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Detecting CTRL+C in Node.js
I got this code from a different SO question, but node complained to use process.stdin.setRawMode instead of tty, so I changed it.
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How to escape a JSON string to have it in a URL?
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encodeURIComponent(JSON.stringify(object_to_be_serialised))
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Programmatically set height on LayoutParams as density-independent pixels
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Works for me, but it differs... if I set the width/height of an ImageView using the method above vs. using the xml. In the XML I set 85dp while the method above needs "75" to produce the same size. Any idea why?
– Dirk
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How to sort an array in descending order in Ruby
... than it does to reverse the entire array in one pass. It's not much of a difference, but every little speed-up helps.
Please note that these results are different in Ruby 1.9
Here are results for Ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-darwin10.8.0]:
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How do I request a file but not save it with Wget? [closed]
...- $url &> /dev/null
> redirects application output (to a file). if > is preceded by ampersand, shell redirects all outputs (error and normal) to the file right of >. If you don't specify ampersand, then only normal output is redirected.
./app &> file # redirect error and st...
Full screen background image in an activity
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There are several ways you can do it.
Option 1:
Create different perfect images for different dpi and place them in related drawable folder. Then set
android:background="@drawable/your_image"
Option 2:
Add a single large image. Use FrameLayout. As a first child add an ImageVie...
What is the difference between a Docker image and a container?
... a container. You have an image, which is a set of layers as you describe. If you start this image, you have a running container of this image. You can have many running containers of the same image.
You can see all your images with docker images whereas you can see your running containers with doc...
IntelliJ does not show 'Class' when we right click and select 'New'
...ctories must be marked as Source Root (In this case, it appears in blue).
If this is not the case, right click your root source directory -> Mark As -> Source Root.
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JSON.parse unexpected character error
... ^ ^
// if you want to parse, the input should be a string
var obj2 = {"creditBalance":0,...,"starStatus":false};
// or just use it directly.
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How to timeout a thread
I want to run a thread for some fixed amount of time. If it is not completed within that time, I want to either kill it, throw some exception, or handle it in some way. How can it be done?
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