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Iterating through a list in reverse order in java
I'm migrating a piece of code to make use of generics. One argument for doing so is that the for loop is much cleaner than keeping track of indexes, or using an explicit iterator.
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How to convert linq results to HashSet or HashedSet
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I don't think there's anything built in which does this... but it's really easy to write an extension method:
public static class Extensions
{
public static HashSet<T> ToHashSet<T>(
this IEnumerable<T> sour...
Optimising Android application before release [closed]
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At some point you are going to get to the point where using known tricks will hit their limits. The best thing to do at this point is profile your code and see what areas are the bottle-necks based on your specific requirements.
Investigating RAM usage using MAT and Using Traceview: ...
Why is “using namespace std;” considered bad practice?
...ed Foo and Bar:
using namespace foo;
using namespace bar;
Everything works fine, and you can call Blah() from Foo and Quux() from Bar without problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar i...
Why do you need to invoke an anonymous function on the same line?
...sures and saw this everywhere, but there is no clear explanation how it works - everytime I was just told to use it...:
19 ...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
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if (is_dir($dir. DIRECTORY_SEPARATOR .$object) && !is_link($dir."/".$object))
rrmdir($dir. DIRECTORY_SEPARATOR .$object);
else
unlink($dir. DIRECTORY_SEPARATOR .$object);
}
}
rmdir($dir);
}
}
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What is the order of precedence for CSS?
...) overrides css rules in style tag and css file
a more specific selector takes precedence over a less specific one
rules that appear later in the code override earlier rules if both have the same specificity.
A css rule with !important always takes precedence.
In your case its rule 3 that applies....
How to increment datetime by custom months in python without using library [duplicate]
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Scott Stafford
38.9k2020 gold badges110110 silver badges158158 bronze badges
answered Nov 9 '10 at 6:41
Dave WebbDave We...
How do you run a single test/spec file in RSpec?
...ingle spec file's tests — for the one file I'm editing, for example. rake spec executes all the specs. My project is not a Rails project, so rake spec:doc doesn't work.
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Make Visual Studio understand CamelCase when hitting Ctrl and cursor keys
...onfigure Visual Studio 2008 to understand CamelCase? Specifically, I'd like to be able to get Ctrl + right or left cursor to take me to a subsection of a variable or type name.
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