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Identify duplicates in a List
...od add of Set returns a boolean whether a value already exists (true if it does not exist, false if it already exists, see Set documentation).
So just iterate through all the values:
public Set<Integer> findDuplicates(List<Integer> listContainingDuplicates)
{
final Set<Integer>...
Automatically import modules when entering the python or ipython interpreter
...umpy as np almost every single time I fire up the python interpreter. How do I set up the python or ipython interpreter so that numpy is automatically imported?
...
Format date in a specific timezone
...
@haemse utcOffset() has nothing to do with DST or time zone rules. It just looks at the moment you've already constructed and gets/sets the number of minutes from UTC. Use the Moment Timezone library with a named timezone ("America/Phoenix") if you want to han...
What does the PHP error message “Notice: Use of undefined constant” mean?
...ooking for constants called department, name, email, message, etc. When it doesn't find such a constant, PHP (bizarrely) interprets it as a string ('department', etc). Obviously, this can easily break if you do defined such a constant later (though it's bad style to have lower-case constants).
...
How can I add a third button to an Android Alert Dialog?
...ntions that "the SDK only allows for a positive and negative button", this doesn't answer how to overcome that limitation.
– d60402
Mar 25 '15 at 15:09
3
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How can I have lowercase routes in ASP.NET MVC?
...ex", id = UrlParameter.Optional }
);
}
Also assuming you are doing this for SEO reasons you want to redirect incoming urls to lowercase (as said in many of the links off this article).
protected void Application_BeginRequest(object sender, EventArgs e)
{
//You don't want to redirect...
Rails 3: Get Random Record
So, I've found several examples for finding a random record in Rails 2 -- the preferred method seems to be:
14 Answers
...
What is the difference between graph search and tree search?
... currently under consideration, the open list. Note that the following pseudo code is not correct in every aspect (2).
Tree Search
open <- []
next <- start
while next is not goal {
add all successors of next to open
next <- select one node from open
remove next from open
}
r...
What is move semantics?
... I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly?
...
How to give System property to my test via Gradle and -D
...are seeing.
You can use the systemProperty in your test block as you have done but base it on the incoming gradle property by passing it with it -P:
test {
systemProperty "cassandra.ip", project.getProperty("cassandra.ip")
}
or alternatively, if you are passing it in via -D
test {
syste...