RxJava for Android app development
RxJava is a powerful library, but it has a steep learning curve. Learn RxJava by seeing how it can make asynchronous data handling in Android apps much cleaner and more flexible.
Software Engineering
Ideas, insights, and strategies for today’s software engineers.
How do I convert an InputStream to a string in Java?
Learn how to load text in a binary file to an InputStream and convert it to a string using ByteArrayOutputStream with a ByteBuffer.
How do I iterate a hash map in Java?
Learn to iterate HashMaps using forEach and Java 8’s new lambda syntax.
Highlights from the 2016 European Software Development Salary Survey
Find out what pays and what doesn't for European software engineers, developers, and other programming professionals.
In Python, can I create a global variable inside a function and then use it in a different function?
Learn to make variables globally available from within a function, as well as the associated risks and caveats.
Introduction to the SciPy ecosystem
Ben Root offers a high-level overview of the SciPy ecosystem and highlights some of his favorite tools.
How can I generate random integers in a specific range with Java?
Learn how to limit your random number generation to a specific range while using java.util.Random, Math.random, and ThreadLocalRandom.
Does Python have a ternary conditional operator?
Learn how to use Python’s ternary operator to create powerful “one-liners” and enhance logical constructions of your arguments.
20 Python libraries you aren’t using (but should)
Discover lesser-known Python libraries that are easy to install and use, cross-platform, and applicable to more than one domain.
DSP sounds and signals
Decompose a sound into its harmonics, modify the harmonics, and generate new sounds.
2 great benefits of Python generators (and how they changed me forever)
Learn how to elegantly encapsulate and efficiently scale with Python generators.
Getting started with FPGAs
The O’Reilly Hardware Podcast: Field Programmable Gate Arrays are getting easier
Fluent Python: The power of special methods
You’ve used Python for years. Do you really know it? Be brave and skin that Python. In this cut, Luciano Ramalho probes deep into special methods and the Data Model. Become fluent with idiomatic Python.
Objects of objects
Re-create a classic card game in Java using a collection, inheritance, and classes.
The IoT needs a defrag
Smart home tech is a case in point: Tech giants need to embrace ecosystem interoperability for the Internet of Things to realize its potential.
How the Python data model makes objects and idiomatic language play well together
This excerpt from Luciano Ramalho's Oriole online tutorial illustrates special methods in the data model with a French card deck class example.
Ten steps to Linux survival
Learn Linux diagnostic and recovery tasks so you can jump in and fix a system problem when your site goes down.
Steve Ghee on the future of augmented reality
The O’Reilly Hardware Podcast: AR beyond games and entertainment.
Ezra Spier on desktop milling machines
The O’Reilly Hardware Podcast: Creating an accessible tool for professionals and makers.
3 of the most interesting things to come out of WWDC
The latest on Swift, an iPad live programming environment, the new App Review Guidelines, and more.
Solving a parallel streams puzzler in Java 8
Master simple guidelines for implementing the Streams API in practice
Empathy: The key to a successful software project
Developers should dig deep to understand their project's stakeholders.
Python’s pandas make data analysis easy and powerful with a few lines of code
The pandas library offers shortcuts for common data operations and Matplotlib graphics.
Write your own custom tasks in Gradle
Learn how to customize the Gradle build process.