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How do I return multiple values from a function in C?
...ts own memory.
You have two solutions:
1: Return a struct which contains all the types you need.
struct Tuple {
int a;
string b;
};
struct Tuple getPair() {
Tuple r = { 1, getString() };
return r;
}
void foo() {
struct Tuple t = getPair();
}
2: Use pointers to pass out val...
How to make a HTML Page in A4 paper size page(s)?
...e the margins as you want them to be. */
}
}
In case you think you really need pixels (you should actually avoid using pixels), you will have to take care of choosing the correct DPI for printing:
72 dpi (web) = 595 X 842 pixels
300 dpi (print) = 2480 X 3508 pixels
600 dpi (high quality prin...
passing several arguments to FUN of lapply (and others *apply)
...e, we find the following line:
...: optional arguments to ‘FUN’.
So all you have to do is include your other argument in the lapply call as an argument, like so:
lapply(input, myfun, arg1=6)
and lapply, recognizing that arg1 is not an argument it knows what to do with, will automatically p...
“An exception occurred while processing your request. Additionally, another exception occurred while
.... You could also RDP into the instance and browse to the site from IIS locally to view the errors.
<system.web>
<customErrors mode="Off" />
First guess though - you have some references (most likely Azure SDK references) that are not set to Copy Local = true. So, all your depe...
What is the best way to do a substring in a batch file?
...ion) of the currently running batch file (unless executed in a subroutine called by call). The complete list of such “special” substitutions for path names can be found with help for, at the very end of the help:
In addition, substitution of FOR
variable references has been enhanced.
You...
How can I resolve “Error: No developer directory found at /Developer”?
... distributing it as an app, downloadable from the App Store. Consequently, all tools are installed in the Applications/Xcode.app package.
– Sudhir Jonathan
Apr 9 '12 at 10:53
3
...
In PHP, what is a closure and why does it use the “use” identifier?
...
This is how PHP expresses a closure. This is not evil at all and in fact it is quite powerful and useful.
Basically what this means is that you are allowing the anonymous function to "capture" local variables (in this case, $tax and a reference to $total) outside of it scope and...
Java packages com and org
...ode Conventions:
The prefix of a unique package name is always written in all-lowercase ASCII letters and should be one of the top-level domain names, currently com, edu, gov, mil, net, org, or one of the English two-letter codes identifying countries as specified in ISO Standard 3166, 1981.
Subseq...
How to delete object from array inside foreach loop?
...
@Oliver: usually it will generate unexpected behavior, but you can do it safely with foreach on php. Give a read here for a test: php.net/manual/en/control-structures.foreach.php#88578
– pangon
Jan ...
When to create a new app (with startapp) in Django?
...
I tend to create new applications for each logically separate set of models. e.g.:
User Profiles
Forum Posts
Blog posts
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