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How to return 2 values from a Java method?
... 2;
return new MyResult(number1, number2);
}
public static void main(String[] args) {
MyResult result = something();
System.out.println(result.getFirst() + result.getSecond());
}
share
|
...
Can I access constants in settings.py from templates in Django?
...ser, token):
try:
# split_contents() knows not to split quoted strings.
tag_name, var = token.split_contents()
except ValueError:
raise template.TemplateSyntaxError, "%r tag requires a single argument" % token.contents.split()[0]
return ValueFromSettings(var)
cla...
Centering a view in its superview using Visual Format Language
...g only VFL. It is, however, not that difficult to do it using a single VFL string and a single extra constraint (per axis):
VFL: "|-(>=20)-[view]-(>=20)-|"
[NSLayoutConstraint constraintWithItem:view
attribute:NSLayoutAttributeCenterX
...
How can I catch a ctrl-c event?
...printf("Caught signal %d\n",s);
exit(1);
}
int main(int argc,char** argv)
{
struct sigaction sigIntHandler;
sigIntHandler.sa_handler = my_handler;
sigemptyset(&sigIntHandler.sa_mask);
sigIntHandler.sa_flags = 0;
sigaction(SIGINT, &sigIntHandler, NULL);
pau...
Spring Boot - inject map from application.yml
...ionProperties
public class MapBindingSample {
public static void main(String[] args) throws Exception {
System.out.println(SpringApplication.run(MapBindingSample.class, args)
.getBean(Test.class).getInfo());
}
@Bean
@ConfigurationProperties
public Test t...
How do you declare an interface in C++?
...e virtual method
};
class Tester : public IBase {
public:
Tester(std::string name);
virtual ~Tester();
virtual void Describe();
private:
std::string privatename;
};
Tester::Tester(std::string name) {
std::cout << "Tester constructor" << std::endl;
this->priva...
Getting Checkbox Value in ASP.NET MVC 4
...
If formCollection is used, then the string returned for the checkbox as the result is: "true,false". How do you parse this? Is Replace() the only option?
– Jo Smo
Jul 4 '15 at 21:23
...
How to display Base64 images in HTML?
...
Is this an image encoded to a string? Can every image be represented as a string? The more detail an image has the longer the string?
– Timo
May 20 at 12:36
...
Why should I declare a virtual destructor for an abstract class in C++?
...
{
public:
virtual void DoFoo() = 0;
};
class Bar : public IFoo
{
char* dooby = NULL;
public:
virtual void DoFoo() { dooby = new char[10]; }
void ~Bar() { delete [] dooby; }
};
IFoo* baz = new Bar();
baz->DoFoo();
delete baz; // memory leak - dooby isn't deleted
...
I didn't find “ZipFile” class in the “System.IO.Compression” namespace
... could do this:
#region
/// <summary>
/// Custom Method - Check if 'string' has '.png' or '.PNG' extension.
/// </summary>
static bool HasPNGExtension(string filename)
{
return Path.GetExtension(filename).Equals(".png", StringComparison.InvariantCultureIgnoreCase)
|| Path.Ge...