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In this article, we will explain how to increment a variable in bash. We will also learn about different types of increment operators used in bash scripting in Linux. Let's start with shell programming in Linux and learn how to increment a...

This article discusses how to use the Batch command to test whether an environment variable contains a specific substring. We will introduce two batch scripts that can be used in the above scenario. Checks whether the specified environment...

这篇简短的文章介绍了通过 Bash 在后台运行 Linux 进程的 nohup 命令和 控制运算符。 此外，我们将进一步研究 nohup 和 之间的主要区别。 在后台运行 Linux 进程 Linux 提供了两种在后台运行...

This short article introduces the nohup command and the control operator to run Linux processes in the background through Bash. In addition, we will further study the key differences between nohup and . Running Linux processes in the backgr...

Cygwin allows Windows users to access certain Linux features and includes a large number of GNU and open source tools that are commonly found in popular Linux distributions. When using Cygwin, it is easy to encounter a command not found err...

This article will show you how to use Task Scheduler to run a batch file. Running batch scripts using Task Scheduler With Task Scheduler, you can automate tasks to run automatically at specific times. It only takes a few steps and you don't...

This article will show you how to use CMD to run a batch file.bat. There are three ways in which you can run a batch file. Let us discuss them in the following sections. Run batch (.bat) files in CMD by directly clicking on them This way yo...

This article teaches you how to use as 5.6.5 in MySQL versions lower than . Thus, you can prevent MySQL error 1293. CURRENT_TIMESTAMP DEFAULT Our approach involves reordering table columns and using DEFAULT 0 and time values. Reproduce the...

This article teaches you how to change the MySQL user password on OS X. root We will be using XAMPP so that you can change the password using the MySQL console. Installing XAMPP for OSX First, download and install XAMPP for OSX from Apache...

Today, we will learn to use various functions in MySQL to generate random and unique strings. These functions include MD5() , RAND() , , SUBSTR() and UUID() . There is no inbuilt method to generate random string in MySQL, but there are many...

MySQLi fetch function is used to access data from the database server. After fetching the data, you can also iterate over it MySQLi with queries. In this article, we will see mysqli_fetch_array() the use of functions and methods to iterate...

This tutorial article will show you how to use LIKE the operator to search a column. We will show you how to use it correctly to include all results that meet certain criteria, regardless of whether the value is uppercase or lowercase. LIKE...

This tutorial article will show you how to use MySQL JOIN methods to delete data from multiple tables. This is useful when you are simultaneously deleting records from one table that are related to a specific record in another table. DELETE...

This article will help you understand INTERSECT the operator. Although MySQL does not support INTERSECT and MINUS / EXCEPT , there are other ways to simulate this functionality. We will see INTERSECT what is , its benefits, and learn variou...

MINUS Operator is used in SQL to find unique elements in table A that are not present in table B. Through this tutorial, we will see how to emulate the operator in MySQL MINUS to get the desired result. We will understand it by using NOT IN...