题目: 题解:
int findRotateSteps(char* ring, char* key) {int n strlen(ring), m strlen(key);int pos[26][n], posSize[26];memset(posSize, 0, sizeof(posSize));for (int i 0; i < n; i) {int x ring[i] - a;pos[x][posSize[x]] i;}int dp…
题目: 题解:
class Solution {public int findRotateSteps(String ring, String key) {int n ring.length(), m key.length();List<Integer>[] pos new List[26];for (int i 0; i < 26; i) {pos[i] new ArrayList<Integer>();}for …
itemStyle.normal.label is deprecated, use label instead. normal’hierarchy in label has been removed since 4.0. All style properties are configured in label directly now. 错误写法:
itemStyle: {normal: {// color: #00E0FF, // 设置折线点颜色 labe…
一,IN
IN (a,b,c)
进行条件选择。相当于逻辑用语OR。
SELECT * FROM emp_tab WHERE emp_address IN (陕西西安,陕西榆林);
二,函数
1.字符串函数 SELECT SUBSTR(emp_address,3,1) 员工常用地址 FROM emp_tab
WHERE emp_address IS NOT NULL;
SELEC…
使用HTTP访问网络
“HTTP协议”的全称:超文本传输协议(Hyper Text Transfer Protocol)。 一、添加网络管理权限
在“module.json5”文件中添加网络访问权限配置:
"module": {"requestPermissions": [{"name":"ohos.permission.INTER…