rule (the result of formula calculation is the ranking of topic heat): : I would like to ask how such a requirement can reduce the consumption of server performance, can you tell me about the solution? ...
A question about logical structure and physical storage structure recently, when I looked at the relevant content of data structure, I saw that there are two kinds of structures: logical structure and physical storage structure what is the relationshi...
when you look at the data structure recently, there is a question: why should each element of the array have the same data type? ...
KMP finds the position of pattern string P in the main string S. calculates the next [j] = k function of the pattern string P. meaning: is provided with main string S, mode string P, and the first j characters of main string S and mode string P hav...
A little doubt on the intermediate textbook of programmers in the soft exam: in the worst case, each unsuccessful match is the last character of the pattern string, which is not equal to the corresponding character in the main string, then the start...
there is a little doubt about the queue in the soft exam "Software designer tutorial ". my understanding of the queue: when the queue is empty, front=rear=null, has no problem pointing two pointers to the bottom line. after joining the queue ...
int fib (int x) { if (x < 2) return 1; return x times x times fib (Xmur1) } what is the time complexity of this program? ...
Joseph ring N individuals are numbered sequentially in a circle, starting from the 1st, press 1, 2, 3. Report the number in order, those who report p withdraw from the circle, the rest start from 1, 2, 3, those who report p then quit the circle, and so...
I got the token when I logged in and stored it in localStorage. I want to know how to request data on axios console.log(localStorage.getItem("token")); beforeCreate() { this.axios .post(` api services app role GetRoles`, ...
...
because I want to develop well in the program, and I haven t studied the data structure and algorithm of the system, if I want to make up this part now, I must take it off. In order to go further in the future, ask, if you want to learn data structure ...
A rookie, all of you hope to tell ...
there is no error in compilation after being written using the following method, but the execution result has always been: 2pint 2pint 2pens 1966080, solve! LNode s (LNode head1,int n) {int iLecture s; LNode p, s, head2; head2= (LNode ) malloc (...
the echarts map of China introduced in the component wants to change the background color of the map to the color it wants, but it doesn t work. if I delete the background color of the visualMap, the background color of the map will become gray vis...
how does vue-router jump 404 requests that are not in the routing table? ...
function test ($array) { $tempValueList = []; foreach ($array as $key => $valueList) { foreach ($valueList as $value) { $tempValueList[] = $key . ~ . $value; } } $result ...
as shown in the figure, the file information is imported using PHP. How to display the information in the way of alignment? it is not friendly now Please give me advice ...
< Select filterable placeholder="" v-model="pId" style="width:863px;" @on-change="onSelectChange" <Option v-for="item in pIdList" :value="item.ID+ | +item.fullId+ | +item.fullTitle&...