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  • Participate in the essay solicitation to win the interview of Lvtong qualification! Find you who love technical creation

    Publish solicitation, Show your story and win the interview green pass qualification, official flow rights, digital gift package, customized T-shirt and other luxury gifts!

    five hundred and forty-three sixty-five

    One article interpretation: evolution and challenges of Alibaba Cloud AI infrastructure

    How to better release cloud performance to help AIGC application innovation? "Alibaba Cloud elastic computing provides ECS GPU DeepGPU enhancement toolkit for cloud customers to help users efficiently build AI training and AI reasoning infrastructure on the cloud, thus improving the efficiency of computing power utilization." Li

    one hundred and twenty-five thousand two hundred and five two hundred and thirty-five

    Apache RocketMQ ACL 2.0 new upgrade

    RocketMQ ACL 2.0 has been upgraded in terms of model design, scalability, security and performance. It aims to provide users with refined access control and simplify the permission configuration process. Welcome to try the new version and apply it to

    one hundred and eighty-eight thousand three hundred and sixty one hundred and fifty-four

    In May, the text change challenge was launched with great enthusiasm and creation!

    In May, the developer community changed the challenge to find you who love the creation of technical content. Welcome to create!

    one thousand two hundred and sixty-nine one hundred and forty-three

    Case Analysis | Troubleshooting&Summary of Thread Pool

    The author combed and shared the thread pool class failures, and analyzed and summarized them from the failure perspective and the technical perspective. The failure perspective can see the phenomenon and lessons, while the technical perspective can see the essence through the phenomenon and further see how to avoid them.

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     Case Analysis | Troubleshooting&Summary of Thread Pool

    ODPS optimization suggestions for new technicians

    Data development is basically from unfamiliar to familiar. However, if you write too much, you will find various useful tools/functions, as well as various pitfalls. This article shares some practical experience of the author from data acquisition to data development to data monitoring.

    ninety-five thousand eight hundred and eighty-three one hundred and twenty-seven
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    28 days ago
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    7 practical lectures on AI coding of Tongyi Holy Code

    The Art of Data Management: Detailed Review and Practical Deployment Strategy of PolarDB Open Source Version (I)

    PolarDB-X is a high-performance cloud native distributed database developed by Alibaba. It is based on the shared nothing architecture of shared storage, supports MySQL ecology, and has financial level high availability, distributed level expansion HTAP mixed load capacity. It passes CN (calculated by

    two hundred and thirty-three thousand four hundred and fifty-five twenty-one
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    12 days ago
    | | |

    AIGC+New Paradigm of Software Development

    At a time when AI popularity continues to rise, Alibaba Cloud has launched the AI intelligent coding assistant Tongyi Holy Code. Tongyi Smart Code is an intelligent coding assistant based on the big model of Alibaba Cloud Tongyi Code. It is based on a large number of excellent open-source data sets and programming textbook training, and provides developers with an efficient and smooth coding experience.

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     AIGC+New Paradigm of Software Development

    PolarDB PostgreSQL Serverless Elasticity&Price Power Observation

    PolarDB PostgreSQL Serverless Elasticity&Price Power Observation

    five thousand three hundred and fifty-four zero
     PolarDB PostgreSQL Serverless Elasticity&Price Power Observation
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    Before January
    | | |

    Which ports should be opened for the deployment of Nacos?

    Which ports should be opened for the deployment of nacos

    one thousand seven hundred and eighty-four
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    20 days ago
    |

    AI Agent Hands on Practice Training Camp

    The Art of Data Management: Detailed Review and Practical Deployment Strategy of PolarDB Open Source Version (II)

    PolarDB-PG is a cloud native relational database of Alibaba Cloud. It is 100% compatible with PostgreSQL, supports Oracle syntax, uses the Shared Storage storage computing separation architecture, and provides the HTAP capability of extreme elasticity and millisecond delay.

    one hundred and ninety-seven thousand four hundred and eighty-three twenty-one
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    6 days ago
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    Refined into gold - a new chapter in the big financial model

    Many refinements are bound to turn into gold, and new quality productivity will lead to new quality labor force. I would like to discuss with friends in the industry how to actively embrace and apply big model technology to cope with and control the changing market environment, realize the continuous and stable quality and efficiency improvement and innovative development of science and technology finance, and work together to open

    five hundred and ninety-three
     Refined into gold - a new chapter in the big financial model

    Tongyi smart code technology analysis, creating a new paradigm for AI native development

    The first part of this paper first introduces the fundamental impact of AIGC on software development, and then introduces the current trend from a macro perspective; The second part will introduce the Copilot model, and the third part is the progress of future software R&D agent products.

    seventy-one thousand six hundred and ninety-six seven

    The pipeline YAML advanced usage has come, greatly reducing repetitive code and flexibly arranging multiple tasks

    Cloud Flow pipeline YAML introduces the template syntax, supports the use of template language to dynamically render pipeline YAML, satisfies multiple jobs with the same or similar logic to batch configure the scene, satisfies multiple jobs to dynamically generate the scene on demand, and helps reduce

    seventy thousand two hundred and forty-three seven

    Cloud effect pipeline as code is coming! Use these scenarios to double the efficiency!

