Laravel5 student score management system-04-Eloquent associated data tables are often associated with each other. For example, a blog post may have multiple comments, or an order may correspond to an order customer. Eloquent makes it easy to manage and process these associations, and supports multiple types of associations:
One to One #
One-to-one association is a basic Association. For example, a User model may correspond to a Phone. To define this
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' EXCEL does not support UPDATE
' SQL = ' Update [merge $] Set language = ' 1 ' "
' Equivalent to INNER join
' SQL = ' Select Tt.id,ta.score as language, Tb.score as English from [merge $] as TT, [language $] as TA, [English $] as TB "
' sql = SQL ' WHERE
/**copyright (c) 2014, College of Computer Science, Yantai University*all rights reserved.* File name: 14 weeks (multi-course score table)* Wangzhong* Completion Date: 2014.12.01* Version Number: v1.0** Problem Description: Enter the student's scores, automatically find out the total score, the highest, the lowest, the average score.* Input Description: Results o
Title Link: http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=3819Surface:
Average Score
Time
limit: 2 Seconds
Memory Limit: 65536 KB
Bob is a freshman in Marjar University. He is clever and diligent. However, he is not good at math, especially in mathematical analysis.After a mid-term exam, Bob is anxious about his grade. He went to the professor asking about the result of the exam. The pro
Decimal score 2
Time Limit: 1000/1000 MS (Java/others) memory limit: 32768/32768 K (Java/Others)Total submission (s): 2206 accepted submission (s): 892 Problem descriptionray was told by the teacher in the mathematics class that any decimal number can be expressed as a score. He started to convert it and soon completed, but he thought of another problem, how can we convert a repeating decimal point into a
Cyclic decimal fraction ① pure cyclic decimal fraction, the numerator is the number of digits in a circular section, the number of the denominator is 9, and the number of 9 is equal to the number of The number of the cycle section, which can be an approximate score. Example 1: Convert 0.7 into a score. 0.7 × 10 = 7.777 ...... ① 0.7 = 0.777 ...... ② 0.7 × 9 = 7 from ①-② so 0.7 = 7/9 Example 2: Convert 5.1 2
usingSystem;usingSystem.Collections;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;namespaceReview cs{classProgram {structStudent { Public intnum; Public stringCode; Public stringName; Public decimalscore; } Static voidMain (string[] args) { //1. Loop to add student informationArrayList list =NewArrayList (); for(inti =1; I 4; i++) {Student s=NewStudent ();//instantiation ofConsole.Write ("Please enter section"+ i +"Student's School number:"); S.code=Cons
Warm around the world 193th the reality staggered garden (1) civilian high score with Raiders
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Socks: Black silk red Butterfly
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Exercise 3-1 Score StatisticsEnter some student's score, which score appears the most times? If there are multiple parallel, from small to large output.Task 1: Non-negative integers with fractions not exceeding 100Task 2: The score does not exceed 100 of the nonnegative real number, but retains a maximum of two decimal
Write an application in which the user enters the student's name and score from two text boxes, and the program displays the students ' names and scores in a text area, sorted by their score.Import Java.awt.FlowLayout;Import java.awt.event.ActionEvent;Import Java.awt.event.ActionListener;Import java.util.ArrayList;Import java.util.Collections;Import Java.util.Iterator;Import java.util.List;Import Javax.swing.Box;Import Javax.swing.JButton;Import Javax
The library of the weekend is so lively, so many children around to do their homework reminds me of the time I used to read. Just this lesson after the practice is to calculate the average score, think of the teacher if there should be a lot easier to this thing, after all, a count is really enough trouble. It's not a very complicated little script, but it's practical.
Lloyd = {"Name": "Lloyd", "homework": [90.0, 97.0, 75.0, 92.0], "quizzes": [88.0,
/* DescriptionKong Rong has no siblings. At the weekend, he went to seven siblings, including cousin Kong Ming, Tang Jie Kong Ru, and Tang di KONG Wei, to play at home.Kong Rong's mother bought 8 pears for the children to eat. As a result, Tong, a yellow dog, moved away from the Naughty Dog, and Xin, a big cat, secretly hid one.Kong Rong snatched the remaining six pears, and his mother stopped him and said that he would eat them equally. Kong Rong is not happy. How do eight people divide 6 pears
[Description]
The selection of volunteers for the Expo is in full swing in City. In order to select the most suitable talent, City A has performed a written examination on all contestants who have registered. Only contestants whose scores have reached the interview score can enter the interview. The interview score is based on 150% of the number of students enrolled. That is, if you plan to enroll M volun
Average score
Time Limit: 2 seconds memory limit: 65536 KB
Bob is a freshman in marjar University. He is clever and diligent. However, he is not good at math, especially in mathematical analysis.
After a mid-term exam, Bob was anxious about his grade. He went to the specified sor asking about the result of the exam. The specified sor said:
"Too bad! You made me so disappointed ."
"Hummm... I am giving lessons to two classes. If you were in
Console.Write ("Please enter the number of judges:");//Enter the number of peopleint Renshu = Convert.ToInt32 (Console.ReadLine ());//number of people substitutingint[] Fenshu = new int[renshu];//defines an array of fractions of the length of the populationif (Renshu >= 5)//Remove a maximum score, remove two minimum points, so at least five people{for (int i = 0; i {Console.Write ("Please enter the" + (i + 1) + "judges hit the
After the completion of the test scores of students and the score of each single division and the total score is our teacher here must do the homework. In the WPS table, calculate the student total score using the SUM function, with the rank function to arrange the position, which is also known to every teacher. However, there are always some special circumstance
I am a sophomore. In the recent period of time in the database review problems encountered a problem, as follows.There is a relationship between SC (S_id,c_id,age,score), to find the number of students older than 22 years of age and scores, the correct relational algebraic expression is ().Ⅰ.πs_id,score (σage>22 (SC))Ⅱ.σage>22 (Πs_id,score (SC))Ⅲ.πs_id,
ZTE Score M sync_agent hard-coded password security vulnerability
Release date:Updated on:
Affected Systems:ZTE Score MDescription:--------------------------------------------------------------------------------Cve id: CVE-2012-2949
ZTE Score M is an Android smartphone.
ZTE Score M allows the use of the hardcoded z
Time Limit: 3.000 seconds
Background
Using problems in computer science involve maximizing some measure according to constraints.
Consider a history exam in which students are asked to put several historical events into chronological order. students who order all the events correctly will receive full credit, but how shoshould partial credit be awarded to students who incorrectly rank one or more of the historical events?
Some possibilities for partial credit include:
1 point fo
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