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How does collections.defaultdict work?
...re precisely, it's an arbitrary "callable" object, which includes function and type objects). For the first example, default items are created using int(), which will return the integer object 0. For the second example, default items are created using list(), which returns a new empty list object....
Storyboard - refer to ViewController in AppDelegate
...e storyboard, add the class files for this ViewController into the project and specify the name of the new class in the IB identity inspector. Now how am I going to refer to this ViewController programmatically from the AppDelegate? I've made a variable with the relevant class and turned it into an ...
Difference between doseq and for in Clojure
What's the difference between doseq and for in Clojure? What are some examples of when you would choose to use one over the other?
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How to use a WSDL file to create a WCF service (not make a call)
I have an old WSDL file and I want to create a server based on this WSDL file.
5 Answers
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Installing a local module using npm?
...roject-dir
$ npm link ../package-dir
This is equivalent to using two commands above under the hood.
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How to delete multiple files at once in Bash on Linux?
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Bash supports all sorts of wildcards and expansions.
Your exact case would be handled by brace expansion, like so:
$ rm -rf abc.log.2012-03-{14,27,28}
The above would expand to a single command with all three arguments, and be equivalent to typing:
$ rm -rf...
Is there a way to get colored text in Github Flavored Markdown? [duplicate]
...in GFM.
The most complete documentation/example is "Markdown Cheatsheet", and it illustrates that this element <style> is missing.
If you manage to include your text in one of the GFM elements, then you can play with a github.css stylesheet in order to colors that way.
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Need to reset git branch to origin version
...n (github). Is there an easy way to do this? I tried deleting the branch and then resetting up the tracking branch, but it just gives me the version I was working on again.
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Matplotlib discrete colorbar
...d) is making 0 showup as grey.
For images i often use the cmap.set_bad() and convert my data to a numpy masked array. That would be much easier to make 0 grey, but i couldnt get this to work with the scatter or the custom cmap.
As an alternative you can make your own cmap from scratch, or read-o...
How do you add Boost libraries in CMakeLists.txt?
... I put *boost libraries here*. For example, if you're using the filesystem and regex library you'd write:
find_package(Boost 1.45.0 COMPONENTS filesystem regex)
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