    Visualization and YAML layout are both available. How would you like to score the cloud effect CI/CD pipeline?

    sixty-one thousand and twenty-five three

    Best practices of host monitoring in supercomputing elastic computing scenarios based on Prometheus

    How to build an accurate, fast and reliable monitoring system becomes the key point in the scenario of rapid and elastic expansion of supercomputing. Alibaba Cloud's host monitoring implementation practice in supercomputing scenarios solves the challenges faced by supercomputing scenarios and delivers a reliable and comprehensive host monitoring system.

    fifty-nine thousand two hundred and twenty ten

    [Technical Analysis | Practice] Deploy Havenask cluster in Kubernetes mode

    This sharing content is Havenask's Kubernetes mode deployment, which consists of the following two parts (deploying the Kubernetes mode Havenask cluster Kubernetes mode), hoping to help you better understand and

    fifty-eight thousand nine hundred and thirty-two one

    A new perspective on container memory observability: WorkingSet and PageCache monitoring

    This article introduces the concept of container working memory (WorkingSet) in Kubernetes, which is used to represent the real-time usage of container memory, especially active memory.

    fifty-five thousand six hundred and seventy-one eleven
     A new perspective on container memory observability: WorkingSet and PageCache monitoring

    PolarDB-X Storage Engine Core Technology | Index Back Table Optimization

    In order to store, retrieve and maintain data efficiently, the database system uses a variety of different data organization structures. Different organizational structures have specific purposes and optimization points, such as improving query speed, optimizing write performance, reducing storage space, etc. Currently, PolarDB-X uses B-Tr

    fifty-three thousand eight hundred and four two

    [In simple terms] Alibaba self-developed open source search engine Havenask log query

    The content shared this time is the log query of Havenask. The article contains specific query steps, examples, and practical demonstrations, hoping to help you better use Havenask.

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    [Technical analysis | practice] Havenask problem troubleshooting

    This sharing is about the troubleshooting of Havenask, which consists of the following four parts (Hape O&M script problems, cluster related problems, table related problems, data writing and query problems). I hope it can help you better understand and use Havenask.

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    Query speed is increased by 11 times, and resources are saved by 70%. Alibaba Cloud database kernel Apache Doris practices in Netease log and timing scenarios

    Netease Lingxi Office and Yunxin improved large-scale log and timing data processing by using Apache Doris, replacing Elasticsearch and InfluxDB. Doris has achieved lower server resource consumption and higher query performance

    fifty-two thousand five hundred and eighteen two
     Query speed is increased by 11 times, and resources are saved by 70%. Alibaba Cloud database kernel Apache Doris practices in Netease log and timing scenarios

    [Preview] Express delivery of new Alibaba Cloud computing products: commercial release of HPC optimization instances

    At 14:00 on May 30, an HPC optimization instance hpc8ae designed for cloud based high-performance computing will be launched, aiming to solve the problem that the existing cloud computing infrastructure does not optimize HPC applications sufficiently, provide cost-effective simulation solutions, improve computing efficiency and accelerate business innovation. Live broadcast, ah

    twelve thousand six hundred and sixty-nine three
     [Preview] Express delivery of new Alibaba Cloud computing products: commercial release of HPC optimization instances

    Smart research in the future, directly hit AI DevOps, Alibaba Cloud User Exchange Day Hangzhou Station is coming!

    In this era of rapidly changing technologies, intelligent DevOps on the cloud is promoting enterprise innovation boundaries at an unprecedented speed, reshaping the efficiency and quality of software development. In order to further explore this path of change, we sincerely invite you to participate in our exclusive closed door technology salon, and work together to open a debate on cloud intelligence

    five thousand and eighty-eight zero
     Smart research in the future, directly hit AI DevOps, Alibaba Cloud User Exchange Day Hangzhou Station is coming!

