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【基础入门班】【大作业】爱学习App - App Inventor 2 中文网 - 清泛IT社区...
...错误的题目可以专门练习。
分数要存储分析
题目数据csv文件，导入
------------------------------数据结构参考---------------------------
练习模式：
英文，中文
hello,你好
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题目类型，题面，正确答案，干扰答案
选择题，1+1=...
【可动态编辑表格】App Inventor 2 Dynamic Editable HTML Table - App应用...
...lor=rgba(0, 0, 0, 0.54)This example will allow you to:
Display an AI2 (in csv format e.g. header row, then data rows) list in an html table. It will also allow you (with the exception of the header row) to create new rows, edit any row, and delete any row, whilst returning the saved/upda...
What is the best way to tell if a character is a letter or number in Java without using regexes?
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In e.g., German, an ä could be considered to be in the a-z range.
– Robert
Aug 27 '18 at 23:17
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Why do I get a SyntaxError for a Unicode escape in my file path?
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f = open('C:\\Users\\Pooja\\Desktop\\trolldata.csv')
Use '\\' for python program in Python version 3 and above..
Error will be resolved..
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How to enter quotes in a Java string?
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This tiny java method will help you produce standard CSV text of a specific column.
public static String getStandardizedCsv(String columnText){
//contains line feed ?
boolean containsLineFeed = false;
if(columnText.contains("\n")){
containsLineFeed = true;...
How to disable HTML button using JavaScript?
...#btnPlaceOrder').prop('disabled',false);
– Dominik Späte
Aug 10 '17 at 12:57
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How can I reorder my divs using only CSS?
Given a template where the HTML cannot be modified because of other requirements, how is it possible to display (rearrange) a div above another div when they are not in that order in the HTML? Both div s contain data that varies in height and width.
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How to kill a process running on particular port in Linux?
...ilegues to get process names via netstat.
– Jonas Schäfer
Jul 20 '12 at 16:46
2
@JonasWielicki y...
How to retrieve the hash for the current commit in Git?
... object name. Otherwise barf and abort.
– Linus Unnebäck
Jul 24 '11 at 17:50
661
git rev-parse -...
How to prevent custom views from losing state across screen orientation changes
...erclass), not public. No reason to expose them...
– XåpplI'-I0llwlg'I -
Jan 11 '13 at 10:27
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