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What's a quick way to test to see a file exists?
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SQL multiple column ordering
...ng to sort by multiple columns in SQL, and in different directions. column1 would be sorted descending, and column2 ascending.
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onCreateOptionsMenu inside Fragments
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501
try this,
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
inf...
How do I reverse a C++ vector?
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edited Jan 16 '12 at 9:50
Luc Touraille
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Lambda expression to convert array/List of String to array/List of Integers
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10 Answers
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How to make a node.js application run permanently?
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19 Answers
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Change IPython/Jupyter notebook working directory
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31 Answers
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How to make graphics with transparent background in R using ggplot2?
...() and the code for the legend background:
df <- data.frame(y = d, x = 1, group = rep(c("gr1", "gr2"), 50))
p <- ggplot(df) +
stat_boxplot(aes(x = x, y = y, color = group),
fill = "transparent" # for the inside of the boxplot
)
Fastest way is using using rect, as all th...
Color in git-log
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As of git 1.8.3 (May 24, 2013), you can use %C(auto) to decorate %d in the format string of git ...