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How do I create multiple submit buttons for the same form in Rails?
I need to have multiple submit buttons.
7 Answers
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How can I increment a char?
...increment a char? In Java or C, chars and ints are practically interchangeable, and in certain loops, it's very useful to me to be able to do increment chars, and index arrays by chars.
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subtract two times in python
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Try this:
from datetime import datetime, date
datetime.combine(date.today(), exit) - datetime.combine(date.today(), enter)
combine builds a datetime, that can be subtracted.
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What is the difference between
Can some one please describe the usage of the following characters which is used in ERB file:
7 Answers
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What is Type-safe?
...ompiling, and throw an error if you try to assign the wrong type to a variable.
Some simple examples:
// Fails, Trying to put an integer in a string
String one = 1;
// Also fails.
int foo = "bar";
This also applies to method arguments, since you are passing explicit types to them:
int AddTwoNum...
'is' versus try cast with null check
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Because there's only one cast. Compare this:
if (myObj.myProp is MyType) // cast #1
{
var myObjRef = (MyType)myObj.myProp; // needs to be cast a second time
// before using it as ...
Finding a branch point with Git?
I have a repository with branches master and A and lots of merge activity between the two. How can I find the commit in my repository when branch A was created based on master?
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How to upper case every first letter of word in a string? [duplicate]
...ing with .toUpperCase(). Is there an existing java helper which does the job?
16 Answers
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How to find the type of an object in Go?
How do I find the type of an object in Go? In Python, I just use typeof to fetch the type of object. Similarly in Go, is there a way to implement the same ?
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Android Task Affinity Explanation
What exactly is the attribute taskAffinity used for? I have gone through the documentation but I couldn't understand much.
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