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How do I get Windows to go as fast as Linux for compiling C++?

...ng, you're not going to get more than partisan comments (which I won't do) and speculation (which is what I'm going to try). File system - You should try the same operations (including the dir) on the same filesystem. I came across this which benchmarks a few filesystems for various parameters. Ca...
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Java ArrayList - how can I tell if two lists are equal, order not mattering?

... You could sort both lists using Collections.sort() and then use the equals method. A slighly better solution is to first check if they are the same length before ordering, if they are not, then they are not equal, then sort, then use equals. For example if you had two lists o...
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How do I set up a basic Ruby project?

...o create a small Ruby project with 10 ~ 20 classes/files. I need some gems and I want to use RSpec as test framework. 4 Ans...
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What is the argument for printf that formats a long?

... On most platforms, long and int are the same size (32 bits). Still, it does have its own format specifier: long n; unsigned long un; printf("%ld", n); // signed printf("%lu", un); // unsigned For 64 bits, you'd want a long long: long long n; uns...
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What is the best way to implement nested dictionaries?

...ython? This is a bad idea, don't do it. Instead, use a regular dictionary and use dict.setdefault where apropos, so when keys are missing under normal usage you get the expected KeyError. If you insist on getting this behavior, here's how to shoot yourself in the foot: Implement __missing__ on a di...
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Global access to Rake DSL methods is deprecated

I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line: 5 Answers ...
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How to get the entire document HTML as a string?

... MS added the outerHTML and innerHTML properties some time ago. According to MDN, outerHTML is supported in Firefox 11, Chrome 0.2, Internet Explorer 4.0, Opera 7, Safari 1.3, Android, Firefox Mobile 11, IE Mobile, Opera Mobile, and Safari Mobile. ...
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Using ping in c#

...s; } catch (PingException) { // Discard PingExceptions and return false; } finally { if (pinger != null) { pinger.Dispose(); } } return pingable; } ...
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When should I use a List vs a LinkedList

...his should not be an accepted answer. As I was learning I did some tests and felt like sharing them. Original answer... I found interesting results: // Temporary class to show the example class Temp { public decimal A, B, C, D; public Temp(decimal a, decimal b, decimal c, decimal d) ...
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Simpler way to put PDB breakpoints in Python code?

...uestion. I've been a bit spoiled with debuggers in IDEs like Visual Studio and XCode. I find it a bit clumsy to have to type import pdb; pdb.set_trace() to set a breakpoint (I'd rather not import pdb at the top of the file as I might forget and leave it in). ...