50题目录

  • 首先分别建表和插入数据
  • 1、查询“001”课程比“002”课程成绩高的所有学生的学号;
  • 2、查询平均成绩大于60分的同学的学号和平均成绩;
  • 3、查询所有同学的学号、姓名、选课数、总成绩;
  • 4、查询姓“李”的老师的个数;
  • 5、查询没学过“叶平”老师课的同学的学号、姓名;
  • 6、查询学过“001”并且也学过编号“002”课程的同学的学号、姓名;
  • 7、查询学过“叶平”老师所教的所有课的同学的学号、姓名;
  • 8、查询课程编号“002”的成绩比课程编号“001”课程低的所有同学的学号、姓名;
  • 9、查询所有课程成绩小于60分的同学的学号、姓名; #注意关键词所有课程,可以采用逆向思维
  • 10、查询没有学全所有课的同学的学号、姓名;
  • 11、查询至少有一门课与学号为“1001”的同学所学相同的同学的学号和姓名;
  • 12、查询与“1001”同学所学课程相同的其他同学学号和姓名;
  • 13、把“SC”表中“叶平”老师教的课的成绩都更改为此课程的平均成绩;
  • 14、查询和“1002”号的同学学习的课程完全相同的其他同学学号和姓名;
  • 15、删除学习“叶平”老师课的SC表记录;
  • 16、向SC表中插入一些记录,这些记录要求符合以下条件:没有上过编号“003”课程的同学学号、’002’号课的平均成绩;
  • 17、按平均成绩从高到低显示所有学生的“JAVA”、“C#”、“C++”三门的课程成绩,按如下形式显示: 学生ID,,C#,C++,JAVA,有效课程数,有效平均分
  • 18、查询各科成绩最高和最低的分:以如下形式显示:课程ID,最高分,最低分;
  • 19、按各科平均成绩从低到高和及格率的百分数从高到低顺序 ;
  • 20、查询如下课程平均成绩和及格率的百分数(用”1行”显示): 企业管理(001),马克思(002),OO&UML (003),数据库(004)
  • 21、查询不同老师所教不同课程平均分从高到低显示
  • 22、查询如下课程成绩第 3 名到第 6 名的学生成绩单:企业管理(001),马克思(002),UML (003),数据库(004) [学生ID],[学生姓名],企业管理,马克思,UML,数据库,平均成绩
  • 23、统计列印各科成绩,各分数段人数:课程ID,课程名称,[100-85],[85-70],[70-60],[ <60]
  • 24、查询学生平均成绩及其名次
  • 25、查询各科成绩前三名的记录:(不考虑成绩并列情况)
  • 26、查询每门课程被选修的学生数
  • 27、查询出只选修了一门课程的全部学生的学号和姓名
  • 28、查询男生、女生人数
  • 29、查询姓“张”的学生名单
  • 30、查询同名同性学生名单,并统计同名人数
  • 31、1981年出生的学生名单(注:Student表中Sage列的类型是datetime)
  • 32、查询每门课程的平均成绩,结果按平均成绩升序排列,平均成绩相同时,按课程号降序排列
  • 33、查询平均成绩大于85的所有学生的学号、姓名和平均成绩
  • 34、查询课程名称为“数据库”,且分数低于60的学生姓名和分数
  • 35、查询所有学生的选课情况;
  • 36、查询任何一门课程成绩在70分以上的姓名、课程名称和分数;
  • 37、查询不及格的课程,并按课程号从大到小排列
  • 38、查询课程编号为003且课程成绩在80分以上的学生的学号和姓名;
  • 39、求选了课程的学生人数
  • 40、查询选修“叶平”老师所授课程的学生中,成绩最高的学生姓名及其成绩
  • 41、查询各个课程及相应的选修人数
  • 42、查询不同课程成绩相同的学生的学号、课程号、学生成绩
  • 43、查询每门功成绩最好的前两名
  • 44、统计每门课程的学生选修人数(超过10人的课程才统计)。要求输出课程号和选修人数,查询结果按人数降序排列,查询结果按人数降序排列,若人数相同,按课程号升序排列
  • 45、检索至少选修两门课程的学生学号
  • 46、查询全部学生都选修的课程的课程号和课程名
  • 47、查询没学过“叶平”老师讲授的任一门课程的学生姓名
  • 48、查询两门以上不及格课程的同学的学号及其平均成绩
  • 49、检索“004”课程分数小于60,按分数降序排列的同学学号
  • 50、删除“002”同学的“001”课程的成绩

