Posts

There are three keywords in JavaScript that can be used to declare variables: let, var, and const. Each keyword has different rules and implications for how the variables they create can be used. What is difference between var, let and const? The var keyword is the oldest way of declaring variables in JavaScript and is supported by all browsers. The let and const keywords are newer additions to the language and are not supported by older browsers....

First of all, we assume you already have Ruby installed on your system. If you do not have Ruby installed on your system, Use one of below URL to install it as per your application requirements. How to Install Latest Ruby on Debian, Ubuntu, Linuxmint Step 1 – Prerequisites First of all, enable the HTTPS support for Apt repositories and install the PGP keys for passenger packages on your system....

Ubuntu MX Linux 18.03 Download Links Please find below DVD ISO images download links for Ubuntu Desktop and Ubuntu server edition. You can also use torrent to download images. MX-18.3_x64.iso [torrent] MX-18.3_386.iso [torrent]

Download Fedora 28 Workstation The Fedora 28 Desktop edition is available in both 64-bit and 32-bit architecture. You can use following download links to download Fedora Desktop as per your choice and requirement. GNOME is the default desktop environment. Fedora 28 Workstation [64-bit] Fedora 28 Workstation [32-bit] Existing Fedora users can upgrade your system to Fedora 28 from Fedora 27,26,25 using these instructions. Download Fedora 28 Server The Fedora 28 Server edition is available with 64-bit architecture only....

In some condition’s, you may required 777 permissions like log file etc. But mostly we don’t required it. This tutorial will help you to search files with 777 permission on your Linux/Unix system via find command. Syntax: The -perm command line parameter is used with find command to search files based on permissions. You can use any permission instead of 777 to find files with that permissions only. For example to search all files with permission 777 under the logged in user home directory, type: The above command will search all files and directories with permission 777 under the specified directory....

This tutorial uses javascript push() function to insert or append a new element to end of the Array. JavaScript – Append Element to Array The following example creates an initial array with two elements (as “black”,”blue”). After that use javascript push() function to append new element (“white”) to the array. Output:

Let’s go through the tutorial and understand the process to accomplish this. Get Date & Time in Batch Script Windows takes the date in the format like Thu 11/02/2017. So use following commands to extract the date in YYYY format, month in MM format and date in DD format and stored in CUR_YYYY, CUR_MM, and CUR_DD variables correspondingly. Next is to parse the time which is available in 15:41:36.39 (Hours, Minutes, Seconds, and Micro Seconds) format....

Check Unsecure HTTP Header Check the http header of your server, You will see the version of NGINX server running. Hackers can use this information for hacking. Check Unsecure HTTP Header After makeing above changes, re-check the http header values using following command.

Now you can directly install the latest version of .NET Core on macOS from the OS itself. Let’s take a look at how you can install .NET Core on your Mac device. How to Install .NET Core on macOS The Microsoft .NET Core team provides an installer file for macOS, Linux, and Windows. That can be downloaded from its official download page. Follow the below steps to download and install ....

Apache Hadoop 3.3 comes with noticeable improvements and many bug fixes over the previous releases. It has four major components such as Hadoop Common, HDFS, YARN, and MapReduce. This tutorial will explain you to how to install and configure Apache Hadoop on Ubuntu 20.04 LTS Linux system. Step 1 – Installing Java Hadoop is written in Java and supports only Java version 8. Hadoop version 3.3 and the latest also support Java 11 runtime as well as Java 8....

Step 1 – Prerequsites You must have an account with the Dropbox. If you don’t have an account sign up here. Now login to your system and continue to next step. Step 2 – Download Dropbox Debian Package You can download Dropbox Debian package (.deb) file from the official website. Make sure to download package with correct architecture as per your system running. You can also use the below command to download Dropbox packages....

Step 1 – Prerequisites Eclipse required Java to be installed on your system. Make sure you have proper Java installed. If you don’t have Java installed, Use below link for the JDK/JRE installation on your system. Install Java on Ubuntu and LinuxMint Install Java on Debian Step 2 – Download Eclipse Eclipse IDE is available for Java EE developers, JAVA developers, PHP developer, C and C++ developers, JavaScript developers, and many other programmers....

In order to use an SSL certificate, You must have a valid domain or a subdomain name. Also, the domain must the pointed to the Windows server through the DNS server. For this tutorial, I have created a subdomain “secure.tecadmin.net” and pointed to our Windows system. This tutorial will help you to install the Let’s Encrypt SSL certificate with IIS on Windows Server 2019/ Useful tutorials: How to Install IIS on Windows How to Create Site in IIS via command line Steps to Redirect HTTP to HTTPS in IIS...

This tutorial describes the installation and configuration of two VirtualHost on Apache with separate PHP versions. First VirtualHost will work with PHP 5.6 and another VirtualHost will run with PHP 7.2. So just go through this tutorial. You can also use more than two PHP versions with Apache as required but this tutorial covers two only. Installing Apache Apache web server packages are available under the default repositories. Open a terminal on your Ubuntu system, then execute the following commands to install the latest available version of Apache web server....

The main advantages of using Odoo ERP include the following: It allows for a complete view of your business operations, allowing you to identify issues early on and take action quickly. It’s easy to use. You can set up an Odoo ERP account in just a few minutes by simply filling out a few forms. And once you’re set-up, you can start working within minutes. It’s reliable and secure. It’s designed with security in mind from the start – with two-factor authentication for users and several security measures built into the application itself....

Steps involved in installing OpenCV in Ubuntu are discussed in this article OpenCV is among the best platforms which provides ease to developers in their work. The latest version which is being used nowadays is 4.5.3 released on 17th of July, 2021. It is in C++ but it can be used in other languages with the help of bindings. Here we will discuss about two methods to install OpenCV in Ubuntu either from its own repository or by downloading it from source....

This tutorial will help you to install swift programming language on your Ubuntu 18.04 LTS Bionic Linux system. Step 1 – Prerequisites Login to your Ubuntu 18.04 system using SSH (Shell) access. Now install the required dependencies for swift installation on your system. For the new Ubuntu 18.04 installation, I also needed to install following packages to work swift properly. Step 2 – Install Swift Ubuntu 18.04 Now, you need to download the latest available swift release from its official site....

Kill a Process Running on Port First of all, find out the PID (process id) of the running process on a specific port. For example, a process is running on port 3000. To find its process id, execute: Now you have the PID of the process running on a port. Use the kill command to terminate that process by its PID. You will notice that the process running on the specific port is terminated....

For example, I have a file fruit.json conaiting some json content but not in proper format. Now, send the json content to the json_pp command via the pipe. You will find the results in a pretty format, which can be easily read. Output:

Useful links: How to create website in IIS using command line How To Redirect HTTP to HTTPS in IIS Launch PowerShell Type PowerShell in application search option. Then right click on PowerShell application and select “Run as administrator”. This will provide you administrative privileges to perform actions. Start or Stop All Sites in IIS The WebAdministration module provides the methods to manage IIS on windows system. So first, import WebAdministration module on Powershell, then run the following commands to start or stop all IIS sites....