A DNS cache (sometimes referred to as a DNS resolver cache) is temporary info, maintained by a computer's OS, that contains records of all the recent visits and tried visits to websites and different internet domains. In different words, a DNS cache is simply a memory of recent DNS lookups that your pc will quickly ask when it's attempting to work out a way to load a web site. Most people only hear the phrase "DNS cache" once it refers to flushing/clearing the DNS cache so as to assist fix an internet connectivity issue. there is a lot of on that at the bottom of this page. The Purpose o ..read more

This example contains two different techniques to swap numbers in C++. The first program uses a temporary variable to swap numbers, whereas the second program doesn't use temporary variables. Example 1: Swap Numbers (Using Temporary Variable) #include <iostream> using namespace std; int main() { int a = 4, b = 10, temp; cout << "Before swapping." << endl; cout << "a = " << a << ", b = " << b << endl; temp = a; a = b; b = temp; cout << "\nAfter swapping." << endl; cout << "a = " << ..read more

Social Bookmarking sites are online services that allow you to store bookmarks on a cloud-based server, which you can access from anywhere. Users can register on the website to create bookmarks which they can ‘tag’ under various categories. Go through this free social bookmarking sites list 2019 below, these social bookmarking sites are of high DA and ‘can’ be helpful! What is social bookmarking? Social bookmarking is the technique to get good backlinks, huge traffic along with branding, promotion and indexing privileges. If you are an SEO or digital marketing guy, you must know about it ..read more

Profile creation sites are very helpful to create high-quality backlinks for improving your blog's traffic and increase ranking in Google SERP. Backlinks to any website are really important for the SEO perspective and to increase backlinks, Profile Creation Sites List are very helpful. It will also increase lots of traffic to your website These are very useful these days to show your blog’s online presence on different platforms. By using this method you can put all your description about yourself and on most of the platforms you can add your social media accounts too. Here you will also ge ..read more

SEO stands for "Search Engine Optimization". Search engine optimization or SEO is a strategy for optimizing your website for search engines and improve your rankings on a search engine result page (SERP).  It's Simpler Than You Think! It is a great way to improve the quality of your website and makes your website user-friendly, fast and easy to navigate. SEO is a natural or organic way of earning a result on the search engine result page. As we all know higher ranked website on search engine result page earns or receive more traffic to there website and this traffic can be converted to c ..read more

Google reCAPTCHA Using  Node.js    Step 1: Create a new directory and generate Package.json file in it.              Use npm init command to generate the package.json file.                Step 2: Now install required dependencies.              npm install --save express request body-parser Step 2:  Register your site at Google reCAPTCHA.           Register your web site at Google recaptcha  to get the  keys              needed to code the form.   For localhost you have to use localhost, 127.0.0.1 and then register your site            After registration Google will provide you foll ..read more