需要用的表的信息如下:
1.学生表:student(编号sid,姓名sname,年龄sage,性别ssex)
2.课程表:course(课程编号cid,课程名称cname,教师编号tid)
3.成绩表:sc(学生编号sid,课程编号cid,成绩score)
4.教师表:teacher(教师编号tid,姓名tname)

首先分别建表和插入数据

student表

create table Student(SId varchar(10),Sname varchar(10),Sage varchar(10),Ssex varchar(10));
insert into Student values('1001' , '张三' , '19' , '男');
insert into Student values('1002' , '李四' , '20' , '女');
insert into Student values('1003' , '王五' , '21' , '男');
insert into Student values('1004' , '马六' , '19' , '女');
insert into Student values('1005' , '孙七' , '22' , '女');
insert into Student values('1006' , '钱八' , '18' , '男');
insert into Student values('1007' , '赵九' , '23' , '女');
insert into Student values('1008' , '罗晶晶' , '21' , '女');

course表

create table Course(CId varchar(10),Cname varchar(10),TId varchar(10));
insert into Course values('001' , 'PHP' , '1');
insert into Course values('002' , 'C#' , '1');
insert into Course values('003' , 'C++' , '2');
insert into Course values('004' , 'JAVA' , '3');
insert into Course values('005' , 'Python' , '4');
insert into Course values('006' , 'R' , '5');
insert into Course values('007' , 'HTML' , '6');

teacher表

create table Teacher(TId varchar(10),Tname varchar(10));
insert into Teacher values('1' , '叶平');
insert into Teacher values('2' , '李浩然');
insert into Teacher values('3' , '胡平原');
insert into Teacher values('4' , '朱清时');
insert into Teacher values('5' , '赛先生');
insert into Teacher values('6' , '宋三东');

sc表

create table SC(SId varchar(10),CId varchar(10),score decimal(18,1));
insert into SC values('1001' , '001' , 89);
insert into SC values('1002' , '001' , 80);
insert into SC values('1003' , '001' , 30);
insert into SC values('1004' , '001' , 78);
insert into SC values('1005' , '001' , 68);
insert into SC values('1006' , '001' , 93);
insert into SC values('1007' , '001' , 62);
insert into SC values('1001' , '002' , 67);
insert into SC values('1002' , '002' , 86);
insert into SC values('1003' , '002' , 67);
insert into SC values('1004' , '002' , 77);
insert into SC values('1005' , '002' , 66);
insert into SC values('1006' , '002' , 84);
insert into SC values('1007' , '002' , 72);insert into SC values('1001' , '003' , 82);
insert into SC values('1002' , '003' , 85);
insert into SC values('1003' , '003' , 32);
insert into SC values('1004' , '003' , 73);
insert into SC values('1005' , '003' , 64);
insert into SC values('1006' , '003' , 87);
insert into SC values('1007' , '003' , 77);
insert into SC values('1008' , '003' , 94);insert into SC values('1001' , '004' , 39);
insert into SC values('1002' , '004' , 80);
insert into SC values('1003' , '004' , 80);
insert into SC values('1004' , '004' , 88);
insert into SC values('1005' , '004' , 68);
insert into SC values('1006' , '004' , 59);
insert into SC values('1007' , '004' , 42);
insert into SC values('1008' , '004' , 64);insert into SC values('1001' , '005' , 89);
insert into SC values('1002' , '005' , 70);
insert into SC values('1003' , '005' , 60);
insert into SC values('1004' , '005' , 58);
insert into SC values('1005' , '005' , 38);
insert into SC values('1006' , '005' , 89);
insert into SC values('1007' , '005' , 72);
insert into SC values('1008' , '005' , 64);insert into SC values('1001' , '006' , 49);
insert into SC values('1002' , '006' , 90);
insert into SC values('1003' , '006' , 70);
insert into SC values('1004' , '006' , 48);
insert into SC values('1005' , '006' , 98);
insert into SC values('1006' , '006' , 59);
insert into SC values('1007' , '006' , 72);
insert into SC values('1008' , '006' , 74);insert into SC values('1001' , '007' , 100);
insert into SC values('1002' , '007' , 99);
insert into SC values('1003' , '007' , 89);
insert into SC values('1004' , '007' , 88);
insert into SC values('1005' , '007' , 78);
insert into SC values('1006' , '007' , 99);
insert into SC values('1007' , '007' , 82);

