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With CSS, use “…” for overflowed block of multi-lines
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answered Jun 3 '11 at 5:22
Jim ThomasJim Thomas
1,6181111 silver badges77 bronze badges
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jQuery - checkbox enable/disable
...checkboxes like this. If the "Check Me" checkbox is checked, all the other 3 checkboxes should be enabled, else they should be disabled. How can I do this using jQuery?
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Do threads have a distinct heap?
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Nov 3 '09 at 5:33
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Rails 3: Get Random Record
...NDOM()") # For MySQL :order => "RAND()", - thanx, @DanSingerman
# Rails 3
Thing.order("RANDOM()").first
or
Thing.first(:offset => rand(Thing.count))
# Rails 3
Thing.offset(rand(Thing.count)).first
Actually, in Rails 3 all examples will work. But using order RANDOM is quite slow for big ta...
Datetime equal or greater than today in MySQL
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338
SELECT * FROM users WHERE created >= CURDATE();
But I think you mean created < today
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R apply function with multiple parameters
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3 Answers
3
Active
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Specify custom Date format for colClasses argument in read.table/read.csv
...rom) as.Date(from, format="%d/%m/%Y") )
tmp <- c("1, 15/08/2008", "2, 23/05/2010")
con <- textConnection(tmp)
tmp2 <- read.csv(con, colClasses=c('numeric','myDate'), header=FALSE)
str(tmp2)
Then modify if needed to work for your data.
Edit ---
You might want to run setClass('myDate') ...
Does the ternary operator exist in R?
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306
As if is function in R and returns the latest evaluation, if-else is equivalent to ?:.
> a...
CSV in Python adding an extra carriage return, on Windows
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325
Python 3:
As described by YiboYang, set newline=''
with open('output.csv', 'w', newline=''...