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How to encrypt String in Java
...AES 256. There also exists AES 128; the difference is AES 256 works in 256-bit blocks, while AES 128 works in 128 blocks. All in all, AES 128 is considered secure although some weaknesses have been discovered, but 256 is as solid as it gets.
Fun fact DES was broken by the NSA back when it was initi...
Where do “pure virtual function call” crashes come from?
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107
They can result if you try to make a virtual function call from a constructor or destructor. ...
Decorators with parameters?
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The syntax for decorators with arguments is a bit different - the decorator with arguments should return a function that will take a function and return another function. So it should really return a normal decorator. A bit confusing, right? What I mean is:
def decorato...
Is it possible to install iOS 6 SDK on Xcode 5?
...changes and it looks like iOS 7 GUI. I have choose iPhone Retina(4 inch 64-bit) simulator to run app. I am missing anything else after doing this.
– python
Sep 24 '13 at 12:56
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Is “double hashing” a password less secure than just hashing it once?
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Arguably you would want collisions within the 128-bit space 0 through 2^128-1. If the hash algorithm's 2^128 output space is perfect, then theoretically, you just have a substitution cipher with an alphabet of 2^128 glyphs.
– jmucchiello
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What's the strangest corner case you've seen in C# or .NET? [closed]
...nd would always like to hear more. The page only really covers C# language bits and bobs, but I also find core .NET things interesting too. For example, here's one which isn't on the page, but which I find incredible:
...
Is there a way to use SVG as content in a pseudo element :before or :after
...e point of pseudo-classes is to reduce DOM elements when you want to add a bit of content, but in your case if you just use your svg code normally it will be no worse (and probably cleaner) than putting it in a pseudo-class(which is also probably impossible). Unless of course if you want to put your...
Install a Windows service using a Windows command prompt?
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I must add one more point in this thread. To install/uninstall 64-bit version of assemblies one should use 64-bit version of tool. To install a service, the command should be:
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
"C:\YourFolder\YourService.exe"
and to uninsta...
What's the point of JAXB 2's ObjectFactory classes?
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Wow, that's a winning answer. +1
– Chris Jester-Young
Sep 3 '09 at 1:37
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Proper use of the IDisposable interface
...e method to clean up your unmanaged resources:
public void Dispose()
{
Win32.DestroyHandle(this.CursorFileBitmapIconServiceHandle);
}
And you're done. Except you can do better.
What if your object has allocated a 250MB System.Drawing.Bitmap (i.e. the .NET managed Bitmap class) as some sort ...