1、查询“001”课程比“002”课程成绩高的所有学生的学号;

select a.sid from (select sid,score from SC where cid='001') a,(select sid,score from SC where cid='002') bwhere a.score>b.score and a.sid=b.sid;

2、查询平均成绩大于60分的同学的学号和平均成绩;

select sid ,avg(score) from sc
group by sid having avg(score)>60;

3、查询所有同学的学号、姓名、选课数、总成绩;

select student.sid,student.sname,count(sc.cid),sum(score)
from student left outer join sc on student.sid=sc.sid
group by student.sid,sname;

4、查询姓“李”的老师的个数;

#需要去重
select count(distinct(tname))
from teacher where tname like '李%';

5、查询没学过“叶平”老师课的同学的学号、姓名;

select student.sid,student.sname
from student
where sid not in (select distinct(sc.sid) from sc,course,teacherwhere sc.cid=course.cid andteacher.tid=course.tid and     teacher.tname='叶平');

6、查询学过“001”并且也学过编号“002”课程的同学的学号、姓名;

select student.sid,student.sname
from student,sc
where student.sid=sc.sid and sc.cid='001' and exists (select * from sc as sc2 where sc2.sid=sc.sid and sc2.cid='002');

7、查询学过“叶平”老师所教的所有课的同学的学号、姓名;

select sid,sname from student
where sid in (select sid from sc,course,teacher where sc.cid=course.cidand teacher.tid=course.tid and teacher.tname='叶平'group by sid having count(sc.cid)=(select count(cid) from course,teacherwhere teacher.tid=course.tid and tname='叶平'));

8、查询课程编号“002”的成绩比课程编号“001”课程低的所有同学的学号、姓名;

select sid,sname
from (select student.sid,student.sname,score,(select score from sc sc2 where sc2.sid=student.sid and sc2.cid='002') score2 from student,sc where student.sid=sc.sid and cid='001') sc3
where score2<score;

9、查询所有课程成绩小于60分的同学的学号、姓名; #注意关键词所有课程,可以采用逆向思维

select sid,sname from student where sid not in (select student.sid from student,sc where student.sid=sc.sid and score>60);

10、查询没有学全所有课的同学的学号、姓名;

select student.sid,student.sname
from student,sc
where student.sid=sc.sid
group by student.sid,student.sname having count(cid)<(select count(cid)from course);

11、查询至少有一门课与学号为“1001”的同学所学相同的同学的学号和姓名;

#写法一
select sid,sname from student
where sid in (select distinct sid from sc where cid in (select cid from sc where sid='1001'));#写法二
select distinct st.sid,sname from student st inner join sc on st.sid=sc.sidwhere sc.cid in (select cid from sc where sid='1001');

12、查询与“1001”同学所学课程相同的其他同学学号和姓名;

select distinct  sc.sid,snamefrom student, scwhere student.sid= sc.sid and  cid in (select cid from  sc where  sid='1001');

