jQuery toggleClass() Tutorial

jQuery javascript framework provides the toggleClass() method in order to toggle between different classes for the specified elements. The toggle will simply remove the old class and add a new class to the specified elements like button, label, div, etc. jQuery toggleClass() Method Syntax toggleClass() method is provided by the…

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about:config Configuration Editor For Mozilla Firefox

Today browsers provide a lot of features and configurations. Mozilla Firefox provides a lot of configurations that can be edited via the Advanced Preferences screen. Advanced Preferences also called about:config which is used to access Mozilla Firefox configuration screen. By using the about:config address or shortcut we can list, read,…

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How To Git Reset Hard?

git reset or git-reset commands are used to reset changes to the previous version in Git software. Git reset is popularly used because of its function where we can go back to whatever version we want. Reverting changes to the back can be done in different ways. “Git reset hard”…

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What Is Fedora (Linux Operating System/Distribution)?

Fedora is a Linux based operating system which provides innovative, free, and open-source platform for hardware, pc, laptop, cloud, and containers. Fedora is also called a Linux distribution where it uses the Linux kernel as the core of the operating system. Fedora History Fedora distribution is officially released on 6…

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What Is SMTP Port Number (25, 587, 465, 2525)?

SMTP or Simple Mail Transfer Protocol is used to transmit emails between clients, receivers, and email servers. SMTP service generally provided via different ports for network communication and transmission. IMAP and POP3 are other protocols used for email transmission but they are mainly used by email clients where SMTP is…

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What Is Default SSH Port and How To Change It?

SSH or Secure Shell is a very popular remote connection and management protocol used to manage different types of devices. SSH can be used to manage Linux, Ubuntu, CentOS, Cisco, Fortinet, and a lot more devices. As a remove port SSH is accessed via the network using TCP 22 port.…

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Linux Network Administration with ping and ip Commands

Linux network stack is very powerful. Network stack provides a lot of functionalities where most of the enterprise network products can not offer. Here we will look basic and everyday network administration commands. Check Network and Internet Connectivity Network connectivity can be checked easily with ping and telnet tools. One…

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How To Use GCC Compiler Options Like Optimization, Flags?

gcc is very popular compiler in Linux world. gcc provides interpreter and compiler for programming languages like C, C++, Java etc. In this tutorial we will examine popular compiler options like error, pre-processor, output, optimization etc. Example C Application Code During this tutorial we will use following simple example code. As we…

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How To Linux Bash For Loop In Files?

Bash provides a lot of useful programming functionalities. for loop is one of the most useful of them. We can use for loop for iterative jobs. Linux system administrators generally use for loop to iterate over files and folder. In this tutorial, we will look at how to use for…

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Javascript Array Variable Types

While programming we generally need to use multiple even several hundred variables of single type. Should we define one variable for each value? No. We can use arrays which can hold multiple values in a single variable. An array is string of values. So it gives the flexibility to store…

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