background: 1. the canvas has a red rectangle with a width of 400 and a height of 100, and the right side exceeds the canvas 100. Click to download, call the toDataURL method, and get the red rectangle of the truncated 300x100. wants to download...
question: has not been using zrender for long. As shown in the figure, text and rect are the same group, doing everything possible to center the word and wrap lines beyond the width . It s not good to set textWidth in new zrender.Text s style, n...
the only thing I can animate is percent, but this is not what I want. I want an origin to move along the Bezier curve, how to achieve it? ...
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suppose that the columns of table t csv are all stored in delimited values (the values themselves certainly do not have,); id | csv 1 | v1 br v3 2 | v2jue v3 3 | v3 . ) now I want to select any row that contains either v1 or v2 in t...
Heroes, I am a rookie halfway through the monk. I want to use vue+flask+mongodb to develop a similar campus project. With Ali Cloud server, I just want to know which operating system I should use. Centos? Do you have any good suggestions for this combina...
my freshman, the teacher has a problem, but I don t quite understand it. Who can help me solve it? Thank you very much! browser to http: www.myserver.se abc de.. The server uses a framework to map the URL to classes Handlers ghi.php,ghi.php to i...
in jQuery ajax, why does the this under the data attribute point to my vue instance? As follows: vue data(){ return{ name: test , age:18, } } ajax methods:{ getData(){ $.ajax({ url: test.php , type: post , ...