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Load a WPF BitmapImage from a System.Drawing.Bitmap
...elect your own answer as the answer to the question? Your's is much better now.
– Hallgrim
Sep 18 '08 at 21:28
1
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Javascript when to use prototypes
...ultiple Car() instances.
var volvo = new Car(),
saab = new Car();
Now, you know each car will need to drive, turn on, etc. Instead of attaching a method directly to the Car() class (which takes up memory per each instance created), you can attach the methods to the prototype instead (creat...
How to fix the flickering in User controls
...Turn off WS_CLIPCHILDREN
return parms;
}
}
The child controls will now paint themselves on top of the background image. You might still see them painting themselves one by one, but the ugly intermediate white or black hole won't be visible.
Last but not least, reducing the number of child ...
How to securely save username/password (local)?
...e entered user name and password, use the Rfc2898DerivedBytes class (also known as Password Based Key Derivation Function 2 or PBKDF2). This is more secure than using encryption like Triple DES or AES because there is no practical way to go from the result of RFC2898DerivedBytes back to the passwor...
Why does Git treat this text file as a binary file?
...y means that when git inspects the actual content of the file (it doesn't know that any given extension is not a binary file - you can use the attributes file if you want to tell it explicitly - see the man pages).
Having inspected the file's contents it has seen stuff that isn't in basic ascii cha...
Using Phonegap for Native Application development [closed]
...rom Android to Iphone with some effort. Before I plunge into it I want to know what is forum's experience with Phonegap. What are the pain points and is it really scalable for enterprise level application development.
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How to find where gem files are installed
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After installing the gems, if you want to know where a particular gem is. Try typing:
gem list
You will be able to see the list of gems you have installed. Now use bundle show and name the gem you want to know the path for, like this:
bundle show <gemName&g...
What is a lambda (function)?
... = x−1 means a function substituting the symbols x−1 for the symbol y. Now imagine applying λ y to each term in the first equation. If a term is y then perform the substitution; otherwise do nothing. If you do this out on paper you'll see how applying that λ y will make the first equation solv...
SQLAlchemy: What's the difference between flush() and commit()?
... # been flushed yet.
s2.flush() # Now, Foo('B') is in the same state as
# Foo('A') was above.
print 3, s2.query(Foo).all()
s2.rollback() # Foo('B') has not been committed, and rolling
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
...att.com/~bs/01chinese.html (this link seems to be temporarily broken right now, but you can try Google's page cache)
– stakx - no longer contributing
May 2 '10 at 11:48
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