Elasticsearch is one of the leading open-source distributed search and analytic engines. This text focuses on installing and configuring elasticsearch on a CentOS 7 with the ability to access it remotely.
If you are using CentOS in VMware it might happen that suddenly there is no internet connection and icon just spins and trying to get an IP but nothing happen. This happens when CentOS network connection is set to be in Bridged Mode with Replicate physical network in VMware...
These days most websites uses Cloudflare for there protecting against DOS or DDOS attacks. Cloudflare is free and easy to setup. Cloudflare conceals the IP address of the website in order to protect it from attack.
7zip is a free file archiving and file compression / decompression utility. 7zip is a free open source better alternative to both WinRAR and WinZip. It currently support over 45 formats.
If your PC is running low on space and its performance is gradually decreasing then it is time to run a disk cleaner. A good option was CCleaner but it is a paid product now. CCleaner best alternative is BleachBit.