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How to make a div 100% height of the browser window
I have a layout with two columns - a left div and a right div .
35 Answers
35
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Where are Docker images stored on the host machine?
...r/graph/<id> now only contains metadata about the image, in the json and layersize files.
In the case of aufs:
/var/lib/docker/aufs/diff/<id> has the file contents of the images.
/var/lib/docker/repositories-aufs is a JSON file containing local image information. This can be viewed w...
ipython notebook clear cell output in code
In a iPython notebook, I have a while loop that listens to a Serial port and print the received data in real time.
3 Answ...
How to pipe list of files returned by find command to cat to view all the files
I am doing a find and then getting a list of files. How do I pipe it to another utility like cat (so that cat displays the contents of all those files) and basically need to grep something from these files.
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npm can't find package.json
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Update 2018
This is becoming quite a popular question and my answer (although marked as correct) is no longer valid. Please refer to Deepali's answer below:
npm init
Original Outdated Answer
I think you forgot to setup the directory for express:
express <yourdirectory>...
How to configure Ruby on Rails with no database?
...ent need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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Can I change all my http:// links to just //?
...lable to test against on Browsershots, I could only find one that did not handle the protocol relative URL correctly: an obscure *nix browser called Dillo.
There are two drawbacks I've received feedback about:
Protocol-less URLs may not work as expected when you "open" a local file in your browse...
Determine if running on a rooted device
...e root is available. Rather than having this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the respective options in the first place.
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How do I pass a method as a parameter in Python
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Yes it is, just use the name of the method, as you have written. Methods and functions are objects in Python, just like anything else, and you can pass them around the way you do variables. In fact, you can think about a method (or function) as a variable whose value is the actual callable code ob...
How do I count a JavaScript object's attributes? [duplicate]
...ect in JavaScript derives from — includes many attributes automatically, and the exact set of attributes you get depends on the particular interpreter and what code has executed before yours. So, you somehow have to separate the ones you defined from those you got "for free."
Here's one way:
var...