the code is as follows: d3.select( -sharpaaa ).append( use ) .attr( id , bbb ) .attr( x , 8) .attr( y ,a8) .attr( xlink:href , -sharppoint ) .on( mouseenter ,over) ...
d3.js v5 version is in use, as follows: javascript code snippet let colorData = [1, 2, 3, 4, 5, 6, 7, 8]; let colorSchemes = [ d3.scaleOrdinal(d3.schemeCategory10), d3.scaleOrdinal(d3.schemeAccent), d3.scaleOrdinal(d3.schemePaired), d3....
how to change the size of X-axis coordinate text when making visual charts with D3 is there any property that can be set if the font is too large after scaling? ...
.point-create is the dot .tipArrow-create is the arrow `showTipArrow= () = > { d3.selectAll( .point-create ).on( click ,function(){ let $thisDom=d3.select(this); d3.selectAll( .tipArrow-create ).filter(function(d,i,list){ let arrowDom=...
Database table mytable structure id id_card INT VARCHAR (32) where id is the self-increasing primary key how to gracefully implement if id_card insertion when it does not exist, of course, thread-safe can not be repeated. my implementation is to a...
integrates the encapsulated IjkPlayer to play the video. When the video is being played, click to return to the mobile desktop. At this time, Activity uses the onPause and onStop methods, and then returns to the onResume method APP to play the original ...
1. After installing the plug-in, the corresponding method is called, which is not displayed on the iOS side, and an error such as "Not allowed to load local resource: file: var mobile Containers Data Application 48F48A60-A3B7-4654-B49B-CB08B378192A tmp...
vue route guard axios request data requirement: before entering the page, axios requests data and, according to judgment, jumps to the corresponding route. practice: 1beforeRouteEnter axiosaxios 2created 3 excuse me: is there any other way? ...
how to use express configuration to access packaged files for online use? an error will be reported when the packaged files are opened in a browser ...