phpexcel imports data expressed in scientific notation

Recently, there has been a problem with using phpexcel to import an excel table (excel2007). If the numbers in the table are too long, excel will sometimes express them in scientific notation. During the import, the data table will also store the data in scientific notation. If the number of the cel...

習慣沉默 2017-05-24 11:33:34 0  2  1453

Problem filtering data from a dataset based on user input

Here's an overview of what I've tried so far: I have a searchInput element where the user can enter their search query. I use a function to handle the filtering process when the value of searchInput changes. The filter function loops through the dataset and compares each item to the value of searchI...

P粉903969231 2023-09-20 09:37:52 0  1  722

Database cannot be accessed

It was normal to use Navicat to connect to the database two days ago. After opening it today, I can no longer connect. It seems like there is no permission? I have searched many methods and tried them one by one but still failed.

php小白学习中~ 2019-08-26 14:12:42 0  4  1695

utf-8 - Java uses FileWriter to write int type data to a file, the file data is wrong?

(I know my title is very vague, because I really don’t know how to describe it.) The cause of the matter is that I developed an Android APP in Java, and one of its functions is to use FileWriter to write int data to a data file. This data file is created using File's createNewFil...

phpcn_u1582 2017-05-17 09:58:09 0  1  640

Why do I say I can't log in to the database after I entered root as my username and password?

Why do I say I can't log in to the database after I entered root as my username and password?

bear 2018-12-25 17:15:54 0  3  1188

mysql - Use PHPEXCEL to import 5000+ items of data from an excel file into the database. The local database is normal, but only 15 items are imported online. No errors are reported. What is the problem?

Use PHPEXCEL to import 5000+ items of data from the excel file into the database. The local database is normal, but only 15 items are imported online. The EXCEL file can be converted into an array normally, but only 15 items are imported, and the execution time is set to setlimittim 0. Which part is...

大家讲道理 2017-05-27 17:38:55 0  2  1009

Using different html input name than database column name in Laravel

How can I use a different html input name than the column name that I want to save this input data to I usually use this method because all html input names are equal to the database columns: Model::create($request->all()) ; Now I know I can use this: Model::create(['name'=>$request->name,'...

P粉818125805 2024-01-16 12:40:25 0  2  409

Batch data import method that can be implemented using php

Now I encounter a requirement to import employee data in batches. Its structure is: employee photo, employee name, employee position, company and one employee is allowed only one employee photo, one employee belongs to one company, and one employee is only allowed one position. The target data volum...

某草草 2017-05-24 11:34:00 0  2  645

python3.x - When using pymysql to insert data in python, an error occurs when the data is an alphabetic string.

In python3, pymysql is used to insert data. The code is as follows {code...} and the result is the following error: {code...} If "lison" is changed to "123", this numeric string can be inserted. Please tell me the reason. , and when the numerical string is "0000", the r...

滿天的星座 2017-06-12 09:25:33 0  1  1107

Unable to successfully write to MySQL database after PHP authentication

I'm trying to write data to the database after authentication but can't succeed. Once logged in successfully I am redirected to index.php<?phpsession_start();if(isset($_SESSION["user_id"])){$mysqli=require__DIR__."/database.php";$sql="SELECT* FROMuserWHEREid={$_SE

P粉221046425 2023-09-13 09:54:01 0  1  630

Extract data from multiple input boxes using Jquery's foreach loop

I'm creating an order for a project. I'm using a Foreach loop to pull data from the database into a table I've created. However, when I multiply the quantity and unit price data, the code only works for the data in the first row of the table. How can I modify this code for all incoming loop data? Sh...

P粉278379495 2023-08-31 19:09:32 0  1  541

Are these methods still useful? The execute() method seems to be unable to obtain data

Are these parameter binding methods still in use? The execute() method seems to be unable to obtain data

成大事者不纠结 2021-10-24 12:54:29 0  4  729

Vuejs cannot get data using axios - Stack Overflow

{Code...} The above is the code of the component. Make sure that axios has been installed correctly. The localhost:3000 interface api program called is also running normally locally. After testing, the data can be returned normally, but the data cannot be displayed on the page. Chrome The console re...

大家讲道理 2017-05-19 10:07:58 0  4  618

python2.7 - When using django-redis, the data in redis cannot be accessed after connecting?

Using dango-redis, when using redis for caching, the data configuration items in redis cannot be accessed: Data in redis Functions in views: Please give me guidance

曾经蜡笔没有小新 2017-05-16 13:18:41 0  1  982

Common methods for connecting to MYSQL database with PHP

After configuring a Xiaoniao cloud server and deploying a PHP environment, what are the common methods for connecting to a MYSQL database?

想无 2021-09-07 13:56:33 0  3  1126

Unable to get cookie data from Go server using React

After React I started going into the backend and added githubOAUTH and sessions on the backend server to save the data. They all work fine on the backend and I can access the data from other handlers via sessions etc. But once I try to get the session from the backend using React, I can never do it....

P粉360266095 2024-04-06 13:09:26 0  1  632

Can you please explain how to use phpexcel to import and export excel and database?

Can you please explain how to use phpexcel to import and export excel and database?

Ж墨竹疏影Ж 2018-10-04 08:51:06 0  3  1968

html - How to use user input data to run a mathematical formula and finally return it.

The problem now is: after getting the data input by the user, how to combine the formula based on the user's data to calculate the distance and return the result. There are currently two files, one is py and the other is html. I have run this formula in anaconda-jupyter and can get the distance. But...

PHP中文网 2017-06-22 11:51:44 0  1  892

Encountered a serious problem. User registration cannot write users table data. Error message. The field has no initial value. The steps follow the video and cannot be skipped.

Encountered a serious problem. User registration cannot write users table data. Error message. The field has no initial value. The steps follow the video and cannot be skipped.

小试手笔 2017-09-23 10:03:13 0  2  1196

PHP connects to the database, mysql_connect cannot be used

PHP connects to the database. The integrated environment used by mysql_connect cannot be used. There is no text in the red box originally. Baidu query added it and the file is in the folder. There is no problem with mysql. . Please tell me, God, what is the reason for this?

Aཻ 葉 2019-12-16 17:42:17 0  2  1149