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How can I use an array of function pointers?
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202
You have a good example here (Array of Function pointers), with the syntax detailed.
int sum(...
maximum value of int
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323
In C++:
#include <limits>
then use
int imin = std::numeric_limits<int>::min(); ...
ANTLR: Is there a simple example?
...cute the following command on your shell/command prompt:
java -cp antlr-3.2.jar org.antlr.Tool Exp.g
It should not produce any error message, and the files ExpLexer.java, ExpParser.java and Exp.tokens should now be generated.
To see if it all works properly, create this test class:
import org.a...
Copying PostgreSQL database to another server
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How to use knockout.js with ASP.NET MVC ViewModels?
...seId field is required." id="CourseId" name="CourseId" type="text" value="12" />
Why was document ready needed to make it work(see first edit for more information)
I do not understand yet why you need to use the ready event to serialize the model, but it seems that it is simply required (Not to ...
How to detect my browser version and operating system using JavaScript?
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mplungjan
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answered Jun 27 '12 at 5:00
Himanshu Jansari...
Can a variable number of arguments be passed to a function?
...; manyArgs(1)
I was called with 1 arguments: (1,)
>>> manyArgs(1, 2, 3)
I was called with 3 arguments: (1, 2, 3)
As you can see, Python will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as sho...
Regular expression for letters, numbers and - _
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209
The pattern you want is something like (see it on rubular.com):
^[a-zA-Z0-9_.-]*$
Explanati...
Convert RGBA PNG to RGB with PIL
...oad() # required for png.split()
background = Image.new("RGB", png.size, (255, 255, 255))
background.paste(png, mask=png.split()[3]) # 3 is the alpha channel
background.save('foo.jpg', 'JPEG', quality=80)
Result @80%
Result @ 50%
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How can I assign an ID to a view programmatically?
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524
Android id overview
An Android id is an integer commonly used to identify views; this id can b...