    Five Steps to Locate Performance Bottlenecks

    Before performance testing, it is important to understand the data flow and system architecture. Draw a data flow diagram to identify potential bottlenecks, use the "pool model" to analyze the system architecture, and optimize the test process to improve test efficiency. Log analysis is the key to diagnosing performance problems. It can quickly locate problems and keep the environment consistent

    one thousand eight hundred and thirty-one two

    Talk to Li Guoqiang, head of AliCloud native products: promote the comprehensive integration of observable products and OpenTelemetry open source ecosystem

    Alibaba Cloud announced a comprehensive upgrade of several observable products. Among them, the application of real-time monitoring service ARMS has taken the lead in promoting the comprehensive integration with the OpenTelemetry open source ecosystem in the industry, greatly enriching the types and scale of observable data, and significantly enhancing the core capabilities of ARMS

    one thousand two hundred and sixty-three seven

    No need to relearn, use Kibana to query/visualize SLS data

    This article demonstrates the method of using Kibana to connect SLS ES compatible interface for query and analysis.

    sixty-six thousand five hundred and thirty-six eleven

    MEV Attacks Popular Science: Secrets, Hazards and Protection Strategies

    MEV attack is a phenomenon in cryptocurrency. Attackers use information asymmetry and trading privileges to obtain excess profits. This attack affects user experience, destroys market fairness, threatens system stability and wastes resources. Common forms include preemptive trading, sandwich attack, etc. To avoid MEV attacks, privacy protection

    one thousand seven hundred and fifty-seven two

    How to improve the efficiency and quality of content production through AI technology

    Using AI to improve content production efficiency involves intelligent planning (data analysis, hotspot tracking), automatic generation (text, multimedia), editing optimization (grammar check, fact check), personalized recommendation, content review, compliance check, and data analysis feedback. AI improves quality by reducing labor costs

    one thousand seven hundred and seventy three

    Using Open Source ProxySQL to Build PolarDB-X Standard Edition Highly Available Routing Service

    This article will guide how to quickly build and configure PolarDB-X standard version and ProxySQL, and provide verification tests to verify highly available routing services.

    seven hundred and ninety-nine two

    Complete the hands-on operation of Hello World based on the Tongyi Holy Code

    Through this practical course, you will intelligently develop a web service program to display Hello World with the ability of the Smart Code Assistant. The purpose of this practice is to understand that the coding assistant can help you quickly develop 0-1 executable programs, feel the experience that AI can help you improve, and feel the sense of spiritual code literacy

    seven hundred and sixty-two zero

    Wanzi's journey: starting from the ten year old framework decided to restructure

    Whether from product evolution or development experience, the original iLogtail architecture has seriously restricted its rapid development. Therefore, upgrading the iLogtail architecture is imminent.

    six hundred and forty zero

    From offline to real-time: Wuxi Xishang Bank's data warehouse evolution practice based on Apache Doris

    From offline to real-time: Wuxi Xishang Bank's data warehouse evolution practice based on Apache Doris

    sixty-four thousand nine hundred and fifty-four four

    In the AIGC era, how does Alibaba Cloud make it easier for short dramas to go to sea?

    Let's talk about AIGC's auxiliary attack route under the high temperature of the short play.

    five hundred and ninety-nine zero
     In the AIGC era, how does Alibaba Cloud make it easier for short dramas to go to sea?

    Invite you to participate in the [Apsara Technology Salon AI Native Application Architecture Session · Beijing Station

    Apsara Technology Salon AI Native Application Architecture Session · Beijing Station is under registration.

    seven hundred and fifty-five one

    Apsara release time | Alibaba Cloud observable full speed evolution

    At 10:00 on May 22, when Alibaba Cloud Apsara was released, Alibaba Cloud application real-time monitoring service ARMS announced a comprehensive upgrade. This release not only marks the evolution of Alibaba Cloud's technical strength, but also represents an innovative practice after deep insight into enterprise needs.

    six hundred and seventy-six thirteen

    Tongyi Spiritual Code Practice Series: How to quickly start a new project and maintain the code base of the legacy system?

    Tongyi Holy Code, which helps developers improve quality and efficiency in the form of a coding assistant, has been popular with colleagues since joining Alibaba Cloud. Let's experience its working ability through several practical scenarios: 01/Create a new project using Spring Boot 02/Maintenance

    sixty-eight thousand seven hundred and thirty-three two

    [Technical Analysis | Practice] Havenask Text Index

    The content of this sharing is Havenask's text index. This course is mainly divided into two parts. First, it briefly introduces the data structure of inverted index and the characteristics of text index. Then, it carries out the practice of configuring different analyzers for text index, hoping to help everyone better understand and use Have through sharing

    one thousand and twenty-seven two

    Shanghai Station | Apsara Technology Salon Serverless+AI special session opens!

