Tag：Pain point
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Time：2021-10-23
Introduction:This paper introduces some practices of qunar data platform using Flink + iceberg 0.11. Author: Yu Dong Summary:This paper introduces some practices of qunar data platform using Flink + iceberg 0.11. The contents include: Background and pain points Iceberg architecture Pain point 1: Kafka data loss Pain point 2: high pressure of hive in near […]
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Time：2021-9-1
Live playback：http://live.vhall.com/266845679The hyperphone blockchain is newly upgraded. In each issue, we will invite a technology leader or application pioneer to share technical practices and industry application cases. The whole sharing will be carried out in the form of live video. On May 20, at 8 p.m. on Thursday, the community invited Chen Chen, senior blockchain […]
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Time：2021-8-4
Starting inLanguage bird document The background is like this The back management project of our company does not follow the restful style API, but the back management gateway. The back management gateway will distribute the request. The specific distribution methods are as follows: Request all post The request URL is unified as / AGRS The […]
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Time：2021-7-23
Four pain points faced by financial industry under big data At present, the whole financial market environment is becoming more and more severe, and the supervision is becoming more and more strict. Whether it is the retail, corporate, trading or interbank business of banks, they need to face the problem of efficiency and accuracy of […]
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Time：2021-6-25
I’ve heard of a man namedJohn WashamHis inspirational story of self-learning programming was once on the GitHub hot list. In order to transform himself from a non CS self-study party into a Google software engineer, he insisted on self-study every day8~12After several months, he got what he wanted and became a software development engineer in […]
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Time：2021-5-6
preface Code format specification has always been a pain point in development. The following is the visual studio code development tool. In my work, I summarize the common code format plug-ins Example： Before format .second_kill { background: #fff; margin-top: 20px; padding: 30px; display: flex; align-items: center; justify-content: space-between; font-size: 26px; border-bottom: 2px solid #ccc; } […]
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Time：2020-12-16
preface When we process data in the front end, we can’t avoid Ajax communicating with the background. Ajax communicates with the server through the XMLHttpRequest object. JQuery encapsulates the $. Ajax method for communication on the basis of XMLHttpRequest. The $. Ajax method is very practical and easy to use. This time, we encapsulate query […]
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Time：2020-12-14
Hello, everyone. I’m a ruffian. I’m a real technical ruffian. What ruffian Heng introduced to you today isi. New flexspi remap feature on some mxrt models。 OTA upgrade design is a topic that almost every mass production customer can’t get around. After the product is released, it is necessary to upgrade the firmware (APP) to […]
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Time：2020-12-9
One, a project management tool for Chinese enterprises, was released in one Project has supported JIRA data import. After the product update, many enterprises that used JIRA have shown great interest in one after another. All around the pain points of JIRA’s use and our pre-sale younger brothers and sisters, we are crazy about “JIRA […]
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Time：2020-11-28
Realm — the best solution to simplify the real write transaction in IOS(other platforms can also learn from this idea) Direct use Goto –> Github Start reading Solve the pain point Pain point 1, duplicate code, originally add, delete, modify check general two or three lines, submit accounted for 2 lines, basically a half more […]
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Time：2020-11-28
If you know why you want to use an interpolated string, only those who have stepped on the pit can understand it. If you have ever used it string.format There are more than 5 placeholders. I think you can resonate with the pain. 1： Painful experience First of all, we have written a piece of […]
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Time：2020-11-13
preface Developing products is always a painful and happy thing. On the one hand, they suffer because they don’t understand the real needs of users, they are afraid of building a car behind closed doors, and they are worried that the technology can not be realized. On the other hand, they will be happy because […]
