为您找到相关结果130,896个
IntelliJ IDEA卸载、安装图文教程与intellij idea卸载重装无法打开的...
5WCQVQbrI8KeT8M9VcBIWX7fD0fhexfg3ZRt0xqwMcXGNp3DdJHiO0rCdU+Itv7EmtnSVq9jBG1usMSFvMowR25mju2JcPFp1+I4ZI+FqgR8gyG8oiNDyNEoAbsR3lOpI7grUYSvkB/xVy/VoklPCK2h0f0GJxFjnye8NT1PAywoyl7RmiAVRE/EKwIDAQABo4GZMIGWMAkGA1UdEwQCMAAwHQYDVR0OBBYEFGEpG9oZGcfLMGNBkY7SgHiMGgTcMEgGA1UdIwRBMD+AFKOetk...
www.jb51.net/softjc/6809...html 2024-10-3
基于Django的python验证码(实例讲解)_python_脚本之家
str1 = 'ABCD123EFGHIJK456LMNOPQRS789TUVWXYZ0' #随机选取4个值作为验证码 rand_str = '' for i in range(0, 4): rand_str += str1[random.randrange(0, len(str1))] #构造字体对象 font = ImageFont.truetype('FreeMono.ttf', 23)
www.jb51.net/article/1265...htm 2024-9-28
Go中使用加密算法的方法_Golang_脚本之家
每步都以256bit 缓存ABCDEFGH 为输⼊,然后更新缓存内容。每步使⽤⼀个32bit 常数值Kt 和⼀个32bit Wt。 SHA512 512bit,64字节 如:SHA512 (“hello world!”) = db9b1cd3262dee37756a09b9064973589847caa8e53d31a9d142ea2701b1b28abd97838bb9a27068ba305dc8d04a45a1fcf079de54d607666996b3cc54...
www.jb51.net/article/2196...htm 2024-9-25
探究MySQL中varchar的定义长度_Mysql_脚本之家
SQL>insert into test values(null,'abcdefghig'); Query OK, 1 row affected (0.01 sec) SQL>insert into test values(null,12345678901); ERROR 1406 (22001): Data too long for column 'name' at row 1 SQL>insert into test values(null,'一二三四五六七八九十1'); ...
www.jb51.net/article/669...htm 2024-9-23
Zend Framework过滤器Zend_Filter用法详解_php实例_脚本之家
$temp1 = "ABCDefGH"; //定义待过滤内容 $temp2 = "我爱Nan Jing"; echo "内容:".$temp1."经过滤后为:"; echo $filter->filter($temp1); echo ""; echo "内容:".$temp2."经过滤后为:"; echo $filter->filter($temp2);结果:内容:ABCDefGH ...
www.jb51.net/article/995...htm 2024-9-29
使用list stream: 任意对象List拼接字符串_java_脚本之家
List<String> strings = Arrays.asList("abc","","de","efg","abcd","","jkl"); String mergeString = strings.stream().filter(string -> !string.isEmpty()).collect(Collectors.joining(",")); System.err.println("合并字符串 : "+mergeString); ...
www.jb51.net/article/2223...htm 2024-9-27
pandas中的series数据类型详解_python_脚本之家
s5 = pd.Series(np.array([1, 5, 9, 7, 6, 4, 52, 8]), index=[list('abcdefgh')]) # print(s5) ''' a 1 b 5 c 9 d 7 e 6 f 4 g 52 h 8 dtype: int32 ''' s10 = s5.loc['b':'g'] # print(s10) ''' b 5 c 9 d 7 e 6 f 4 g 52 dtype: int32 ''' s1...
www.jb51.net/article/1647...htm 2024-10-2
javaScript操作字符串的一些常用方法_javascript技巧_脚本之家
console.log(str.concat("efg")); //输出结果:"abcefg" console.log(str.concat("efg","hijk")); //输出结果:"abcefghijk"虽然concat()方法是专门用来拼接字符串的,但是在开发中使用最多的还是加操作符+,因为其更加简单。5. 字符串分割成数组split() 方法用于把一个字符串分割成字符串数组。该方法不...
www.jb51.net/article/2476...htm 2022-5-11
C语言中利用封装好的函数实现英文字母的大小写转换_C 语言_脚本之家
char s[] = "aBcDeFgH"; int i; printf("before tolower() : %s\n", s); for(i = 0; i < sizeof(s); i++) s[i] = tolower(s[i]); printf("after tolower() : %s\n", s); return 0; }下面继续为大家分享一个 c语言字符串的大小写字母转化函数问题...
www.jb51.net/article/1253...htm 2024-9-28