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Return empty cell from formula in Excel
I need to return an empty cell from an Excel formula, but it appears that Excel treats an empty string or a reference to an empty cell differently than a true empty cell. So essentially I need something like
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How can I remove a commit on GitHub? [duplicate]
I "accidentally" pushed a commit to GitHub.
21 Answers
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iOS - forward all touches through a view
I have a view overlayed on top of many other views. I am only using the overaly to detect some number of touches on the screen, but other than that I don't want the view to stop the behavior of other views underneath, which are scrollviews, etc. How can I forward all the touches through this overlay...
Hash and salt passwords in C#
I was just going through one of DavidHayden's articles on Hashing User Passwords .
14 Answers
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How to fetch all Git branches
I cloned a Git repository, which contains about five branches. However, when I do git branch I only see one of them:
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FFMPEG (libx264) “height not divisible by 2”
I am trying to encode a .mp4 video from a set of frames using FFMPEG using the libx264 codec.
7 Answers
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AngularJs event to call after content is loaded
I have a function which I want to call after page content is loaded. I read about $viewContentLoaded and it doesn't work for me. I am looking for something like
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Where should @Service annotation be kept? Interface or Implementation?
I'm developing an application using Spring. I'm required to use the @Service annotation. I have ServiceI and ServiceImpl such that ServiceImpl implements ServiceI . I'm confused here as to where should I keep the @Service annotation.
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How to access a preexisting collection with Mongoose?
I have a large collection of 300 question objects in a database test . I can interact with this collection easily through MongoDB's interactive shell; however, when I try to get the collection through Mongoose in an express.js application I get an empty array.
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MetadataException: Unable to load the specified metadata resource
All of a sudden I keep getting a MetadataException on instantiating my generated ObjectContext class. The connection string in App.Config looks correct - hasn't changed since last it worked - and I've tried regenerating a new model (edmx-file) from the underlying database with no change.
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