Tag:Map

  • Amap draws 1000 + aircraft without jamming

    Time:2021-2-23

    stayGaud mapIt is believed that many people use marker to draw aircraft marks on the map. But if there is a lot of data, there will be some cards on the map, which will seriously affect the use of users. So how can we not use the card in the case of big data? If […]

  • How does Huawei cloud database do the migration of 17tb data in 2 days?

    Time:2021-2-6

    Abstract: when we were children, we would look at the map of China on the wall to know the mountains, rivers and urban culture. Nowadays, in the digital era, the traditional map has been unable to meet the needs of people. How to obtain a variety of rich geographic content and real-time dynamic information has […]

  • Play with flutter Web

    Time:2021-1-31

    1. Long winded Last year, I wrote a simple function of Gaud map plug-in to flutter_ At that time, it supported both Android and IOS. A while ago, an issue asked if it would support the flutter web. At that time, I was a little confused. After all, I was not familiar with JS… But […]

  • Gaode map API, get and set zoom level and center point

    Time:2021-1-19

    Double click to adjust the level of Gaode map Zoom changes the level of the initial map. The higher the zoom value, the more detailed the content and the smaller the scope Center changes the center point of the initial map, which is an array containing longitude and latitude map <span style=”background-color: #f5f5f5; color: #800000;”> […]

  • Custom dot style and message box on Baidu map

    Time:2021-1-18

    Custom dot style and custom message graph on Baidu mapThe results are as follows thinking At first, I wanted to modify the infowindow style, but I found it very difficult, so I considered using marker to directly overlay the custom map and canvas map on the map. Because the content with wide message is changeable, […]

  • Gaode map API: Administrative Region + range + translation + latitude and longitude + mouse style

    Time:2021-1-16

    Get the administrative region getcity() of the current map map <span style=”background-color: #f5f5f5; color: #800000;”> *</span><span style=”background-color: #f5f5f5; color: #000000;”>{</span><span style=”background-color: #f5f5f5; color: #ff0000;”>margin</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>0</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: #f5f5f5; color: #ff0000;”>padding</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>0</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: #f5f5f5; color: […]

  • Map search + POI + marker operation of Gaode map API

    Time:2021-1-15

    use AMap.Autocomplete () automatically complete the plug-in to realize the search function map <span style=”background-color: #f5f5f5; color: #800000;”> *</span><span style=”background-color: #f5f5f5; color: #000000;”>{</span><span style=”background-color: #f5f5f5; color: #ff0000;”>margin</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>0</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: #f5f5f5; color: #ff0000;”>padding</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>0</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span […]

  • Python uses Matplotlib toolkit to map the world

    Time:2021-1-15

    The text and pictures of this article are from the Internet, only for learning and communication, and do not have any commercial use. If you have any questions, please contact us in time. The following article is from Python practical dictionary, written by ckend Introduction to Python data analysis https://www.bilibili.com/video/BV18f4y1i7q9/     Python is so […]

  • Gaode map API, map type switch (satellite map)

    Time:2021-1-13

    Common controls AMap.MapType : map type switch plug-in, which can be used to switch satellite map First of all, remember to introduce plug-ins Add control map.addControl () map <span style=”background-color: #f5f5f5; color: #800000;”> *</span><span style=”background-color: #f5f5f5; color: #000000;”>{</span><span style=”background-color: #f5f5f5; color: #ff0000;”>margin</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>0</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: […]

  • Simply understand the differences among Python filter, map and reduce

    Time:2021-1-9

    This article mainly introduces a simple understanding of the difference between Python filter, map and reduce. The example code is introduced in great detail, which has a certain reference learning value for everyone’s study or work. Friends in need can refer to it There are some very interesting functions in python that you may encounter […]

  • It does not rely on any library to create its own visual data map

    Time:2021-1-8

    preface In today’s growing data, the demand for data visualization is also growing. Open a recruitment software at will, and there are at least three of the ten better posts that require the experience of data visualization. I once met such a demand: the Bank of Qingdao hopes to sell itself to the bankSmart bankThe […]