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“Unresolved inclusion” error with Eclipse CDT for C standard library headers
...ols, Includes
And if the code-completion/indexer or preprocessor specifically also cannot locate stdio.h:
Setting up include paths and macros for C/C++ indexer
C/C++ Project properties: Preprocessor Include Paths, Macros, etc.
The exact location of stdio.h will depend on the system you are int...
Difference between ref and out parameters in .NET [duplicate]
...ized but passing it as a ref parameter it has to be set to something.
int x;
Foo(out x); // OK
int y;
Foo(ref y); // Error: y should be initialized before calling the method
Ref parameters are for data that might be modified, out parameters are for data that's an additional output for the functi...
What does passport.session() middleware do?
...r/lib/strategies/session.js
Specifically lines 59-60:
var property = req._passport.instance._userProperty || 'user';
req[property] = user;
Where it essentially acts as a middleware and alters the value of the 'user' property in the req object to contain the deserialized identity of the user. To ...
Proper way to add svn:executable
...
Sorry for all the edits, but if I recall correctly, having it set to anything will turn on the executable bit, deleting it (and possibly setting it to null or whitespace) will turn it off. To get the value your SVN client was using, a...
Detect IE version (prior to v9) in JavaScript
...9. It's just not worth our time and money to support IE pre-v9 . Users of all other non-IE browsers are fine and shouldn't be bounced. Here's the proposed code:
...
Resize a large bitmap file to scaled output file on Android
I have a large bitmap (say 3888x2592) in a file. Now, I want to resize that bitmap to 800x533 and save it to another file.
I normally would scale the bitmap by calling Bitmap.createBitmap method but it needs a source bitmap as the first argument, which I can't provide because loading the original ...
Which MIME type to use for a binary file that's specific to my program?
...program uses its own binary file type, so I assume I can't use MIME type text/plain, as it is not a 7-bit ASCII file.
4 Ans...
Determining Whether a Directory is Writeable
... way in Python to determine whether a directory is writeable for the user executing the script? Since this will likely involve using the os module I should mention I'm running it under a *nix environment.
...
How do you create an asynchronous method in C#?
...what if that is not the case. What if were trying to wrap some code that calls BeginInvoke with some callback code?
– Ricibob
Aug 27 '13 at 10:46
2
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Regular expression for floating point numbers
...ssues in some languages (like Java).
Thanks to the nameless one for originally recognizing this.
One relatively simple pattern for matching a floating point number is
[+-]?([0-9]*[.])?[0-9]+
This will match:
123
123.456
.456
See a working example
If you also want to match 123. (a period w...