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How to test if a double is an integer
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I really love the simplicity of this solution. It's both easy to read and to implement.
– krispy
Feb 27 '14 at 21:03
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Can't Find Theme.AppCompat.Light for New Android ActionBar Support
...;Android. In the section library "Add" and choose "AppCompat"
That is all!
Note: if you are using "android:showAsAction" in menu item, you need to change prefix android as in the example http://developer.android.com/guide/topics/ui/actionbar.html
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Xcode 4 - slow performance
I have an issue with Xcode 4 really responding very slowly to user interactions, e.g. editing code, scrolling areas etc. This particularly happens with larger scale projects with many controllers/view files etc.
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Inserting a PDF file in LaTeX
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Use the pdfpages package.
\usepackage{pdfpages}
To include all the pages in the PDF file:
\includepdf[pages=-]{myfile.pdf}
To include just the first page of a PDF:
\includepdf[pages={1}]{myfile.pdf}
Run texdoc pdfpages in a shell to see the complete manual for pdfpages.
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target input by type and name (selector)
I need to change some checkbox inputs to hidden inputs for some but not all inputs on a page.
3 Answers
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Get “Value” property in IGrouping
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The group implements IEnumerable<T> - In the general case, just call foreach over the group. In this case, since you need a List<T>:
list.Add(new DespatchGroup(group.Key, group.ToList());
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form_for with nested resources
...th(@article, comment_item),
:method => :delete, :confirm => "Really?" %>
What jamuraa says may work in the context of Article, but it did not work for me in various other ways.
There is a lot of discussion related to nested resources, e.g. http://weblog.jamisbuck.org/2007/2/5/nesti...
Remove file from the repository but keep it locally
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Not when he pulls; the files will stay removed locally during the pull's automatic merge process. After that, a push will cause the files to be removed server-side.
– Walter Mundt
Aug 12 '10 at 16:38
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How do I test for an empty string in a Bash case statement?
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I use a simple fall through. no parameters passed ($1="") will be caught by the second case statement, yet the following * will catch any unknown parameter. Flipping the "") and *) will not work as *) will catch everything every time in that...
How can I embed a YouTube video on GitHub wiki pages?
...R If you want to give readers a visual cue that the image/thumbnail is actually a playable video, take your own screenshot of the video in YouTube and use that as the thumbnail instead.
Example using Screenshot with Video Controls as Visual Cue:
Code:
[![Everything Is AWESOME](http://i.imgur.com/Ot...