Tag:quality
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About test scheduling
Recently, a test friend encountered a problem about test scheduling and briefly talked about his ideas. Question: The organizational structure is like this. Project development and products belong to the same department, and testing belongs to the same department with their own leaders. Due to the poor development quality, such as the simple function of […]
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Compress the JPG / PNG / GIF image to the specified size without cropping the image
Boss made a request to compress the icon to less than 30KB. The premise is not to change the width and height of the picture, but to compress the volume. This demand forjpg/jpegThis lossy compression type of picture is simple. Call GD library circularlyimagejpegFunction to set the image quality. Until the picture volume is less […]
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Luogu topic: find out the defective products
T130870 find defective products Topic background Title Description Given a string of balls, one of them is a defective product (the defective product will be lighter). The normal small ball is represented by 1 and the defective small ball is represented by 0. It is required to find out the number of the defective small […]
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Product manager project management 05: objectives of project management
Title: objectives of project management 1. How fast and cost-effective the project is When we receive a project task, the boss or leader will formulate a series of objectives and requirements, such as good quality, fast speed, saving money and so on. But like Heisenberg uncertainty principle, meeting one requirement often fails to meet another. […]
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How to pass the quality control of real-time voice?
Hello, everyone. I’m CV Jun. I’ve been dabbling in voice for some time. Today, I’d like to talk about how to pass the quality before and after voice transmission, that is, how to evaluate the quality of our voice, such as microphone and other sound equipment. In terms of speech quality, we have three overall […]
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How does Ali define the R & D effectiveness of the team?
Introduction:Introduction: Author: he Mian, senior technical expert of Alibaba R & D efficiency department. Because I am in the R & D efficiency department, I have contacted many product technical teams of the company. Almost all of them listed the improvement of R & D efficiency as an important goal of this fiscal year, and […]
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Cloud efficiency R & D effectiveness measurement system, how to display and interpret delivery performance data
Cloud efficiency R & D effectiveness measurement system, how to display and interpret the delivery performance data. After an iteration or a cycle, the team needs to review the performance improvement driven by re disk. Before reviewing the re disk, it needs to display the current performance data of the team. R & D effectiveness […]
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Why does your unit test it management always fail
Why does your unit test it management always fail 《From the kotlin double lock single case》 《Achieve test coverage for your Android》 《Add the first unit test for your Android》 Continuing with the previous unit testing series, this article will spread from unit testing to discuss the thinking points about it management on single test. […]
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This article takes you to understand the audio quality evaluation system
preface In recent years, the product forms and application scenes of online audio and video have become more and more abundant. The epidemic has accelerated the offline to online layout of many industries. Audio and video technology has attracted more and more attention from major manufacturers. The soaring share price of zoom and the strong […]
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Aurora notebook data quality construction practice
Author: Aurora data architect Kuang Donglin 01 summary This paper presents a method for the construction of big data quality system, which can monitor the data quality of ETL tasks in the process of data processing, and carry out necessary alarm or task termination according to the monitoring results. Monitoring tasks can be started incrementally. […]
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On audio and video quality detection
From the perspective of a tester, based on the live broadcast and voice intercom services of cameras in the current project, I am looking for audio and video quality testing and some monitoring and analysis means. It is found that after reaching a certain degree of concurrency, there will be problems such as delay, jamming, […]
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Big data quality monitoring and data quality processing system
1 overview of data quality of big data platform Data quality is the basis for the effectiveness of big data mining. There is a widely spread saying in the field of big data called “garbage in, garbage out”, that is, the quality of input data directly determines the results of data processing. In big data […]