13、把“SC”表中“叶平”老师教的课的成绩都更改为此课程的平均成绩;

 update sc set score=(select avg( sc_2.score)from sc sc_2where sc_2.cid= sc.cid ) from course,teacher where course.cid= sc.cid and course.tid=teacher.tid and teacher.tname='叶平');

14、查询和“1002”号的同学学习的课程完全相同的其他同学学号和姓名;

select sid from sc where cid in (select cid from sc where sid='1002')group by sid having count(*)=(select count(*) from sc where  sid='1002');

15、删除学习“叶平”老师课的SC表记录;

delete scfrom course,teacher,scwhere course.cid= sc.cid and course.tid= teacher.tid and tname='叶平';

16、向SC表中插入一些记录,这些记录要求符合以下条件:没有上过编号“003”课程的同学学号、’002’号课的平均成绩;

insert sc select sid,'002',(select avg(score)from sc where cid='002')
from student where sid not in (select sid from  sc where cid='002');

17、按平均成绩从高到低显示所有学生的“JAVA”、“C#”、“C++”三门的课程成绩,按如下形式显示: 学生ID,C#,C++,JAVA,有效课程数,有效平均分

select sid as 学生id,(select  score from  sc where  sc.sid=t.sid and  cid='004') as 数据库,(select  score from  sc where  sc.sid=t.sid and  cid='001') as 企业管理,(select  score from  sc where  sc.sid=t.sid and  cid='006') as 英语,count(*) as 有效课程数, avg(t.score) as 平均成绩from  sc as tgroup by sidorder by avg(t.score) ;

18、查询各科成绩最高和最低的分:以如下形式显示:课程ID,最高分,最低分;

select l.cid as 课程id,l.score as 最高分,r.score as 最低分from  sc l , sc as rwhere l.cid = r.cid andl. score = (select max(il.score)from  sc as il,student as imwhere l.cid = il.cid and im. sid=il.sidgroup by il.cid)and r. score = (select min(ir.score)from  sc as irwhere r.cid = ir.cidgroup by ir.cid );

19、按各科平均成绩从低到高和及格率的百分数从高到低顺序 ;

select t.cid as 课程号,max(course.cname)as 课程名,isnull(avg(score),0) as 平均成绩,100 * sum(case when isnull(score,0)>=60 then 1 else 0 end)/count(*) as 及格百分数from  sc teac,coursewhere t.cid=course.cidgroup by t.cidorder by 100 * sum(case when isnull(score,0)>=60 then 1 else 0 end)/count(*) desc;

20、查询如下课程平均成绩和及格率的百分数(用”1行”显示): 企业管理(001),马克思(002),OO&UML (003),数据库(004)

 select sum(case when  cid ='001' then  score else 0 end)/sum(case  cid when '001' then 1 else 0 end) as 企业管理平均分,100 * sum(case when  cid ='001' and  score >= 60 then 1 else 0 end)/sum(case when  cid ='001' then 1 else 0 end) as 企业管理及格百分数,sum(case when  cid ='002' then  score else 0 end)/sum(case  cid when '002' then 1 else 0 end) as 马克思平均分,100 * sum(case when  cid ='002' and  score >= 60 then 1 else 0 end)/sum(case when  cid ='002' then 1 else 0 end) as 马克思及格百分数,sum(case when  cid ='003' then  score else 0 end)/sum(case  cid when '003' then 1 else 0 end) as uml平均分,100 * sum(case when  cid ='003' and  score >= 60 then 1 else 0 end)/sum(case when  cid ='003' then 1 else 0 end) as uml及格百分数,sum(case when  cid ='004' then  score else 0 end)/sum(case  cid when '004' then 1 else 0 end) as 数据库平均分,100 * sum(case when  cid ='004' and  score >= 60 then 1 else 0 end)/sum(case when  cid ='004' then 1 else 0 end) as 数据库及格百分数from  sc;

