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Developing for Android in Eclipse: R.java not regenerating
...s, so I decided to delete it and thought that Eclipse would generate a new one. But that didn't happen, and I don't have R.java now. How can I regenerate one?
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...nverted to a wchar_t representation where every wchar_t represents exactly one codepoint:
Type wchar_t is a distinct type whose values can represent distinct codes for all members of the largest extended character set specified among the supported locales (22.3.1).
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Upgrade Node.js to the latest version on Mac OS
...should I thoroughly uninstall the old version before installing the latest one?
24 Answers
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How can I represent an 'Enum' in Python?
...:
ant = 1
bee = 2
cat = 3
dog = 4
In earlier versions, one way of accomplishing enums is:
def enum(**enums):
return type('Enum', (), enums)
which is used like so:
>>> Numbers = enum(ONE=1, TWO=2, THREE='three')
>>> Numbers.ONE
1
>>> Numbers.TWO
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C# Lambda expressions: Why should I use them?
...tate to the function without adding parameters to the function or creating one-time-use objects.
Expression trees are a very powerful new feature of C# 3.0 that allow an API to look at the structure of an expression instead of just getting a reference to a method that can be executed. An API just ...
Truncate all tables in a MySQL database in one command?
Is there a query (command) to truncate all the tables in a database in one operation? I want to know if I can do this with one single query.
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What is a good Hash Function?
...For doing "normal" hash table lookups on basically any kind of data - this one by Paul Hsieh is the best I've ever used.
http://www.azillionmonkeys.com/qed/hash.html
If you care about cryptographically secure or anything else more advanced, then YMMV. If you just want a kick ass general purpose h...
Why is Git better than Subversion?
...ry confusing to people changing over - the "proper" way seems to be "git clone", while "git checkout" seems to switch branches.
Git REALLY shines when you are decentralized. I have a server at home and a Laptop on the road, and SVN simply doesn't work well here. With SVN, I can't have local source ...
How to convert string into float in JavaScript?
...(values[1])
If they're meant to be a single value (like in French, where one-half is written 0,5)
var value = parseFloat("554,20".replace(",", "."));
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Delete all files in directory (but not directory) - one liner solution
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Nice one, also to prevent people from having to look this up; here's the import: import org.apache.commons.io.FileUtils;
– Paul Gregoire
Jul 3 '13 at 16:00
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