
Golang Test first shot: unit test
February 1, 2024
by Tara Ramirez
No Comments
This article mainly introduces the unit test of Golang, from the basic knowledge gradually in-depth, involving command use and source code introduction, hoping to explain...
Read More
What if the interface cannot be exposed during business development?
February 1, 2024
by 張宜君
No Comments
0 - Introduction During service development, an interface can only be invoked between Intranet services but cannot be exposed. Faced with such a situation, how...
Read More
Implementation details of Kafka-producer
February 1, 2024
by Leanne Russell
No Comments
Kafka Sender and RecordAccumulator implementation details, and some of the specific role of the configuration.
Read More
I developed an application using image similarity comparison from SAP’s Leonardo machine learning service
February 1, 2024
by Jennifer Curtis
No Comments
(1) we build a native mobile application for end users via React-Native technology.(2) A restful API is deployed in SAP Cloud Platform 's Clo...
Read More
What exactly should the JVM learn
February 1, 2024
by Graham Curtis
No Comments
Pointing out what the next series of articles will cover, this article has left out the details in order to give you a clear picture...
Read More
A week a Python module | pathlib
February 1, 2024
by Joyce Khan
No Comments
Meanwhile, welcome to follow my wechat official account AlwaysBeta, more exciting content waiting for you. Use object-oriented apis instead of low-level string operations to parse,...
Read More
Linux IO principle and the realization of several zero copy mechanism
February 1, 2024
by Peter Gledhill
No Comments
Zero-copy technology means that the CPU does not need to copy data from one memory region to another when performing operations on the computer, thus...
Read More
Golang coroutine and scheduler principle
February 1, 2024
by Oliver Butler
No Comments
Background The Go language can be said to be born for concurrency. Go supports concurrency from the language level, through the lightweight coroutine Goroutine to...
Read More
JVM: Java byte Code introduction
February 1, 2024
by Douglas Perez
No Comments
Byte Code, also known as bytecode, is a bridge between Java source Code and the JVM. The source Code is compiled into bytecode, which is...
Read More
Best practices for building multiple architectural mirrors
February 1, 2024
by Alice Murdoch-Nielsen
No Comments
Nowadays, Docker container images can support multiple architectures/platforms, and the construction of multiple architecture images has become a necessary skill. This article expands on how...
Read More
Null: A $1 billion mistake that you really regret designing
February 1, 2024
by Mrs. Amy Ford
No Comments
We all use NULL a lot. We must admit that it is comfortable, efficient and fast, yet we have encountered countless problems in using it....
Read More
In MySQL, the like keyword can be used as an index.
February 1, 2024
by Jessica Daniels
No Comments
In the last article, Songo shared two rules for using indexes: Don't use functions on indexes. Use overwrite indexes to avoid back tables. Of course,...
Read More
Microservices: OpenFeign Performance Optimization for Service calls to Spring Cloud
February 1, 2024
by Brett Flynn
No Comments
OpenFeign optimizations include logging enhancement, GZIP compression, Http connection pooling, fuse degradation, and timeout, which will undoubtedly improve application performance.
Read More
Learn one Linux command per day (113) : DNF
February 1, 2024
by Joanne Jackson
No Comments
Dandified Yum (DNF) is a new-generation RPM package manager. DNF package manager overcomes some of the bottlenecks of YUM package manager, improving user experience, memory...
Read More
JVM performance optimization in JDK14
February 1, 2024
by Grace Trask
No Comments
In the last article, we looked at the introduction of the JIT compiler to improve interpretation performance. Today, we will take a look at some...
Read More
The successful conclusion of 2021 Seven Niuyun strategy conference opens the next decade
February 1, 2024
by Sarah Barrett
No Comments
On December 17, 2021, "Cloud na everything · Numbers all speak" -- 2021 Seven Ox Cloud strategy conference was successfully held in Shanghai. A journey...
Read More
Golang background unit testing practice
February 1, 2024
by George Kerr-Allen
No Comments
The addition of new functionality, increased code complexity, the need to optimize code, or the emergence of new technologies can all lead to a need...
Read More
Java Learning Diary -List collection & What does JVM do after New
February 1, 2024
by Mr. Vincent Foster
No Comments
The List interface can store a non-unique, ordered set of objects (which can be NULL); Common implementation classes are ArrayList and LinkedList. The array is...
Read More
Golang’s FMT package causes variables to escape to the heap
February 1, 2024
by Evan Flowers
No Comments
Question: Do functions such as fmt.Printf cause arguments passed in to escape from the stack to the heap at compile time? Golang issue: (https://github.com/golang/go/issues/8618)
Read More
7 Libraries Python developers should look out for in 2017
February 1, 2024
by Amanda Ochoa
No Comments
The authors reveal seven Python libraries, not including familiar ones like Django and Flask, that Python developers may want to look at in 2017.
Read More
Nakama Server, binary installation
February 1, 2024
by Ivana Behl
No Comments
To start developing with Nakama, you first need to install it on your development machine. It's simple and it only takes a few minutes. In...
Read More