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Is returning by rvalue reference more efficient?
...ptimization). Now, you can do the following
Beta_ab ab = others.toAB();
And it will move construct the temporary into ab, or do RVO to omit doing a move or copy altogether. I recommend you to read BoostCon09 Rvalue References 101 which explains the matter, and how (N)RVO happens to interact with ...
How to open a file using the open with statement
I'm looking at how to do file input and output in Python. I've written the following code to read a list of names (one per line) from a file into another file while checking a name against the names in the file and appending text to the occurrences in the file. The code works. Could it be done bette...
Git: how to reverse-merge a commit?
...o actually remove a commit from an arbitrary point in the past by rebasing and then resetting, but you really don't want to do that if you have already pushed your commits to another repository (or someone else has pulled from you).
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When to use references vs. pointers
I understand the syntax and general semantics of pointers versus references, but how should I decide when it is more-or-less appropriate to use references or pointers in an API?
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Difference between decimal, float and double in .NET?
What is the difference between decimal , float and double in .NET?
18 Answers
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How can I list ALL DNS records?
... example, to reduce the size of the response).
An AXFR is a zone transfer and is likely what you want. However, these are typically restricted and not available unless you control the zone. You'll usually conduct a zone transfer directly from the authoritative server (the @ns1.google.com below) and...
Why can lambdas be better optimized by the compiler than plain functions?
In his book The C++ Standard Library (Second Edition) Nicolai Josuttis states that lambdas can be better optimized by the compiler than plain functions.
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Beyond Stack Sampling: C++ Profilers
The date is 12/02/10. The days before Christmas are dripping away and I've pretty much hit a major road block as a windows programmer. I've been using AQTime, I've tried sleepy, shiny, and very sleepy, and as we speak, VTune is installing. I've tried to use the VS2008 profiler, and it's been posi...
CMake: Project structure with unit tests
...tructure my project to include the production sources (in src subfolder) and tests (in test subfolder). I am using CMake to build this. As a minimal example I have the following files:
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Convert Python dictionary to JSON array
...our script.
# -*- coding: UTF-8 -*-
This will fix some Unicode problems and make your life easier.
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