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How to remove trailing whitespace of all files recursively?
...d (I did)!
You can use -prune to ignore certain directories or files. For Python files in a git repository, you could use something like:
find dir -not -path '.git' -iname '*.py'
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Inserting image into IPython notebook markdown
I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it:
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How to access pandas groupby dataframe by key
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Wes McKinney (pandas' author) in Python for Data Analysis provides the following recipe:
groups = dict(list(gb))
which returns a dictionary whose keys are your group labels and whose values are DataFrames, i.e.
groups['foo']
will yield what you are loo...
Managing large binary files with Git
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You can also use git-fat. I like that it only depends on stock Python and rsync. It also supports the usual Git workflow, with the following self explanatory commands:
git fat init
git fat push
git fat pull
In addition, you need to check in a .gitfat file into your repository and modi...
Is there a fixed sized queue which removes excessive elements?
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In Python you can use a collection.deque with a specified maxlen.
– Jonas Gröger
Feb 10 '14 at 15:50
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How would you go about parsing Markdown? [closed]
...o parse it for you. A
quick Google-ing reveals libraries for CL, Haskell, Python,
JavaScript, Ruby, and so on. It is highly unlikely that you will need
to reinvent this wheel.
If you really have to write it from scratch, I recommend writing a
proper parser. With this technique, you won't have to...
Tricks to manage the available memory in an R session
...nguage where development incorporates a REPL and a file being edited (i.e. Python). rm(ls=list()) and source() works too, but re-opening is better (packages cleared too).
– Vince
Jun 15 '10 at 5:31
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Build android release apk on Phonegap 3.x CLI
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I had to manually modify my AndroidManifest.xml file where I had <application android:debuggable="true"... I needed to change to <application android:debuggable="false"
– Ian Jamieson
Mar 11 '14 at 11:36
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POST unchecked HTML checkboxes
...u an array with both elements instead
I'll try to test this with node.js, Python and Perl at sometime.
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What does “The APR based Apache Tomcat Native library was not found” mean?
...s, but still have this error, it may be a configuration error. Your server.xml may be missing the following line:
<Listener className="org.apache.catalina.core.AprLifecycleListener" SSLEngine="on" />
(Alternatively, it may be commented out). This <Listener>, like other listeners is a...