How do I rename a local branch in Git?
Learn how to rename a branch using the -m flag in Git.
Software Engineering
Ideas, insights, and strategies for today’s software engineers.
Joel Johnson on desktop fabrication
The O’Reilly Hardware Podcast: An all-in-one workshop factory.
Ryan Cousins on field programmable gate arrays
The O’Reilly Hardware Podcast: Making hardware programmable.
5 simple tips for building your first Docker image with Java
Go beyond basic concepts and frameworks to get started with Docker the right way.
Why Reactive?
A deep dive into the technical aspects of reactive.
How to get superior text processing in Python with Pynini
Regular expressions are the standard for string processing, but did you know you can often get better text untangling with Pynini's finite-state transducers?
Using blocks in Ruby
With this excerpt from Head First Ruby, you’ll learn about Ruby blocks by looking at each concept from different angles.
How do you document your Arduino project designs?
Learn how to sketch out your electronic designs as schematics and understand how they map to real-world circuits.
Chris Lirakis on the promise of quantum computing
The O'Reilly Hardware Podcast: Qubits and the future of computing.
How do you put a web server onto a tiny $10 Wi-Fi module?
Learn to serve web pages from the inexpensive and tiny ESP8266 module in a few lines of Arduino code.
Dealing with growing pains without sacrificing sustainability
Balancing optimization efforts across processes, technologies, and teams.
How do you correct a commit message in Git?
Learn how to fix a mistake using the “git commit -amend” command and understand when it is appropriate to force push a changed commit.
Where programming meets the real world
Greg Brown's new book, Programming Beyond Practices, is a thoughtful exploration of how software gets developed.
Introduction to designing for scalability with Erlang/OTP
Erlang/OTP is unique among programming languages and frameworks in the breadth, depth, and consistency of the features it provides for scalable, fault-tolerant systems with requirements for high availability.
Does a sorted array run faster than an unsorted array in Java?
In this video, Brian L. Gorman uncovers the relationship between efficiency and branch prediction when executing arrays in Java.
Is Java pass by reference or pass by value?
A common misconception is that Java is a pass by reference language. In this video Brian L. Gorman exposes the inner workings of pass by value.
Real-World Maintainable Software
Abraham Marín-Pérez explains how 10 coding guidelines can work in a real-life environment, considering the typical issues, together with the hidden traps that programmers can fall into when trying to apply them.
How do you subtract two dates in Java?
Learn how to account for time discontinuities in Java and use the new Java Time API to calculate durations accurately.
Thinking in coroutines
Lukasz Langa uses asyncio source code to explain the event loop, blocking calls, coroutines, tasks, futures, thread pool executors, and process pool executors.
Trends shaping the London tech scene
London's tech scene has not only pervaded all of its world-leading activities, it’s also created a vibrant, independent business environment of its own.
How do I undo my last comment in Git?
Learn how to use the “git reset” command and reset the HEAD pointer to undo your last commit.
How do I delete a branch locally and remotely in Git?
Learn how to view and delete branches on both local and remote repositories so you can keep your project tidy and manageable.
What is the difference between String and string in C#?
Should you be concerned about the difference a capital letter makes with “string” in C#?
Run strikingly fast parallel file searches in Go with sync.ErrGroup
Go’s new sync.ErrGroup package significantly improves developer productivity with goroutines.