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How to detect a Christmas Tree? [closed]
Which image processing techniques could be used to implement an application that detects the Christmas trees displayed in the following images?
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Node.js Logging
Is there any library which will help me to handle logging in my Node.Js application? All I want to do is, I want to write all logs into a File and also I need an options like rolling out the file after certain size or date.
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How to force LINQ Sum() to return 0 while source collection is empty
... an exception being thrown.
Would this be possible in the query itself - I mean rather than storing the query and checking query.Any() ?
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How to check if AlarmManager already has an alarm set?
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Following up on the comment ron posted, here is the detailed solution. Let's say you have registered a repeating alarm with a pending intent like this:
Intent intent = new Intent("com.my.package.MY_UNIQUE_ACTION");
PendingIntent pendingIntent = P...
How to center align the cells of a UICollectionView?
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I think you can achieve the single line look by implementing something like this:
- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout insetForSectionAtIndex:(NSInteger)section {
return UIEdgeInsetsMake(0, 1...
How to define hash tables in Bash?
...sociative array by doing:
declare -A animals
You can fill it up with elements using the normal array assignment operator. For example, if you want to have a map of animal[sound(key)] = animal(value):
animals=( ["moo"]="cow" ["woof"]="dog")
Or merge them:
declare -A animals=( ["moo"]="cow" ["w...
In Rails - is there a rails method to convert newlines to ?
...ee
http://api.rubyonrails.org/classes/ActionView/Helpers/TextHelper.html#method-i-simple_format
Example:
simple_format(mystring)
Note that simple_format allows basic HTML tags, but also passes text through sanitize which removes all scripts, so it should be safe for user input.
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java.nio.file.Path for a classpath resource
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This one works for me:
return Paths.get(ClassLoader.getSystemResource(resourceName).toURI());
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How can I deserialize JSON to a simple Dictionary in ASP.NET?
... answered Jul 31 '09 at 11:51
James Newton-KingJames Newton-King
42.9k2222 gold badges105105 silver badges127127 bronze badges
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Difference between \w and \b regular expression meta characters
Can anyone explain the difference between \b and \w regular expression metacharacters? It is my understanding that both these metacharacters are used for word boundaries. Apart from this, which meta character is efficient for multilingual content?
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