In order to manager in a easy way iptables on Debian machines please install iptables-persistent apt install -y iptables-persistent After we did added the required rules need to add the following in order to block. ##required to be added iptables -A INPUT -p udp -j REJECT –reject-with icmp-port-unreachable iptables -A INPUT -p tcp -j REJECT…
Swap should take place on the Instance Storage (ephemeral) disk and not an EBS device. Swapping will cause a lot of IO and will increase cost on EBS. EBS is also slower than the Instance Store. It will usually be mounted to /mnt but if not run To then create a swap file on this…
Vim ( Vi Improved ) is an advanced text editor, a multiplatform opensource editor, allowing a efficient text editing. Is a improved open source editor of vi editor. Mos of the UNIX systems nowdays has installed in it, compatible with Windows and Mac as well. The first release of vim was in 1991 from Bram…
Varnish can be a good solution for a faster Apache, Nginx server. It will act like a cache and proxy in your server once installed. Can be a good option for high load server with lot of traffic. First install the epel respository in your Centos 7 server since it is part of non-standart packages.…
In order to run fastnetmon can be installed via automatic script installer: [code]wget https://raw.githubusercontent.com/pavel-odintsov/fastnetmon/master/src/fastnetmon_install.pl -Ofastnetmon_install.pl [/code] Run the downloaded script: [code] sudo perl fastnetmon_install.pl [/code] If not need to share the OS version youn are installing the fastnetmon add at the end of the command [code] –do-not-track-me [/code] If you need to start the fastnetmon…
In order to have a stable Linux server we need to have a stable, continuous backup system in case our data get lost or server crash. Best solution for me is bash script compressing the data via .gz format. To achieve this i use the following command, open a file called backup_file.sh and paste: [code]cd…
Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed inthe future: use mysqli or PDO instead in wp-includes/wp-db.php on line 1518. This extension was deprecated in PHP 5.5.0, and it was removed in PHP 7.0.0. Instead The issue with mysql connection can be caused due to different cause, solving this can be a…
If you need a free software to send newsletters than i suggest phplist. It can be installed in shared hosting, virtual server (vps) and physic servers. Download the latest version in the download section Unzip it in you machine ( Pc or server ) Upload the lists folder in your public_html directory ( Depending…
After we installed ubuntu server on our machine we need to secure it in order to prevent hacker to access sensitive data on our server. Let’s presume the ip server is 192.168.1.1
Ssh (Secure shell ) is a UNIX based command line and protocol for remotely connecting to the machines in a secure way. Authentication process it is validated via a digital certificate from both sides.
Crontab -run this command at this time and this date Is used mostly in server machines with Linux OS, machines running 24 / 7. It is used to schedule a job daily / weekly / monthly / a specific date of month / a specific day of the week. Every [code]user on Linux system has…
Jenkins is an application that monitor the executions of repeated jobs, such as building a software project, or cron job running from server. First of all Jenkins purpose is testing / building software projects. It is used mostly from developers, allowing an easier way to test the application. How to install it on ubuntu server?
Configuring a mail server it is important not to hit the junk folder. Configuring dkim will give you an extra point an will be validated. Every mail will be signed with a certificate to prove the authenticity of the mail server. I prefer working with Centos since it is a rock solid distro. Notes: I…
Git is a very popular open source version control system, it keeps history and track of you work, development job you are doing. If you are a developer guy part of a team or if you use different machines to work in the daily basic then you need to learn and work with git. The…
If you need to download Elementary OS for free – Go to the link http://elementary.io/ – On the $ panel click on “Custom” – Enter the value 0 ( zero ) And click the download link without pay any $.
From my point of view everybody want to have where you could keep your websites, or your own available space on internet. Creating your own web server means having your own data files and websites. A good way to do this is installing a web hosting panel management doing a part of the web server.…
The WordPress pages are the most used post type in big part of every WordPress project, since they are the basic and helpful. What if you need to have different type of pages? on only one with sidebar or without it? Every time you click from the fronted on a page WordPress automatically refers to…
During my experience like web developer i cleaned up a lot of infected WordPress websites, Here are the reason mostly allow bad guy to enter into websites. First of all before you go further check the hosting provider, search on google for top 10 hosted, do not point on something cheap, cheaper web hosting not…
One of the most important parts like a WordPress developer is having your website loading faster. Also if you have a fast web loading if you have to many visitor the website will load with some milliseconds of delay. Here are some way that saved me in the past and still save me in the…
Working in different projects in group some time can be a little frustrating if taked in the wrong way. What git do? Git is an open source distributed version control system designed for small and very large projects. Allows a groups of people to work on the same documents ( no metter if this is…
One of the principal things on it sector is the data backup. What if a hdd with sensitive data get damaged? An external Hdd? You need to backup daily or weekly your data manually. How to solve this problem, without spending money? If you have active directory system centralized will be more easier for you…
The most commonly used webserver in the world today is Apache. Used also from developers to create a php-mysql area on their machines, to test their work. In the Linux server world one of the most rock solid and stable distro is Centos, a free version of RedHat. This tutorial cover a basic part of…
This article intend to guide you to install wordpress in Ubuntu or Linux Mint. I tried to simplify the commands and to show step by step all the process so you will have not any problem. Ok, let’s start.
ABOUT 10 YEARS AGO, few people had a mobile phone, and if they did, the phone did not have a mobile web browser. Fast-forward to 2012. Almost 30 percent of the world’s population now has some mobile device that enables them to browse the Internet, chat, or send text messages.
Working with clients is one of the difficult part of all professions from my point of view. Also this section require good skills and professionalism i think. How to work, deal and get paid with clients?
Working on-line is one of the benefits of the Internet. If you are good on programing , developing, networking, design, translating also on-line assistant you can apply on-line for jobs around the world. Where to start?
Getting traffic is one of the most important tasks for any web master. What is more, you can’t get traffic once and then just reap the benefits. Getting traffic is an ongoing task and you must be constantly doing it, if you want to get traffic and keep it. Here are some of the ways…
A lot of People around the world use windows system, Is this the right OS for you if you do not use or know the existence of other OS? Can you find a better one? What if my pc have a personalized system, a system where i can modify everything, a system that is rock…
Working with wordpress has a lot of benefits. One of them is the ability to use plugin in order to avoid not necessary code. Since i work with this cms only a few time a worked without plugin. Let’s see some of them, plugin useful to you.
In order to have a good relationship with you pc and your staff you will do on that , you will need some tools to make a part of the work for you! Some people may think are not required and not indispensable for the day time work.
HTML since 1990s continue to develop their work and to grow on a better direction. From HTML4 to HTML5 was a big step and a big HTML code evolution.
In order to develop a new project or to optimize a old one you need to use tools to make your web developer easier. Different plugins from firefox or chrome offer this service . Let see some of them on firefox
In order to start a new web project on developing better to have a basic structure of html. A good solutionis to find a basic one on google or better one is to create our personal template, with requirement class and id. No metter if work on different cms platform or just on html.