Tag:Use case

  • If you feel unfamiliar with CSS variables, you can add this!


    Author: Ahmad shadeTranslator: front end XiaozhiSource: ishadeed Like and watch again to form a habit this paperGitHubhttps://github.com/qq44924588… It has been included in the, more classification of highly praised articles in previous periods, and sorted out a lot of my documents and tutorial materials. Welcome star and perfect. You can review with reference to the test […]

  • Talking about single test from head to toe — on effective unit test (Part 2)


    Reading guideIn “talking about single testing from head to toe — Talking about effective unit testing (Part I)”, we mainly introduce the pyramid model, why to do single testing, the stages and indicators of single testing. In the next part, we mainly introduce more wonderful contents about mock, how not to abuse mock, strategies for […]

  • Overview and practice of Java SDK integration testing


    Project backgroundAs a professional team that has long focused on the design and R & D of the underlying platform of the blockchain, fun chain technology attaches particular importance to product quality. Software testing can be said to be the most critical part of the quality assurance of the platform.The underlying technology platform usually provides […]

  • Figure 1 understand how Huawei cloud devcloud meets the test challenges of agile development


    As a member of the test team in agile development, do you encounter the same confusion in the process of microservice testing: services do not have independent verification ability, and the efficiency of automated use case development is very low? Huawei cloud devcloud API full scenario testing technology to support ~ around the full scenario […]

  • The Ubuntu system regulates the GPU fan speed


    The Ubuntu system regulates the GPU fan speed View NVIDIA GPU temperature and speed nvidia-smi Ubuntu with desktop Can passnvidia-settingsInput image interface settings. No desktop Ubuntu [headless Linux server] Use the coolgpus script for tuning https://github.com/andyljones…Installation:Installing using pypi pip install coolgpus Use case: #Set the GPU fan speed to 99% sudo $(which coolgpus) –speed 99 […]

  • oracle & hive- substr() & instr()


    1. substr() syntax: SUBSTR (string, start_position, [length_of_substring]) eg: substr(‘This is a test’, 6, 2) would return ‘is’ remarks: The original string is assumed to start at position one (1). If substring_length is omitted, then Oracle returns all characters to the end of char. If substring_length is less than 1, then Oracle returns null. 2. instr() […]

  • Go microservices of clean architecture: things Management


    In order to support transactions in the business layer, I tried to find spring like declarative transaction management in go, but I didn’t find it, so I decided to write one myself. Transactions are easy to implement in go, but they are difficult to implement correctly. Requirements: 1. Separate business logic from transaction code.When writing […]

  • One of UML, why UML?


    Think in UML learning Object oriented and process oriented are two different ways to describe the world. Process oriented: the world is regarded as a process, and the world is built by interconnected small programs,It is precision.。 But there are too many factors that make up a system. It’s very difficult to take all possible […]

  • UML II. Modeling elements (1)


    This chapter introduces UML modeling elements 1:Stereotype – also known as type, stereotype The function of element extension in UML is simply to add some tags on the existing types, similar to stamping, so as to generate new things. Simply add a sentence to describe this class more clearly and accurately. 2:Actor is someone or […]

  • UML use case model and class diagram exercises


    1.A small online fruit supermarket is responsible for ordering apples, mangoes, peaches and lychees online. Users can register as members, make appointment, order, inquire, cancel and other routine actions.Please design use case model1) Participants2) Use case diagram3) An important use case for description     2. Draw class diagramThere are many departments in a company. […]

  • Liberate database query, write a query builder of go


    Preface Database query In go development, there are generally two options for querying databases: Using ORM (Gorm \ xorm, etc.) Write SQL directly Writing SQL directly has clear semantics and is not easy to make mistakes, but it is not flexible when encountering multiple variable conditions ORM has the functions of model relation, record preloading […]

  • Unit test framework of python (1): unit test


    By hellogithub-Prodesire Preface When it comes to Python’s unit test framework, I think the first thing that comes to mind of a friend who has been exposed to Python is unittest.Indeed, as a standard library of python, it is excellent and widely used in various projects. But you know what? In fact, in many Python […]