Tag：Full name
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Time：2021-12-6
First, you need to create and initialize the data of employee table, department table and salary grade table: DROP TABLE IF EXISTS EMP; DROP TABLE IF EXISTS DEPT; DROP TABLE IF EXISTS SALGRADE; CREATE TABLE DEPT ( DEPTNO int(2) NOT NULL, DNAME VARCHAR(14), LOC VARCHAR(13), PRIMARY KEY (DEPTNO) ); CREATE TABLE EMP ( EMPNO int(4) […]
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Time：2021-12-4
1 /** 2 * projectnmae: address book management system 3 * function: 4 * add contact: add a new person to the address book 5 * display contact: displays all contact information in the address book 6 * delete contact: delete the specified contact by name 7 * Find Contact: view the specified contact information […]
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Time：2021-12-2
Online English name random generator Online English name random generator The tool supports batch random generation of English names. The maximum number of generated names for all genders is 1000 and the maximum number of specified genders is 500. It can be used for testing and so on. https://tooltt.com/english-name/
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Time：2021-11-8
Many people in the IT industry will use Linux common commands, but few people know the full names of these common commands. Let’s take a look at the full names of these common commands! PWD: print work directory prints the current directory and displays the absolute path of the current working directory PS: process status […]
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Time：2021-11-7
Some users want to find some software, but they forget the full name of the software, or find some unfamiliar words, so how to solve this problem? Now let Xiaobian introduce you to a solution. resolvent: As long as it is in Apple’s own software, such as text editing, notes, pages, keynote, etc., enter the […]
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Time：2021-11-2
1、 Read excel file using pandasread_excel()Method, which can be read directly through the file path. Note that there are multiple sheets in an excel file. Therefore, reading an excel file is actually reading the specified file and specifying the data under the sheet at the same time. You can read one sheet at a […]
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Time：2021-10-27
Online mobile phone number VCF batch import tool Online mobile phone number VCF batch import tool This tool can generate the phone number list into VCF format and quickly import it into the mobile phone address book. Please directly copy the phone and name columns from excel, paste and click generate. The first column is […]
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Time：2021-10-15
Basic syntax of MySQL: MySQL data is available at the end of the article Execution sequence: from -> join -> on -> where -> groupby -> avg max .. -> having -> select ->order by SQL language classification: DQL: Data Query Language DML: Data Manipulation Language DDL: Data Definition Language DCL: data control language DQL […]
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Time：2021-9-19
Train tickets for the first day of this year’s Spring Festival transportation officially went on sale on December 30. Every Spring Festival, many passengers buy a ticket to go home, “Eight Immortals cross the sea and each show their magic power”. However, there are always some passengers “magic power failure”. How to buy train tickets […]
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Time：2021-9-18
Flink provides corresponding dataset APIs and datastream APIs to handle bounded and unbounded datasets. We can develop corresponding Java programs or Scala programs to complete the corresponding functions. The following examples illustrate some basic operators in the dataset API. Next, we will demonstrate the role of each operator through specific code. 1. Map, flatmap and […]
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Time：2021-9-15
Add validation for the form in the previous section File：plugins\raiseinfo\contact\components\ContactForm.php use Illuminate\Support\Facades\Validator; use Illuminate\Support\Facades\Redirect; … public function onSend() { $validator = Validator::make( [ ‘name’ => Input::get(‘name’), ’email’ => Input::get(’email’) ], [ ‘name’ => ‘required|min:5′, ’email’ => ‘required|email’ ] ); if($validator->fails()){ return Redirect::back()->withErrors($validator); }else{ $vars = [ ‘name’ => Input::get(‘name’), ’email’ => Input::get(’email’), ‘content’ => Input::get(‘content’) […]
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Time：2021-8-29
Project directory: log4j.xml 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Pom.xml configuration 1 2 3 4 junit 5 junit 6 4.11 7 test 8 9 10 11 mysql 12 mysql-connector-java 13 5.1.29 14 15 16 17 org.mybatis 18 mybatis 19 […]
