topic description for example, the first group is: A B C D E and the second group is: 1 2 3 4 the numbers of the two groups are not necessarily symmetrical, and the number of the first group may be more or less than that of the second group. An exam...
encounters a javascript algorithm problem, which requires that find out all prime factors of a number algorithm I designed: function primeFactors(n){ var factors = []; var divisor = 3; if (n % 2==0) factors.push(2); while(n>5){ ...
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I use the developer-defined mode, and I can return messages normally after I click. it is strange that some others can return normally, and some do keep saying, "the service provided by this official account has malfunctioned. Please try again later. "...
1. When using < scroll-view > < scroll-view > for multi-page data presentation, you want to refresh when the top is pulled down. Check API is probably written like this < scroll-view scroll-top= "{{scrollTop}} " class= "orderitem-conatiner " style= ...
the menu on the left is an interface, and there is a page on the right that deletes the menu, a different interface. So after deleting a menu, how to refresh the left menu item, using the ifarme framework ...
due to personal reasons, I misread the problem, which has now been solved. no, no, no. ...