21、查询不同老师所教不同课程平均分从高到低显示

select max(z.tid) as 教师id,max(z.tname) as 教师姓名,c.cid as 课程id,max(c.cname) as 课程名称,avg(score) as 平均成绩from  sc as t,course as c ,teacher as zwhere t.cid=c.cid and c.tid=z.tidgroup by c.cidorder by avg(score) desc;

22、查询如下课程成绩第 3 名到第 6 名的学生成绩单:企业管理(001),马克思(002),UML (003),数据库(004) [学生ID],[学生姓名],企业管理,马克思,UML,数据库,平均成绩

select  distinct top 3sc.sid as 学生学号,student.sname as 学生姓名 ,t1.score as 企业管理,t2.score as 马克思,t3.score as uml,t4.score as 数据库,isnull(t1.score,0) + isnull(t2. score,0) + isnull(t3. score,0) + isnull(t4.score,0) as 总分from student, sc  left join  sc as t1on  sc.sid = t1.sid and t1.cid = '001'left join  sc as t2on  sc.sid = t2.sid and t2.cid = '002'left join  sc as t3on  sc.sid = t3.sid and t3.cid = '003'left join  sc as t4on  sc.sid = t4.sid and t4.cid = '004'where student. sid= sc.sid andisnull(t1.score,0) + isnull(t2.score,0) + isnull(t3.score,0) + isnull(t4.score,0)not in(select distincttop 15 with tiesisnull(t1.score,0) + isnull(t2.score,0) + isnull(t3.score,0) + isnull(t4.score,0)from  scleft join  sc as t1on  sc.sid = t1.sid and t1.cid = 'k1'left join  sc as t2on  sc.sid = t2.sid and t2.cid = 'k2'left join  sc as t3on  sc.sid = t3.sid and t3.cid = 'k3'left join  sc as t4on  sc.sid = t4.sid and t4.cid = 'k4'order by isnull(t1.score,0) + isnull(t2.score,0) + isnull(t3.score,0) + isnull(t4.score,0) desc);

23、统计列印各科成绩,各分数段人数:课程ID,课程名称,[100-85],[85-70],[70-60],[ <60]

select  sc.cid as 课程id, cname as 课程名称,sum(case when  score between 85 and 100 then 1 else 0 end) as [100 - 85],sum(case when  score between 70 and 85 then 1 else 0 end) as [85 - 70],sum(case when  score between 60 and 70 then 1 else 0 end) as [70 - 60],sum(case when  score < 60 then 1 else 0 end) as [60 -]from sc,coursewhere sc.cid=course.cidgroup by sc.cid,cname;

24、查询学生平均成绩及其名次

select 1+(select count(distinct 平均成绩)from (select sid,avg(score) as 平均成绩from  scgroup by sid) as t1where 平均成绩>t2.平均成绩) as 名次,sid as 学生学号,平均成绩from (select sid,avg(score) 平均成绩from  scgroup by sid) as t2order by 平均成绩 desc;

25、查询各科成绩前三名的记录:(不考虑成绩并列情况)

  select t1.sid as 学生id,t1.cid as 课程id, score as 分数from  sc t1where score in (select top 3 scorefrom scwhere t1.cid= cidorder by score de sc)order by t1.cid;

26、查询每门课程被选修的学生数

 select  cid,count(sid) from sc group by cid;

27、查询出只选修了一门课程的全部学生的学号和姓名

 select  sc.sid,student.sname,count(cid) as 选课数from sc,studentwhere  sc.sid=student.sid group by sc.sid,student.sname having count(cid)=1;

28、查询男生、女生人数

select count(ssex) as 男生人数 from student group by ssex having ssex='男';select count(ssex) as 女生人数 from studentgroup by ssex having ssex='女';

29、查询姓“张”的学生名单

select sname from student where sname like '张%';

30、查询同名同性学生名单,并统计同名人数

select sname,count(*) from student group by sname having count(*)>1;

