Creative
PromptBeginner5 minmarkdownQuality: 22
- Generate infographics
including graphs and pie charts
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21,229 skills indexed with the new KISS metadata standard.
Showing 24 of 21,229Categories: Data & Insights, Writing & Content, Cursor-rules, Creative, Coding & Debugging
Coding & Debugging
PromptBeginner5 minmarkdownQuality: 26
code generation for online assessments
SOLVE THE QUESTION IN CPP, USING NAMESPACE STD, IN A SIMPLE BUT HIGHLY EFFICIENT WAY, AND PROVIDE IT WITH THIS RESTYLING:
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Creative
PromptBeginner5 minmarkdownQuality: 26
Improve
What's the single smartest and most radically innovative and accretive and useful and compelling addition you could make to the project at this point?
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Creative
PromptBeginner5 minmarkdownQuality: 22
Start every task by restating requirements
constraints
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
- Never rewrite
delete
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
- Write clear user stories
acceptance criteria
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 26
I'm a political science PhD candidate who uses R regularly but would never call myself an R person....
without ggplot2
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
writeLines(template
out_file)
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
write.csv(df
%s_clean.csv
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
write.csv(df
data_clean.csv
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 22
- arrows: code = 1 (head at start)
code = 2 (head at end
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Creative
PromptBeginner5 minmarkdownQuality: 22
- nstart > 1 recommended (e.g.
nstart = 25): runs algorithm from multiple random starts
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 26
- SANN (simulated annealing): convergence code is always 0 — it never fails. maxit = total function...
no other stopping criterion.
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Creative
PromptBeginner5 minmarkdownQuality: 22
- Self-starting models (SSlogis
SSasymp
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Creative
PromptBeginner5 minmarkdownQuality: 26
- aov is a wrapper around lm that stores extra info for balanced ANOVA. For unbalanced designs
Type I SS (sequential) are computed — order of terms matters.
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Creative
PromptBeginner5 minmarkdownQuality: 26
- model.matrix creates the design matrix including dummy coding. Default contrasts: contr.treatment...
contr.poly for ordered.
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 22
- `URLencode(url
reserved = FALSE) by default does NOT encode reserved chars (/`
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Creative
PromptBeginner5 minmarkdownQuality: 22
- `substr(x
start
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
- write.csv fixes `sep =
`
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 26
- as.numeric(f) returns integer codes
not original values. Use as.numeric(levels(f))[f] or as.numeric(as.character(f)).
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Coding & Debugging
PromptBeginner5 minmarkdownQuality: 26
- Factor indexing: x[f] uses integer codes of factor f
not its character labels. Use x[as.character(f)] for label-based indexing.
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Creative
PromptBeginner5 minmarkdownQuality: 26
- `tryCatch(expr
warning = function(w) {...}) catches the first warning and exits. Use withCallingHandlers + invokeRestart(muffleWarning)` to suppress warnings but continue.
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Creative
PromptBeginner5 minmarkdownQuality: 22
- Reduce with init adds a starting value: `Reduce(f
x
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Writing & Content
PromptBeginner5 minmarkdownQuality: 22
write.csv(df
output.csv
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