... General rule: quote it if it can either be empty or contain spaces (or any whitespace really) or special characters (wildcards). Not quoting strings with spaces often leads to the shell breaking apart a single argument into many. $? doesn't nee...

I accidentially discard my changes on files in my local working tree via git checkout. The files aren't staged at this time. Is it posible to "undo" this checkout? ...

I'm reviewing my knowledge on C++ and I've stumbled upon iterators. One thing I want to know is what makes them so special and I want to know why this: ...

How can I define the transition between two activities for Android 1.5 and later? I would like an activity to fade in. 14 ...

I'm addicted to Vim, it's now my de facto way of editing text files. 7 Answers 7 ...

...sign perspective, a dimension table could have a parent table as the case with the fact table which always has a dimension table (or more) as a parent. Also, fact tables may be aggregated, whereas Dimension tables are not aggregated. Another reason is that fact tables are not supposed to be updated ...

At the risk of stepping into holy war territory, What are the strengths and weaknesses of these popular DI/IoC frameworks, and could one easily be considered the best? ..: ...

...purpose of running JavaScript code. Which is better, in terms of functionality, page load speed, validation purposes, etc.? ...

...ses will have an args attribute. Often, args[0] will be an error message. It should be noted that just using str will return an empty string if there's no error message whereas using repr as pyfunc recommends will at least display the class of the exception. My take is that if you're printing it ou...

...this question isn't about integrating an existing payment gateway into my site. This is more of a architectural question. 2...