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How do I make a placeholder for a 'select' box?
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3074
A non-CSS - no JavaScript/jQuery answer:
<select>
<option value="" disabled...
Rebasing and what does one mean by rebasing pushed commits
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80
The ProGit book has a good explanation.
The specific answer to your question can be found in th...
How to split data into training/testing sets using sample function
...ple example:
data(mtcars)
## 75% of the sample size
smp_size <- floor(0.75 * nrow(mtcars))
## set the seed to make your partition reproducible
set.seed(123)
train_ind <- sample(seq_len(nrow(mtcars)), size = smp_size)
train <- mtcars[train_ind, ]
test <- mtcars[-train_ind, ]
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Restoring MySQL database from physical files
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edited Jul 25 '15 at 20:24
Benoit Duffez
9,1201010 gold badges6565 silver badges113113 bronze badges
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How to solve PHP error 'Notice: Array to string conversion in…'
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answered Nov 16 '13 at 10:43
jadkik94jadkik94
6,00422 gold badges2323 silver badges3535 bronze badges
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SQL: capitalize first letter only [duplicate]
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190
Are you asking for renaming column itself or capitalise the data inside column? If its data you'...
append to url and refresh page
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answered May 13 '11 at 20:36
Shlomi KomemiShlomi Komemi
4,82533 gold badges2525 silver badges3939 bronze badges
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Is it possible to embed animated GIFs in PDFs?
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60
I haven't tested it but apparently you can add quicktime animations to a pdf (no idea why). So t...
Efficient way to remove ALL whitespace from String?
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20
Shouldn't that be Regex.Replace(XML, @"\s+", "")?
– Jan-Peter Vos
Jun 2 '11 at 19:46
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Generate fixed length Strings filled with whitespaces
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Roland Illig
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answered Nov 20 '12 at 14:32
Rafael BorjaRafael...