    "Flying Technology Salon - Serverless Technology Practice Camp" will be held on May 31, 2024, focusing on the application of Serverless in AI. Activities include lectures and practical exercises, discussing the evolution trend of Serverless AI application development and cost reduction

    nine hundred and five seven
     Shanghai Station | Apsara Technology Salon Serverless+AI special session opens!

    Basic gateway configuration

    Basic gateway configuration

    one thousand eight hundred and eighty-six four

    Welcome to the Apache Seata (incubating) Open Source Summer

    Apache Seata (incubating) invites students to participate in the open source summer activity in 2024 from April 30 to June 3. The project aims to cultivate developers in the field of distributed transactions, and participants will collaborate remotely and organically

    eight hundred and eighty-five twelve

    Out of the box enterprise level CICD tool - Cloud effect pipeline Flow

    [May Change Challenge Day 10] Out of the box enterprise level CICD tool - Cloud Effect Pipeline Flow

    one thousand nine hundred and twenty-seven eleven

    OpenSearch LLM Smart Q&A New Upgrade

    Alibaba Cloud OpenSearch LLM intelligent question and answer version has recently been upgraded, with new product capabilities such as the latest version of open source big model, multimodal model, and slicing strategy upgrade.

    one thousand three hundred and ninety-four one

    9 open source projects and 25 topics are optional | Welcome to sign up for Alibaba Cloud's native open source summer

    In the summer of open source in 2024, the Alibaba Cloud native application platform team will open up Apache Dubbo/Apache RocketMQ/Apache Seata/Higress/iLogtail/NAS/Sentin

    seven hundred and twenty-two one

    Llama 3 Open Source! Magda Community takes you hand in hand to reason, deploy, fine tune and evaluate

    Meta released Meta Llama 3 series, which is the next generation of open source large language models of the LLAma series. In the next few months, Meta is expected to introduce new functions, longer context windows, additional model size and enhanced performance, and will share Llama

    three thousand eight hundred and ninety-five two
     Llama 3 Open Source! Magda Community takes you hand in hand to reason, deploy, fine tune and evaluate

    Spring AI preemptive experience, playing Java AI application development in 5 minutes

    Spring Cloud Alibaba AI is based on Spring AI, and on this basis, it provides full adaptation of Alibaba Cloud Tongyi series big models, allowing users to develop Java AI applications based on Tongyi big models within five minutes.

    two hundred and twenty-five thousand one hundred and ninety-three ten
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    Is the row and column update of Hologres parallel or serial, and there will be no data inconsistency?

    Hologres row and column updates are parallel or serial, so there will be no data inconsistency

    The comprehensive quality evaluation system for students in the School of Mathematics and Metrology based on springboot+vue.js

    The comprehensive quality evaluation system for students in the School of Mathematics and Metrology based on springboot+vue.js

    thirteen five

    Jinan sql database engineer

    Jinan SQL database engineers are professionals responsible for managing and maintaining SQL databases. The following are some details about Jinan SQL database engineers: 1、 Post responsibilities 1. Be responsible for daily patrol inspection of the database, feed back the operation status in time, track and solve problems, and ensure

    eleven five

    Will the data stored in Hologres row be updated at the same time?

    Will the data stored in Hologres row also be updated at the same time

    Online cycling website based on springboot+vue.js with articles and source code design description document ppt

    Online cycling website based on springboot+vue.js with articles and source code design description document ppt

    ten six

    When updating Hologres, the row data will be read according to the primary key, and the column data will be updated for the updated column?

    When updating Hologres, it will read the row data according to the primary key and update the column data for the updated column

    Hologres statistics and analysis will be automatically stored in columns, right?

    Hologres statistics and analysis will be automatically stored in columns, right

    Is Hologres a strange way to store updates in columns?

    Hologres is a bit strange in the way of column update. All hbases update the column cluster of the corresponding rowkey directly

    Hospital emergency system based on springboot+vue.js with articles and source code design specification document ppt

    Hospital emergency system based on springboot+vue.js with articles and source code design specification document ppt

    thirteen five
     Hospital emergency system based on springboot+vue.js with articles and source code design specification document ppt

    Database sql supermarket

    When it comes to using SQL to manage supermarket databases, there are usually many aspects to consider, including commodity management, order processing, sales analysis, inventory management, etc. The following is a simple example of supermarket database SQL and some common query operations. **1. Database Table Design*

    eleven five

    What format does Hologres use? Default?

    What format does Hologres use by default? Mismatched properties: table orientation is row, column but storage format is orc

    The Hologres update statement has been executed for 20 seconds. Do you want to save it in a new line?

