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Specifying colClasses in the read.csv
...th equal to the number of imported columns. Supposing the rest of your dataset columns are 5:
colClasses=c("character",rep("numeric",5))
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Trying to embed newline in a variable in bash [duplicate]
...c"
first_loop=true
for i in $var
do
p="$p\n$i" # Append
unset first_loop
done
echo -e "$p" # Use -e
Avoid extra leading newline
var="a b c"
first_loop=1
for i in $var
do
(( $first_loop )) && # "((...))" is bash specific
p="$i" || # First -&g...
Must qualify the allocation with an enclosing instance of type GeoLocation
...
Another option, and the one I prefer, would be to set the inner class to be static.
public static class ThreadTask implements Runnable { ... }
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What is the correct MIME type to use for an RSS feed?
...he single correct mime type is application/rss+xml,.
However, if you are setting an accept header for a client then
Accept: application/rss+xml, application/rdf+xml;q=0.8, application/atom+xml;q=0.6, application/xml;q=0.4, text/xml;q=0.4
might be a good choice, as it states that it accepts RSS, ...
How to run functions in parallel?
I researched first and couldn't find an answer to my question. I am trying to run multiple functions in parallel in Python.
...
Archiving project in Xcode incorrectly creates multi-application bundle
...pendent projects in XCode 4. If this happens to you, go through the Build Settings for all your dependent projects (e.g. static libraries) and make sure that the "Skip Install" option under "Deployment" is set to YES.
More detail here:
http://flakasoft.com/developer-tips/xcode-4-bug-solution-for...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
...m(DT) and .Internal(inspect(DT)), as below. The data.table features := and set() assign by reference to whatever object they are passed. So if that object was previously copied (by a subassigning <- or an explicit copy(DT)) then it's the copy that gets modified by reference.
DT <- data.table(...
Can I change the size of UIActivityIndicator?
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.whiteLarge does it! thx! I also set UIActivityIndicatorView(frame: CGRect(x: 0, y: 0, width: 100, height: 100)) and activityIndicator.backgroundColor = UIColor(red: 255/255, green: 255/255, blue: 255/255, alpha: 0.38). On 6+/7+ screens the default one is ju...
(![]+[])[+[]]… Explain why this works
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
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Suppress properties with null value on ASP.NET Web API
...
In the WebApiConfig:
config.Formatters.JsonFormatter.SerializerSettings =
new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore};
Or, if you want more control, you can replace entire formatter:
var jsonformatter = new JsonMediaTypeFormatter
{
S...