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Is Javascript a Functional Programming Language?
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How do I set a Windows scheduled task to run in the background? [closed]
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There is another way of doing this with another possibly more acceptable side-effect. Just check the "Run whether user is logged on or not" checkbox. This will run the program in the background. You'll have to provide the user password once when clicking ok though.
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Call a python function from jinja2
...k much easier. Use the function as you would use a variable (works also in more complex situations): from jinja2 import Template ##newline## def clever_function(): ##newline## return "Hello" ##newline## template = Template("{{ clever_function() }}") ##newline## print(template.render(clever_...
Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
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How to get the first line of a file in a bash script?
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Significantly more overhead than the read approach. $() forks off a subshell, and using an external command (any external command) means you're calling execve(), invoking the linker and loader (if it's using shared libraries, which is usua...
Why can't Python parse this JSON data?
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Git commit with no commit message
...irst line of the commit message is used all over the place within git; for more, read "A Note About Git Commit Messages".
If you open Terminal.app, cd to your project directory, and git commit -am '', you will see that it fails because an empty commit message is not allowed. Newer versions of git h...
filter for complete cases in data.frame using dplyr (case-wise deletion)
... works for me:
df %>%
filter(complete.cases(df))
Or a little more general:
library(dplyr) # 0.4
df %>% filter(complete.cases(.))
This would have the advantage that the data could have been modified in the chain before passing it to the filter.
Another benchmark with more columns...
Rails: Default sort order for a rails model?
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would not it be more secure to do default_scope { order("#{table_name}.created_at DESC") } ?
– cyrilchampier
Mar 18 '14 at 17:46
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What does “coalgebra” mean in the context of programming?
... Mempty = Mempty
So we can generalize our idea of an algebra even more. It's just some type τ with a function f τ → τ for some functor f. In fact, we could write this out as a typeclass:
class Functor f ⇒ Algebra f τ where
op ∷ f τ → τ
This is often called an "F-algebra" ...