31、1981年出生的学生名单(注:Student表中Sage列的类型是datetime)

select sname,convert(char (11),datepart(year,sage)) as agefrom studentwhere  convert(char(11),datepart(year,sage))='1981';

32、查询每门课程的平均成绩,结果按平均成绩升序排列,平均成绩相同时,按课程号降序排列

select  cid,avg(score) from  sc group by cid order by avg(score),cid desc ;

33、查询平均成绩大于85的所有学生的学号、姓名和平均成绩

select sname,sc.sid,avg(score)from student,scwhere student.sid= sc.sid group by sc.sid,sname having avg(score)>85;

34、查询课程名称为“数据库”,且分数低于60的学生姓名和分数

select sname,isnull(score,0)from student,sc,coursewhere  sc.sid=student.sid and  sc.cid=course.cid and  course.cname='数据库'and  score<60;

35、查询所有学生的选课情况;

select  sc.sid, sc.cid,sname,cnamefrom  sc,student,coursewhere  sc.sid=student.sid and  sc.cid=course.cid ;

36、查询任何一门课程成绩在70分以上的姓名、课程名称和分数;

select  distinct student.sid,student.sname,sc.cid, sc.scorefrom student, scwhere  sc.score>=70 and  sc.sid=student.sid;

37、查询不及格的课程,并按课程号从大到小排列

select cid from sc where score<60 order by cid ;

38、查询课程编号为003且课程成绩在80分以上的学生的学号和姓名;

select  sc.sid,student.sname from  sc,student where  sc.sid=student.sid and  score>80 and  cid='003';

39、求选了课程的学生人数

select count(*) from sc;

40、查询选修“叶平”老师所授课程的学生中,成绩最高的学生姓名及其成绩

select student.sname,scorefrom student, sc,course c,teacherwhere student.sid= sc.sid and sc.cid=c.cid and c.tid=teacher.tid and teacher.tname='叶平' and sc.score=(select max(score)from sc where cid=c.cid );

41、查询各个课程及相应的选修人数

select count(*) from sc group by  cid;

42、查询不同课程成绩相同的学生的学号、课程号、学生成绩

select distinct  a.sid,b.score from  sc a,sc b where a.score=b. score and a.cid <>b.cid ;

43、查询每门功成绩最好的前两名

select t1.sid as 学生id,t1.cid as 课程id, score as 分数from  sc t1where  score in (select top 2  scorefrom  scwhere t1.cid= cidorder by score desc)order by t1.cid;

44、统计每门课程的学生选修人数(超过10人的课程才统计)。要求输出课程号和选修人数,查询结果按人数降序排列,查询结果按人数降序排列,若人数相同,按课程号升序排列

select  cid as 课程号,count(*) as 人数from   sc group  by  cidorder  by  count(*) desc,cid;

45、检索至少选修两门课程的学生学号

select  sid from  sc group  by sid having count(*)>= 2;

46、查询全部学生都选修的课程的课程号和课程名

select  cid,cname from  course where  cid  in (select cid from sc group by cid);

47、查询没学过“叶平”老师讲授的任一门课程的学生姓名

select sname from student
where  sid not in (select sid from course,teacher,sc where course.tid=teacher.tid and sc.cid=course.cid and tname='叶平');

48、查询两门以上不及格课程的同学的学号及其平均成绩

select  sid,avg(isnull(score,0)) from  sc where sid in (select sid from sc where score <60 group by sid having count(*)>2)group by sid;

49、检索“004”课程分数小于60,按分数降序排列的同学学号

select sid from sc where cid='004'and score <60 order by  score de sc;

50、删除“002”同学的“001”课程的成绩

delete from  sc where  sid='002'and  cid='001';

MySQL查询语句练习50题+答案相关推荐

  1. MySQL查询语句练习题(50题版)

    学生表:Student(编号sid,姓名sname,年龄sage,性别ssex) 课程表:Course(课程编号cid,课程名称cname,教师编号tid) 成绩表:Sc(学生编号sid,课程编号ci ...

