recently I want to use viz to draw a static flow diagram, but I don t know how to set up a picture for the node. It is mentioned in the documentation and other blogs that pictures can be added, but their method does not work (maybe the scene is wrong...
problem description the chart, that needs an equity penetration chart similar to Tianyan Chart is a bit similar to the Sanji diagram in the diagram, but there are still some differences. I don t know if it has been modified. ...
d3 npm now d3 releases a small version in almost a month or two, and now I don t know which version is the safest to use. official tutorials are v4, official tutorials which version is better to use in the current production environment? ...
how do I realize that the line below the maximum (warning line) is red two and the one above the maximum is another color? Similar to this effect my code: < path d={lineGen(data)} stroke={arr > base.baseValue ? line.color : red ...
style of instance <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Tree Example< title> <style> .node { cursor: pointer; } .nod...
such as svg g text move text to parent svg g text ...
how does d3.js get the coordinates of the svg element relative to the document ...
the desired effect is as follows: d3stacked bar chart: the color of the two different columns is the same. The code can see here . The question is, how can I create the kind of bar chart that I want, each column has a different color ? Thank you...
the data returned by websocket is in gzip format. How to decompress it? function ws (url) { var ws = new WebSocket(url); ws.onopen = function(evt){ console.log(evt); }; ws.onmessage = function(evt){ console.log(evt); }; ws.oner...
there are system An and system B. system An owns database An independently, and system B owns database B. system An and system B share a set of user information database, database C. Database C stores all the information about the user, such as name...
in the system, the foreground POS machine needs to call the back-end payment API. After the POS machine requests the payment interface for the first time, it has not received a return for a long time, and the timeout is treated as a failure, but the actu...
I initialized a project with vuecli, and then there was a problem when I introduced the image. This is what I wrote about the image obtained by js { src: require( .. assets slideShow pic1.jpg ), title: xxx1 , href...
our company s current project is based on Laravel. Currently, git does not catch up with the vendor directory. Each update server will pull composer install s new dependencies on the server. now, in addition to the web side, we will add the app side...