    Hologres This update statement has been executed for 20s and needs to be stored in a new line

    Campus stadiums (facilities) use management website based on springboot+vue.js with articles and source code design description document ppt

    Campus stadiums (facilities) use management website based on springboot+vue.js with articles and source code design description document ppt

    ten five

    Enterprise OA management system based on springboot+vue.js with articles and source code design specification document ppt

    Enterprise OA management system based on springboot+vue.js with articles and source code design specification document ppt

    eight three

    SQL anywhere database optimization

    \Anywhere For any database system, optimization is a continuous process aimed at improving query performance, reducing resource consumption, and ensuring data integrity and security. Here are some suggestions to help you optimize the SQL Anywhere database: 1. **

    ten four

    Film booking and review website based on springboot+vue.js, with articles and source code design specification document ppt

    Film booking and review website based on springboot+vue.js, with articles and source code design specification document ppt

    eleven five
    |
    2 hours ago
    |

    Lock record

    Lock record

    nine four
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    2 hours ago
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    Lock object

    Lock object

    eleven five
    |
    2 hours ago
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    Lock expansion

    Lock expansion

    eight four

    Sql database cleaning tool

    In SQL database management, cleaning and optimizing the database is an important link, especially when the database log file is too large. Although there is no specific "SQL Database Cleanup Tool" that can solve all problems with one click, you can use a variety of methods and tools to clean up the number of SQL Servers

    nine four

    If Hologres executes these commands concurrently, SQL will lock each other equally, resulting in high latency. Upsert?

    Hologres If you execute INSERT If the UPDATE or DELETE command is used, the SQL will lock each other, resulting in high latency. Upsert? My scenario is that the data submitted by the OGG will be persistent to the batch of data submitted by the Hologres

    The programming training system based on springboot+vue.js comes with articles and source code design specification documents ppt

    The programming training system based on springboot+vue.js comes with articles and source code design specification documents ppt

    nine six

    How can I debug Hologres?

    My sqlselect to_timestamp ($1, YYYYMMDDHH24MISS) parameter transfer $1 20240523085300 is executed successfully when the automatic scheduling is ineffective

    Enterprise level workstation management system based on springboot+vue.js with articles and source code design description document ppt

    Enterprise level workstation management system based on springboot+vue.js with articles and source code design description document ppt

    eight four

    Is the Fixed Plan in Hologres the default configuration in Hologres or should it be set in the code?

    In Hologres, is the Fixed Plan the default configuration in Hologres or should it be set in the code

    Sql database command

    SQL (Structured Query Language) is a standard programming language for managing relational databases. The following are some common SQL database commands: 1. * * Create Database * *: ``

    eleven five

    Will Hologres Segment_Key have an effect at the second level? Sort?

    Will Hologres Segment_Key have effect at the second level? Will it be sorted

    Will the creation of bit_map in all fields of Hologres' table lead to update?

    If bit_map is created in all fields of Hologres' table, will update be slow.

    Computer course management platform based on engineering education certification based on springboot+vue.js

    Computer course management platform based on engineering education certification based on springboot+vue.js

    eleven five

    How to solve the error reported in the reconstruction report of Hologres holo?

    HOOGRES HOLO Rebuild Report How to solve the error Cause: ERROR: relationship schema_name. * * _id_seq does not exist

    Can Hologres limit the resource limit of the specified account? It is not the kind that groups and isolates resources.

    Can Hologres limit the upper limit of resources used by the specified account? It is not the kind that isolates resource groups.

    Hologres reports that the SQL calculation is too large, and the memory is moved out?

    Hologres reports that my SQL calculation is too large. The memory is moved out of ORCA failed to produce a plan: Out of stack spaceStack track: 1 0x00

    Shared car management system based on springboot+vue.js

    Shared car management system based on springboot+vue.js

    ten six

    Software Testing Concepts and Fundamentals

    Software Testing Concepts and Fundamentals

    twelve eight

    Enterprise asset management system based on springboot+vue.js with articles and source code design specification document ppt

    Enterprise asset management system based on springboot+vue.js with articles and source code design specification document ppt

    thirteen three

    Java based teaching assistance platform based on springboot+vue.js with articles and source code design specification document ppt

    Java based teaching assistance platform based on springboot+vue.js with articles and source code design specification document ppt

    twelve six

    File IO Operation

    File IO Operation

    eight two

    Urban affordable housing management system based on springboot+vue.js

    Urban affordable housing management system based on springboot+vue.js

    eight five

    Knowledge management system based on multidimensional classification based on springboot+vue.js

    Knowledge management system based on multidimensional classification based on springboot+vue.js

    seven three
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