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Why is the Java main method static?
...
public class JavaClass{
protected JavaClass(int x){}
public void main(String[] args){
}
}
Should the JVM call new JavaClass(int)? What should it pass for x?
If not, should the JVM instantiate JavaClass without running any constructor method? I think it shouldn't, because that will specia...
What is default session timeout in ASP.NET?
...|UseDeviceProfile]"
regenerateExpiredSessionId="[True|False]"
sqlConnectionString="sql connection string"
sqlCommandTimeout="number of seconds"
allowCustomSqlDatabase="[True|False]"
useHostingIdentity="[True|False]"
stateConnectionString="tcpip=server:port"
stateNetworkTimeout="number of seconds"
cu...
Go: panic: runtime error: invalid memory address or nil pointer dereference
...pe AnimalSounder interface {
MakeNoise()
}
type Dog struct {
Name string
mean bool
BarkStrength int
}
func (dog *Dog) MakeNoise() {
//implementation
}
I forgot the *(dog Dog) part, I do not recommend it. Then you get into ugly trouble when calling MakeNoice on an AnimalSounde...
C# DLL config file
...ionManager.OpenExeConfiguration(Assembly.GetExecutingAssembly().Location);
string dllConfigData = appConfig.AppSettings.Settings["dllConfigData"].Value;
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How to convert NSNumber to NSString
So I have an NSArray "myArray" with NSNumber s and NSString s. I need them in another UIView so i go like this:
7 Ans...
Convert base class to derived class [duplicate]
... { get; set; }
}
class B
{
public int IntProp { get; set; }
public string StrProp { get; set; }
}
In global.asax or application startup:
AutoMapper.Mapper.CreateMap<A, B>();
Usage:
var b = AutoMapper.Mapper.Map<B>(a);
It's easily configurable via a fluent API.
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How do I parse a URL query parameters, in Javascript? [duplicate]
In Javascript, how can I get the parameters of a URL string (not the current URL)?
2 Answers
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How to extract a floating number from a string [duplicate]
I have a number of strings similar to Current Level: 13.4 db. and I would like to extract just the floating point number. I say floating and not decimal as it's sometimes whole. Can RegEx do this or is there a better way?
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Real World Example of the Strategy Pattern
... save a file, or make a webcall
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign products to people in a database. This assignment of a product to a person has a status which is either "Approved" or "...
How to get the build/version number of your Android application?
...nfo = context.getPackageManager().getPackageInfo(getPackageName(), 0);
String version = pInfo.versionName;
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
}
And you can get the version code by using this
int verCode = pInfo.versionCode;
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