  2. mysql sql语句联系_sql语句练习50题(Mysql版)

    表名和字段 –1.学生表 Student(s_id,s_name,s_birth,s_sex) –学生编号,学生姓名, 出生年月,学生性别 –2.课程表 Course(c_id,c_name,t_id ...

  3. sql语句练习50题(Mysql版-详加注释)

    表名和字段 1.学生表       Student(s_id,s_name,s_birth,s_sex) --学生编号,学生姓名, 出生年月,学生性别 2.课程表       Course(c_id, ...

  4. mysql求女生人数_Mysql版sql语句练习50题(小结)

    写完后一年没有看过,没想到这篇文章有这么多人点击.博主工作到一半去考研了,目前已上岸某中部985,也算是比较幸运.非常感谢大家在评论里的留言,留言太多不能一一回复,希望大家见谅.这两天根据评论把文章中 ...

  5. Mysql 学生信息经典50题

    Mysql 学生信息经典50题 练习数据 数据表 --1.学生表 Student(SId,Sname,Sage,Ssex) --SId 学生编号,Sname 学生姓名,Sage 出生年月,Ssex 学 ...

  6. 两小时学会MySQL查询语句(上篇)

    在实际开发中,对数据的查询占sql操作的90%以上,可见SQL查询是很重要的 首先我们创建三张学习表 创建表 学生表 #创建表 CREATE TABLE LX_student( studentId I ...

  7. SQL语句经典50题

    Sql语句经典50题 注:数据库版本为mysql 8.0 #学生表 CREATE TABLE `Student`( `s_id` VARCHAR(20), `s_name` VARCHAR(20) N ...

  8. MySQL查询语句练习网站

    零.MySQL基础语法学习--初学者: 菜鸟教程:https://www.runoob.com/mysql/mysql-tutorial.html 一.sql语句练习50题(Mysql版) 来源:ht ...

  9. php面试专题---MYSQL查询语句优化

    php面试专题---MYSQL查询语句优化 一.总结 一句话总结: mysql的性能优化包罗甚广: 索引优化,查询优化,查询缓存,服务器设置优化,操作系统和硬件优化,应用层面优化(web服务器,缓存) ...

最新文章

  1. 【深度学习】(2) 数据加载,前向传播2,附python完整代码
  2. java 条件匹配_java语言实现满足多条件匹配简单过滤输出问题
  3. 2-14 三级菜单
  4. linux修改私钥的密码,linux使用密钥+密码登录ssh(centos7)
  5. 简哲,请让我的生活简单一点。——批《输入法破局研究——联盟推广》
  6. 802.11无线wifi协议学习(二)
  7. STM8L152的LCD模块原理及驱动
  8. bsod错误代码。_BSOD的完整形式是什么?
  9. 赋能泉城 2017中国软件生态大会再下一城
  10. 青龙脚本--今日头条极速版
  11. cpu爆了怎么排查和处理_怎么清理cpu,怎样可以证明cpu坏没坏-
  12. 三维软件中制作动画导入Unity中使用
  13. java tetris_Java | Tetris
  14. Python 批量获取今日头条街拍美图
  15. 谷歌Chrome浏览器
  16. adaboost.M1与adaboost.M2差别比较
  17. endata 电影票房响应数据破解
  18. 【Linux系统开发】x210开发板根目录文件系统构建
  19. 颜色的前世今生12·RGB显色系统详解(中)
  20. 【机器学习】1-机器学习的分类及重要概念

热门文章

  1. 物联网IoT:如何重新定义移动应用开发
  2. 根据快码的类型获取快码Lookup Code设置
  3. 【云计算】弹性公网IP
  4. Python 计算思维训练——字典与字符串练习(一)
  5. python中的_和__
  6. python调用linux命令
  7. #CF div2 1670D Very Suspicious题解(思维+贪心)
  8. 苹果开发者证书提示编辑电话号码
  9. “碎片化时代”的灵动工作与生活
  10. IntelliJ IDEA 之 jdk Language level