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How to redirect to Index from another controller?
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Ok this worked. I tried this earlier must of been a typo when I did it before.
– cjohnson2136
Oct 25 '11 at 16:05
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How to overload functions in javascript?
...rguments passed to it.
Default arguments - You can define a default value for an argument if it is not passed.
Named arguments - Argument order becomes irrelevant and you just name which arguments you want to pass to the function.
Below is a section on each of these categories of argument handling...
The term “Context” in programming? [closed]
I have been programming for some months now and a frequently used word is "context" in classes. Like ServletContext (Java), Activity (Android), Service (Java, Android), NSManagedContext (Objective-C, iOS).
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Why does auto a=1; compile in C?
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auto is an old C keyword that means "local scope". auto a is the same as auto int a, and because local scope is the default for a variable declared inside a function, it's also the same as int a in this example.
This keyword is actually a leftov...
decimal vs double! - Which one should I use and when? [duplicate]
...use a double and when should I use a decimal type?
Which type is suitable for money computations? (ie. greater than $100 million)
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biggest integer that can be stored in a double
What is the biggest "no-floating" integer that can be stored in an IEEE 754 double type without losing precision ?
7 Answer...
To find whether a column exists in data frame or not
... dat and that your column name to check is "d", you can use the %in% operator:
if("d" %in% colnames(dat))
{
cat("Yep, it's in there!\n");
}
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How do servlets work? Instantiation, sessions, shared variables and multithreading
Suppose, I have a webserver which holds numerous servlets. For information passing among those servlets I am setting session and instance variables.
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What is
...s of T, it is saying it has to be a superclass of T. The distinction is important because extends tells you what you can get out of a class (you get at least this, perhaps a subclass). super tells you what you can put into the class (at most this, perhaps a superclass).
In this specific case, what ...
Method chaining - why is it a good practice, or not?
...chaining is the practice of object methods returning the object itself in order for the result to be called for another method. Like this:
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