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Java, List only subdirectories from a directory, not files
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142
You can use the File class to list the directories.
File file = new File("/path/to/directory");...
Check existence of input argument in a Bash shell script
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2442
It is:
if [ $# -eq 0 ]
then
echo "No arguments supplied"
fi
The $# variable will tell ...
Event Signature in .NET — Using a Strong Typed 'Sender'? [closed]
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25
It seems Microsoft has picked up on this as a similar example is now on MSDN:
Generic Delegate...
How do I serialize an object and save it to a file in Android?
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251
Saving (w/o exception handling code):
FileOutputStream fos = context.openFileOutput(fileName,...
How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
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29 Answers
29
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How to serialize Joda DateTime with Jackson JSON processor?
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This has become very easy with Jackson 2.0 and the Joda module.
ObjectMapper mapper = new ObjectMapper();
mapper.registerModule(new JodaModule());
Maven dependency:
<dependency>
<groupId>com.fasterxml.jackson.datatype</groupId>
<artif...
What does {0} mean when initializing an object?
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edited Nov 24 '15 at 2:04
answered Sep 18 '08 at 0:39
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Is it safe to assume a GUID will always be unique?
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Yes, you can. Since GUIDs are 128 bits long, there is admittedly a minute possibility of a clash—but the word "minute" is nowhere near strong enough. There are so many GUIDs that if you generate several trillion of them randomly, you're still more likel...
How to concatenate two strings to build a complete path
...o strings to build a complete path is a simple as:
full_path="$part1/$part2"
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