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Can I make a user-specific gitignore file?
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For user-specific and repo-specific file ignoring you should populate the following file: $GIT_DIR/info/exclude
Usually $GIT_DIR stands for: your_repo_path/.git/
shar...
How do I install an old version of Django on virtualenv?
...jango) inside the virtual environment. But it's exactly what I want to do, and I can't figure it out.
3 Answers
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How to find the sum of an array of numbers
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Non-number inputs
If non-numbers are possible inputs, you may want to handle that?
console.log(
["hi", 1, 2, "frog"].reduce((a, b) => a + b)
)
let numOr0 = n => isNaN(n) ? 0 : n
console.log(
["hi", 1, 2, "frog"].reduce((a, b) =>
numOr0(a) + numOr0(b))
)
No...
Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
... I want to do : run a background thread which calculates ListView contents and update ListView partially, while results are calculated.
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How to get Scala List from Java List?
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There's a handy Scala object just for this - scala.collection.JavaConverters
You can do the import and asScala afterwards as follows:
import scala.collection.JavaConverters._
val lst = node.getByXPath(xpath).asScala
lst.foreach{ node...
How do I comment on the Windows command line?
... used to comment the following. How do I make a comment on the Windows command line?
7 Answers
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Plotting a list of (x, y) coordinates in python matplotlib
...t is making two plots, where the index of the list gives the x-coordinate, and the first plot's y values are the a s in the pairs and the second plot's y values are the b s in the pairs.
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Is Java RegEx case-insensitive?
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You can also match case insensitive regexs and make it more readable by using the Pattern.CASE_INSENSITIVE constant like:
Pattern mypattern = Pattern.compile(MYREGEX, Pattern.CASE_INSENSITIVE);
Matcher mymatcher= mypattern.matcher(mystring);
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Determine distance from the top of a div to top of window with javascript
...en, not the top of the document. I've tried a few things like .offset() and .offsetHeight , but I just can't wrap my brain around it. Thanks!
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matplotlib colorbar for scatter
...appable object, like the CircleCollection that plt.scatter() returns.
vmin and vmax can then control the limits of your colorbar. Things outside vmin/vmax get the colors of the endpoints.
How does this work for you?
import matplotlib.pyplot as plt
cm = plt.cm.get_cmap('RdYlBu')
xy = range(20)
z =...