How-to Install Erlang on Ubuntu 14.04

How-to Install Erlang on Ubuntu 14.04

What is Erlang In this tutorial we’ll learn how-to Install Erlang on Ubuntu 14.04. Erlang is a programming language used to build massively scalabe soft real-time systems with requirements on high availability. Erlang is being used on telecoms and banking, lately it’s also being used on e-commerce, computer telephony and instant messaging service. Erlang’s runtime system has built-in support for concurrency, distribution and fault tolerance. One of the startup that use Erlang on its backend is WhatsApp. Facebook also use…

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How-to Install and Use pip on Ubuntu 14.04

How-to Install and Use pip on Ubuntu 14.04

What is pip? Pip is package management system for Python programming languages. We can use pip to manage software packages written in python. We can search, install, remove many packages that can be found in [https://pypi.python.org/pypi](Python Package Index) (PyPI). In this tutorial we’ll learn how-to install and use pip on Ubuntu 14.04. Python 2.7.9 or later and Python 3.4 and later already include pip by default. The name pip itself is recursive acronym of pip installs packages or pip install…

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How-to Install Apache, MySQL, PHP (LAMP) Stack On Ubuntu 15.04

How-to Install Apache, MySQL, PHP (LAMP) Stack On Ubuntu 15.04

LAMP Stack Overview LAMP stack is one of the most used application stack that power the web. It consist of Linux as operating systems, Apache as web server, MySQL as Database Server and PHP as the programming language that run the web application. MySQL can be replaced with MariaDB or PerconaDB, PHP can be repalaced with Perl or Python. Apache itself can be replaced by lighttpd, nginx, or Openlitespeed. But for now we’ll focus on creating LAMP Stack on Ubuntu…

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How-to Install Oracle JDK 7 On Ubuntu 15.04

How-to Install Oracle JDK 7 On Ubuntu 15.04

Overview Previously we already learn How-to install Oracle JDK 8 on Ubuntu 15.04. Sometimes your application might need older Java version like Java 7. In this tutorial we’ll learn how to install Java Development Kit version 7 on Ubuntu 15.04 Install Java Development Kit (JDK) 7 We will install Oracle JDK 7 from Webupd8 PPA. First let’s add webupd8 team PPA repository. You need to press enter to continue adding the webupd8team PPA repository. I truncate the output above to…

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How-to Install JDK 8 On Ubuntu 15.04

How-to Install JDK 8 On Ubuntu 15.04

Overview Java comes with two different version, JDK or Java Development Kit where you can develop Java app using these compilation of tools. Another version is JRE or Java Runtime Environment, if you only need to run Java application, you can use this. In this tutorial we’ll learn how to install Java Development Kit version 8 on Ubuntu 15.04. Install Java Development Kit 8 (JDK 8) We will install JDK 8 from Webupd8 PPA. First let’s add webupd8 team PPA…

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10 Sites To Check Your DNS Health

10 Sites To Check Your DNS Health

Why DNS Health? Domain Name System or DNS is a global hierarchical distributed naming system for computer and or services. This service translate domain name to IP Address. For example, google.com to 74.125.68.102. DNS plays a really important part of our internet precense. When people cannot resolve our domain they cannot view our website and send email to our domain. Not only this but most service is actually depend on domain name for user to access. All of the service…

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Check Your Site Performance Online

Check Your Site Performance Online

What is Site Performance? Site performance is a method to measure how fast your site load on desktop and mobile device. Most of the techniques are similar both some are specific to mobile. This method also known as Web Performance Optimization or Website optimization. Steve Souders coined web performance term around 2004. Long before people optimize website by optimizing the backend apps, optimizing hardware, look for packet loss etc. Web Performace techniques try a different approach where it try to…

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The HeartBleed Bug

The HeartBleed Bug

What is Heartbleed Bug Two days ago new OpenSSL Security Advisory was released title TLS heartbeat read overrun (CVE-2014-0160) OpenSSL 1.0.1 to 1.0.1f and 1.0.2beta1 are affected. Old version like 0.98 is not affected by this bug. This bug is also known as Heartbleed bug. Heartbleed bug occur on OpenSSL implementation of the TLS/DTLS (Transport Layer Security Protocol) Heatbeat extension (RFC6520), when exploited it leads to leak of the memory contents from the server to the client and from client…

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Free eBook: Stopping Zero Day Exploits for Dummies

Free eBook: Stopping Zero Day Exploits for Dummies

Need more reading on Security, this book is for you. Stopping Zero Day Exploits for Dummies : Zero-day malware attacks and advanced persistent threats (APTs) are growing, serious threats to organizations. Cybercriminal organizations seem to be more motivated (and more skilled) every day. Malware’s advanced evasion techniques are making detection solutions ineffective for preventing infections. Advanced information-stealing malware utilizes ever-advancing techniques for exploiting application vulnerabilities, infecting targeted endpoints, and stealing information. Most security experts today agree that threat detection is…

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How-to Configure VMware ESXi 5 SNMP Service

How-to Configure VMware ESXi 5 SNMP Service

You might want to monitor your ESXi server host from a monitoring application and need SNMP for it. By default SNMP on VMware ESXi is not enabled and you need to use VMware CLI to enable and configure VMware ESXi5 SNMP. First of all download and install VMware vSphere CLI 5.0     After installing VMware vSphere CLI you can go to bin directory : You can show current configuration with Things inside square braces is the one thay you…

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[Infographic] The Evolution of iPhone

[Infographic] The Evolution of iPhone

Via : audiencebloom

How-to remove languages on simpleSAMLphp

How-to remove languages on simpleSAMLphp

By default simpleSAMLphp show all language available on web interface, simple but cluttering the web interface, at least that’s what I think. To show only several language, you can use method below. open config.php on config folder. If your simplesamlphp apps located on /var/simplesamlphp then the config file will be on /var/simplesamlphp/config/config.php. find lines below : Lines above is to configure what languages available and what right-to-left(rtl) language available. For example, I only want to display English and Indonesian language,…

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