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Why does Java switch on contiguous ints appear to run faster with added cases?
...ctions that are invoked at many points in my main program logic. Part of this code involves multiplying double variables by 10 raised to arbitrary non-negative int exponent s. One fast way (edit: but not the fastest possible, see Update 2 below) to get the multiplied value is to switch on t...
.NET: Which Exception to Throw When a Required Configuration Setting is Missing?
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You're not limited in your exception-throwing to existing exceptions in the Framework. If you do decide to use existing exceptions, you don't absolutely have to follow the documentation to the letter. The documentation will describe how the framework uses a given exception,...
How to convert a factor to integer\numeric without loss of information?
...ng section of ?factor:
In particular, as.numeric applied to
a factor is meaningless, and may
happen by implicit coercion. To
transform a factor f to
approximately its original numeric
values, as.numeric(levels(f))[f] is
recommended and slightly more
efficient than
as.numeric(as....
Regex to replace multiple spaces with a single space
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edited May 18 '15 at 7:52
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What exactly is Hot Module Replacement in Webpack?
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First I want to note that Hot Module Replacement (HMR) is still an experimental feature.
HMR is a way of exchanging modules in a running application (and adding/removing modules). You basically can update changed modules without a full page reload.
Documentation
Prerequirement...
GOTO still considered harmful? [closed]
Everyone is aware of Dijkstra's Letters to the editor: go to statement considered harmful (also here .html transcript and here .pdf) and there has been a formidable push since that time to eschew the goto statement whenever possible. While it's possible to use goto to produce unmaintainable, s...
What are the default access modifiers in C#?
What is the default access modifier for classes, methods, members, constructors, delegates and interfaces?
9 Answers
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When is “i += x” different from “i = i + x” in Python?
...t += can have different effects than the standard notation of i = i + . Is there a case in which i += 1 would be different from i = i + 1 ?
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What's Up with Logging in Java? [closed]
...rce projects use it (so they can integrate with whatever logging framework is used in the integrated solution); especially valid if you're an API/Framework/OSS and you rely on other packages that use Commons Logging.
Commons Logging because you don't want to "lock down" to a particular logging frame...
What does Docker add to lxc-tools (the userspace LXC tools)?
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From the Docker FAQ:
Docker is not a replacement for lxc. "lxc" refers to capabilities of the linux kernel (specifically namespaces and control groups) which allow sandboxing processes from one another, and controlling their resource allocations.
On to...