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OpenSource For You
September 2016 Issue
Vol. 4 No. 12
Developers - Insight
Let’s Get Acquainted with PHP
PHP is a server side scripting language that is embedded in HTML. It is used to manage dynamic content, databases, session tracking, and even build entire e-commerce sites. This article gives an introduction for newbies and wannabe PHP users.
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Admin - How To
Network Performance Monitoring and Tuning in Linux
There’s nothing more annoying than a slow network connection. If you are a victim of poorly performing network devices, this article may help you to at least alleviate, if not solve, your problem.
| Developers - Let's Try
A Few Fundamentals of Ruby Programming
Ruby is an open source, general programming language that has been influenced by Perl, Smalltalk, Eiffel, Ada and Lisp. It has an elegant syntax, and is focused on simplicity and productivity. Ruby is easy to learn and works on the principle of ‘writing more with less’.
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Developers - How To
Create a Web Database in App Inventor 2
On our App Inventor journey, which we embarked upon many months ago, we now move on to creating a Web database using App Inventor 2. This tutorial takes you step by step into the practical details and the nitty-gritty of creating the Web database.
| Developers - How To
Start Programming on Raspberry Pi with Python
One of the most revolutionary things that happened in computing in recent times has been the invention of the Raspberry Pi, as it has brought the computer within everyone’s reach. As a fallout, there has been a coding revolution. This article is a primer for coding on a Raspberry Pi.
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For U & Me - Let's Try
Programming in R
R is a language and environment for statistical computing and graphics. It is a simple and effective programming language, which includes conditionals and loops. Often called GNU S, it is used to statistically explore datasets and to make many graphical displays of data.
| For U & Me - Let's Try
Audacity: Yet Another Tool for Speech Signal Analysis
Most of us have heard of Audacity in connection with making ringtones. But it has many more uses, such as recording live audio from a voice or from musical instruments, creating audio books, mixing music, and so on. This article gives readers a good introduction to the software.
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Developers - Insight
Julia: A Language that Walks Like Python, Runs Like C
Julia is an emerging star in the world of programming languages. It offers the coveted combination of high performance and productivity. What Julia offers in terms of execution speed may almost seem unbelievable, especially to newcomers to this language. This article provides an introduction to Julia, which is as simple as Python to learn, and on par with C and Fortran in terms of execution speed.
| Developers - Let's Try
An Introduction to the Go Programming Language
Here’s how Google describes Go in its blog post: “Go attempts to combine the development speed of working in a dynamic language like Python with the performance and safety of a compiled language like C or C++. In our experiments with Go, to date, typical builds feel instantaneous; even large binaries compile in just a few seconds.” Let’s take a quick look at this powerful language.
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Admin - Insight
Volatility: The Open Source Framework for Memory Forensics
Computer attacks are a constant concern for admins and users of computers. These are attacks that are stealthy enough not to leave any traces on the hard disk of the computer. To detect such attacks, we need to make a forensic analysis of the memory dump of the computer. This analysis is termed memory forensics. Volatility is the open source framework that could help us with memory forensics.
| Developers - Let's Try
Using Python for Data Mining
This article presents a few examples on the use of the Python programming language in the field of data mining. The first section is mainly dedicated to the use of GNU Emacs and the other sections to two widely used techniques—hierarchical cluster analysis and principal component analysis.
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Developers - How To
Build a Website Using Bootstrap and the Express.js Framework
The Express.js framework is the most popular and widely used framework for Node.js, while Bootstrap is the frontrunner in the development of responsive, mobile first Web applications on the Net. This article presents a tutorial on how to create a website using the two popular open source frameworks.
| For U & Me - Let's Try
Have Some Fun Converting Plain Text to Handwritten Text
Recurrent neural networks (RNN) can be used to generate handwritten text. This is a fun project that you might like to try out for yourself. This article details the steps to be taken to generate handwritten text from plain text.
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For U & Me - Interview
"We are transforming the classroom culture in many ways"
Today, MOOCs or massive open online courses are transforming the education environment. One of the pioneers in the field, the MIT and Harvard Universitybacked edX, has been very successful with its Open edX that offers a spectrum of courseware to all. Jagmeet Singh of OSFY talked to Anant Agarwal, CEO of edX and MIT professor, for the details about the online platform. Edited excerpts:
| For U & Me - CaseStudy
Government Leverages Open Source to Build DigiLocker for Indian Citizens
DigiLocker is an initiative by the government to offer Indian citizens a free platform to store and access important documents. The platform uses several open source technologies to deliver a mass solution and contributes back to the ever-growing community.
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Developers - How To
Faster File Search with Python
This article presents a file search utility created by using the power of the versatile Python programming language. Read on to discover how it works and how it can be used in Windows systems.
| OpenGurus-Let's Try
Python Programming for Digital Forensics and Security Analysis
One of the many uses of the versatile Python programming language is in digital forensics and security analysis. This article covers various aspects like socket programming, port scanning, geo-location and extraction of data from websites like Twitter.
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Developers - Overview
Choosing the Right Open Source Programming Language
Selecting a programming language is often a daunting task as the choices are vast. In this article, novices attempting to learn coding get a bird’s eye view of the top programming languages, allowing them to examine the simplicity or complexity of coding and then weigh the pros and cons of each language.
| For U & Me - Overview
The Pros and Cons of Open Source Programming Languages
You can always look forward to a good debate when the topic is ‘Open source programming languages versus licensed programming languages’. There are pros and cons to both sides of the argument. The author gives readers, particularly aspirants in the field of programming, insights into this age old question.
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For U & Me - Overview
Open Source Solutions that Accelerate Adoption of Cognitive Automation
The concept of Al-Enabled Coworker is relatively new for many of the business enterprises. If used effectively, it promises to transform the way we operate, work or live. It has the potential to make many business processes faster, simpler and less error-prone. In light of the heavy investments involved, this article directs readers to the open source solutions available, to accelerate the pace of its adoption.
| For U & Me - Interview
"Docker is a boon to developers"
Containers are becoming vital for the development of software applications. While several container technologies are available in the market today to ease the software development process, Docker is leading the popularity race. In an interview with Jagmeet Singh of OSFY, Docker captain, Neependra Khare, highlights the advantages of using containerised application. He also mentions India’s role in the growth of the Docker community. A few edited excerpts...
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