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Execute SQLite script
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Find the max of two or more columns with pandas
...d
import perfplot
np.random.seed(0)
df_ = pd.DataFrame(np.random.randn(5, 1000))
perfplot.show(
setup=lambda n: pd.concat([df_] * n, ignore_index=True),
kernels=[
lambda df: df.assign(new=df.max(axis=1)),
lambda df: df.assign(new=df.values.max(1)),
lambda df: df.ass...
What does CultureInfo.InvariantCulture mean?
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answered Mar 18 '12 at 17:10
JohnBJohnB
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Clearing a string buffer/builder after loop
... as follows:
StringBuffer sb = new StringBuffer();
for (int n = 0; n < 10; n++) {
sb.append("a");
// This will clear the buffer
sb.delete(0, sb.length());
}
Another option (bit cleaner) uses setLength(int len):
sb.setLength(0);
See Javadoc for more info:
...
Creating a new directory in C
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How to git bundle a complete repo
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Loop through properties in JavaScript object with Lodash
...the accepted answer (_.forOwn()) should be https://stackoverflow.com/a/21311045/528262
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Is there an equivalent to CTRL+C in IPython Notebook in Firefox to break cells that are running?
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answered Jul 10 '13 at 5:40
seaotternerdseaotternerd
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Resetting the UP-TO-DATE property of gradle tasks?
... Matthias BraunMatthias Braun
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Difference between fold and reduce?
...to concatenate all numbers in a list into a textual representation:
[1 .. 10] |> List.fold (fun str n -> str + "," + (string n)) ""
When using reduce, the type of accumulator is the same as the type of values in the list - this means that if you have a list of numbers, the result will have ...