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Rotating a point about another point (2D)
...onizer exactly the same, just use your point subtraction/addition routines and your vector*matrix function for rotation.
– Nils Pipenbrinck
Oct 2 '17 at 4:37
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Find unused npm packages in package.json
...the module:
npm install depcheck -g
or
yarn global add depcheck
Run it and find the unused dependencies:
depcheck
The good thing about this approach is that you don't have to remember the find or grep command.
To run without installing use npx:
npx depcheck
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Removing items from a list [duplicate]
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You need to use Iterator and call remove() on iterator instead of using for loop.
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How to run an EXE file in PowerShell with parameters with spaces and quotes
How do you run the following command in PowerShell?
19 Answers
19
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Is there a way to change the spacing between legend items in ggplot2?
...July 2018 has working options to modify legend.spacing.x, legend.spacing.y and legend.text.
Example: Increase horizontal spacing between legend keys
library(ggplot2)
ggplot(mtcars, aes(factor(cyl), fill = factor(cyl))) +
geom_bar() +
coord_flip() +
scale_fill_brewer("Cyl", palette = "Da...
DateTime format to SQL format using C#
I am trying to save the current date time format from C# and convert it to an SQL Server date format like so yyyy-MM-dd HH:mm:ss so I can use it for my UPDATE query.
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Windows equivalent of the 'tail' command
Is there a way to simulate the *nix tail command on the Windows command line? I have a file and I want a way to snip off the first n lines of text. For example:
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How to concatenate two strings to build a complete path
... a directory. Then I want to append some strings at the end of this string and build a path to some subdirectories.
For example assume user enters an string like this:
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What is in your Mathematica tool bag? [closed]
...ned this before, but the tool I find most useful is an application of Reap and Sow which mimics/extends the behavior of GatherBy:
SelectEquivalents[x_List,f_:Identity, g_:Identity, h_:(#2&)]:=
Reap[Sow[g[#],{f[#]}]&/@x, _, h][[2]];
This allows me to group lists by any criteria and tran...
Convert datetime object to a String of date only in Python
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date and datetime objects (and time as well) support a mini-language to specify output, and there are two ways to access it:
direct method call: dt.strftime('format here'); and
new format method: '{:format here}'.format(dt)
So...