I wonder if there exists some logic to reverse a singly-linked list using only two pointers. 33 Answers ...

I have an iPhone app that uses a UINavigationController to present a drill-down interface: First one view, then another, up to four levels deep. I want the first three views restricted to portrait orientation and only the last view should be allowed to rotate to landscape. When returning from the ...

I have a package in R (ROCR) that I need to load in my R environment. Upon loading the package, a set of messages are printed. This is ordinarily fine, but since the output of my R script is being used for further analysis I want to completely disable all of this output. How do I do that? Furthe...

Is it possible in a sqlite database to craete a table that has a timestamp column that default to DATETIME('now') ? 7 Ans...

Quite often it is the case that you're writing a project of some kind, and after a while it becomes clear that some component of the project is actually useful as a standalone component (a library, perhaps). If you've had that idea from early on, then there's a fair chance that most of that code is ...

Is it true that C++0x will come without semaphores? There are already some questions on Stack Overflow regarding the use of semaphores. I use them (posix semaphores) all the time to let a thread wait for some event in another thread: ...

I am working in a CMS which allows users to enter content. The problem is that when they add symbols ® , it may not display well in all browsers. I would like to set up a list of symbols that must be searched for, and then converted to the corresponding html entity. For example ...

How do I print a list of my git aliases, i.e., something analogous to the bash alias command? 16 Answers ...

How can we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )? 7 Answe...

I have set Netbeans to show unchecked warnings in my Java code, but I am failing to understand the error on the following lines: ...