Image from Pixabay (modified by author) Group organizers pay a fee for using Meetup’s app and website to host events. In addition, their groups are promoted throughout the platform to help find people interested in joining. What You Will Learn From This Article I’ve learned a lot from my experience managing Meetup groups over the years. I’ll share that with you so you know how to have a successful social group and organize its members and activities....

Block IP using .htaccess Now, create a file named .htaccess in your website document root directory and add these example lines: You are required to change the IP address to be blocked in the above configuration. Here you can block a single IP or IP ranges. You can also write one or more IPs in a single line with space separated. The user will see the following error message when tried to access from a blocked IP address....

Syntax Example 1 – Check with Case Sensitive This will be case sensitive check. As per the below example, Welcome is different than welcome as we know java is a case sensitive programming language. Example 2 – Check with Ignoring Case Using this string will be checked with ignoring the case. The function change string to lower case and check if one string contains another case.

Empty Array in JavaScript Use the following syntax to empty an Array. Here myArray is the name of Array. The above code will create an Array named myArray with no content. If the myArray already exists, will lose all the existing elements. You can also set the length to 0 to make it empty.

GeForce Experience is the companion software for NVIDIA GeForce graphics cards. This tool allows users to control how their GPUs function, record gameplay, optimize game performance and update their drivers. Unfortunately, there have been complaints from NVIDIA GPU owners who only see a black screen when running GeForce Experience. Most of them encountered the issue after updating the software, while others encountered the issue after installing the tool for the first time....

Trello is one of the best tools for managing multiple projects all at the same time and accomplishing tasks or goals faster. It is available for multiple platforms, including iOS, macOS, Windows, and Android. The platform also has a dedicated web app for users who don’t want to download the integrated application. However, using Trello can become disappointing if it fails to work on your end. You’ll end up with a huge list of tasks that you don’t know how to complete, which will take a massive hit on your productivity....

Thanks to this extremely useful feature, you can now clean and organize your Facebook posts without taking too much time! If you happen to have a lot of posts that you no longer wish to keep, this is the perfect time to do so! Aside from bulk deleting your posts, you also have the option to hide them in bulk. By hiding your posts, you can remove them from your timeline but they’d still be accessible to you....

Check Unsecure HTTP Header Check the HTTP header of your server, You will see the version of Apache2 server running. Hackers can use this information for hacking. You can see that your server is running with Apache 2.4.18 server. Hide Apache Version Edit your Apache configuration file and Add/Edit following variables. After making changes restart your Apache service. Check HTTP Header After making above changes, re-check the HTTP header values using the following command....

Anti-virus Software and Firewalls Are Not 100% Effective Firewalls and antivirus software are crucial components of information protection, but neither one can ensure your security against attacks. The best method to lower your risk is to use these technologies in conjunction with sound security practices. In reality, there are malware-filled fake antivirus apps that are created to steal information from unwary users by imitating reliable protection software. The malware alters the system in a number of ways, making it very challenging to stop unauthorized activity and uninstall the application....

The primary job of Nginx is to store, process, and then deliver website content to users. To access a website, a web browser makes a request through HTTP. The request is received by the web server, which then gets approved, and the webserver (in this case, Nginx) sends the required material, using HTTP, to the browser. Performance is optimized with Nginx since it uses less memory processing web requests with a single thread, and each request is carried over simultaneously and seamlessly....

Prerequisites Before you begin this guide, you must have the followings. Ubuntu server with sudo access Pre installed MySQL server Step 1 — Install Sphinx Installing Sphinx on Ubuntu is easy because it’s in the native package repository. Install it using the apt-get package manager on your Ubuntu system. Step 2 – Import MySQL Database Let’s import the sample SQL file into the database.First, create a database named test in your MySQL server, after that restore the database provided by the sphinx search package....

Step 1 – Install Dovecot on CentOS 8 Dovecot package is available under the AppStream yum repository. You just need to install package using the yum/dnf package manager on CentOS 8 system. Step 2 – Configure Dovecot Once the installation finished, configure Dovecot server as per your requirements. Here is the quick and useful configuration of Dovecot to work on your system. Edit Dovecot main configuration file and un-comment below lines to enable POP3 and IMAP protocols....

Emacs is a cross-platform text editor made for POSIX operating systems, including Linux. Created in a time when flashy word processors weren’t a thing, it has remained a mainstream option because of its powerful features and usability. Like any old software, there is a notion of Emacs being complex and obsolete. But it does have plugins and configuration hacks that makes it a convenient text editor. Being a text editor is just one of the functions of Emacs....

This tutorial will help you to configure the ionCube loader with PHP on Ubuntu 20.04 Linux system. Pre-Requisites We assume you already have PHP installed on your Ubuntu system. If not, you can follow these instructions to install required PHP version. Step 1 – Download Ioncube Loader First of all download the latest ioncube loaders php modules from ioncube from ioncube download page. Alternatively you can also use following command to download ioncube loaders....

To install specific nodejs version, Visit our tutorial Install Specific Nodejs Version with NVM. Step 1 – Add Node.js PPA You are required to add Node.js PPA to your system provided by the Nodejs official website. We also need to install the software-properties-common package if not installed already. You can choose either to install the latest Node.js version or LTS version. For Latest Release For LTS Release Step 2 – Install Node....

This tutorial helps you to install Netbeans IDE on your Ubuntu 20.04 LTS Linux system. Prerequisites Apache NetBeans IDE requires Java 8 or later Java Development Kit installed on your system. To install Java on your system, execute the following command Install Netbeans on Ubuntu We use the snap package to install Netbeans IDE on the Ubuntu Linux system. The latest Ubuntu system has default Snapd installed for application installation....

In this tutorial, we will help you to install NVM on Ubuntu 22.04 Linux system. Also, provide you with the instructions to install multiple Node.js versions with useful examples. Prerequisites You must have a running Ubuntu 22.04 Linux system with shell access. Log in with a user account to which you need to install node.js. Installing NVM on Ubuntu A shell script is available for the installation of nvm on the Ubuntu 22....

This tutorial explain you to how to install Wine 6.0 Stable Release on a Fedora systems. Prerequisite You must have a sudo privileged account for the Wine installation on Fedora. Wine required many development packages. First, we recommend upgrading all system packages using the following commands. Step 1 – Installing Wine on Fedora The Fedora team provides rpm packages for the easy installation. You can get the official yum repository provided by Wine team for the installation of latest Wine packages....

Prerequsities Shell access on Ubuntu 18.04 Sudo proviledged account access Step 1 – Install Apache & PHP The Zend Framework required PHP 5.6 or higher version to run. So make sure you have installed proper PHP version. To install PHP and Apache2 on Ubuntu 18.04 Bionic system follow the below commands. Step 2 – Install PHP Composer Now, As you have installed PHP, now install PHP Composer on your system using the following set of commands....

Michael H The foreground image is always going to show a background under it. The color will depend on the HTML page or program you are using to view it. Some programs will display the empty background as white. Others will show it as black. Paint programs would show it as a white and gray checkerboard pattern. When you remove the background you simplify and declutter the image. Small photos often look better without one....