Please explain to me why the very last echo statement is blank? I expect that XCODE is incremented in the while loop to a value of 1: ...

I'm writing code to do Xml serialization. With below function. 4 Answers 4 ...

I'm thinking of creating a multi-tenant app using MongoDB. I don't have any guesses in terms of how many tenants I'd have yet, but I would like to be able to scale into the thousands. ...

I'm the only one in my organization who's making commits with the following message: 2 Answers ...

I'm attempting to change the background color of an Android TextView widget when the user touches it. I've created a selector for that purpose, which is stored in res/color/selector.xml and roughly looks like that: ...

I wrote a maven code on netbeans that has approximately more than 2000 lines. When I compile it on netbeans, everything is fine, but if I want to run it on command line, I will get these errors: ...

In an XML file, we can assign an ID to a view like android:id="@+id/something" and then call findViewById() , but when creating a view programmatically, how do I assign an ID? ...

I have an existing git repo (a bare one) which has up to this point only been writable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with: ...

I want to know the difference between sticky- and non-sticky sessions. What I understood after reading from internet: 2 Ans...

Let's say we have a billion unique images, one megabyte each. We calculate the SHA-256 hash for the contents of each file. The possibility of collision depends on: ...