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How to check if there's nothing to be committed in the current branch?
The goal is to get an unambiguous status that can be evaluated in a shell command.
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SQL WHERE.. IN clause multiple columns
I need to implement the following query in SQL Server:
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Easiest way to detect Internet connection on iOS?
I know this question will appear to be a dupe of many others, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through HTTPUrlConnection instantly fail if there is no connection available. This seems like completely san...
What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
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Android: Getting a file URI from a content URI?
In my app the user is to select an audio file which the app then handles. The problem is that in order for the app to do what I want it to do with the audio files, I need the URI to be in file format. When I use Android's native music player to browse for the audio file in the app, the URI is a cont...
How to initialize a List to a given size (as opposed to capacity)?
.NET offers a generic list container whose performance is almost identical (see Performance of Arrays vs. Lists question). However they are quite different in initialization.
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Best way to make Django's login_required the default
I'm working on a large Django app, the vast majority of which requires a login to access. This means that all throughout our app we've sprinkled:
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Using printf with a non-null terminated string
Suppose you have a string which is NOT null terminated and you know its exact size, so how can you print that string with printf in C? I recall such a method but I can not find out now...
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Does the ternary operator exist in R?
As the question asks, is there a control sequence in R similar to C's ternary operator ? If so, how do you use it? Thanks!
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Versioning SQL Server database
I want to get my databases under version control. Does anyone have any advice or recommended articles to get me started?
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