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Specify custom Date format for colClasses argument in read.table/read.csv
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You can write your own function that accepts a string and converts it to a Date using the format you want, then use the setAs to set it as an as method. Then you can use your function as part of the colClasses.
Try:
setAs("cha...
Python Regex - How to Get Positions and Values of Matches
How can I get the start and end positions of all matches using the re module? For example given the pattern r'[a-z]' and the string 'a1b2c3d4' I'd want to get the positions where it finds each letter. Ideally, I'd like to get the text of the match back too.
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How do I prevent a Gateway Timeout with FastCGI on Nginx
...ngo, FastCGI, and Nginx. I am creating an api of sorts that where someone can send some data via XML which I will process and then return some status codes for each node that was sent over.
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How can I ignore a property when serializing using the DataContractSerializer?
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In XML Serializing, you can use the [XmlIgnore] attribute (System.Xml.Serialization.XmlIgnoreAttribute) to ignore a property when serializing a class.
This may be of use to you (Or it just may be of use to anyone who found this question when attemp...
How to check if a table contains an element in Lua?
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You can put the values as the table's keys. For example:
function addToSet(set, key)
set[key] = true
end
function removeFromSet(set, key)
set[key] = nil
end
function setContains(set, key)
return set[key] ~= nil
end...
Does ARC support dispatch queues?
...0.8 or later
ARC will manage your queue for you. You do not need to (and cannot) use dispatch_retain or dispatch_release if ARC is enabled.
Details
Starting in the iOS 6.0 SDK and the Mac OS X 10.8 SDK, every dispatch object (including a dispatch_queue_t) is also an Objective-C object. This is ...
Pass parameter to fabric task
How can I pass a parameter to a fabric task when calling "fab" from the command line? For example:
5 Answers
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What is the difference between the mouseover and mouseenter events?
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You can try out the following example from the jQuery doc page. It's a nice little, interactive demo that makes it very clear and you can actually see for yourself.
var i = 0;
$("div.overout")
.mouseover(function() {
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How do I set the path to a DLL file in Visual Studio?
I developed an application that depends on a DLL file. When I debug my application, the applicationwould complain that:
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How do I find if a string starts with another string in Ruby?
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Interestingly, Rails defines the grammaticaly correct starts_with?, which in 1.8.7 and above is just aliased to start_with?.
– Mark Thomas
Nov 13 '10 at 14:57
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