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How to wait for several Futures?
...e => println(value)
}
Now this works correctly, but the issue comes from knowing which Future to remove from the Map when one has been successfully completed. As long as you have some way to properly correlate a result with the Future that spawned that result, then something like this works....
Check existence of input argument in a Bash shell script
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For a noob, especially someone who comes from a non-scripting background, it is also important to mention some peculiarities about these things. You could have also mentioned that we need a space after the opening and the closing brace. Otherwise things do not work....
What integer hash function are good that accepts an integer hash key?
... not uniformly distributed, multiplicative hashing ensures that collisions from one value are unlikely to "disturb" items with other hash values.
– Paolo Bonzini
Jun 3 '11 at 7:28
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How to extract text from a string using sed?
My example string is as follows:
5 Answers
5
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git ignore exception
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Use:
*.dll #Exclude all dlls
!foo.dll #Except for foo.dll
From gitignore:
An optional prefix ! which negates the pattern; any matching file excluded by a previous pattern will become included again. If a negated pattern matches, this will override lower precedence patterns sourc...
Group by & count function in sqlalchemy
...counting says that for group_by queries it is better to use func.count():
from sqlalchemy import func
session.query(Table.column, func.count(Table.column)).group_by(Table.column).all()
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imp...
WPF Data Binding and Validation Rules Best Practices
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From MS's Patterns & Practices documentation:
Data Validation and Error Reporting
Your view model or model will often be
required to perform data validation
and to signal any data validation
errors to the v...
Unlink of file failed
...orer.exe was my problem - I don't have TortoiseGit. I killed explorer.exe from Task Manager and spawned a new one using CTRL-ALT-DELETE => Task Manager => File => Run New Task => "explorer.exe" (without the quotes)
– joehanna
Jul 27 '15 at 1:20
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What is the benefit of using Fragments in Android, rather than Views?
...rday I did this and successfully implemented Fragments to visualize data from a custom class.
6 Answers
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Installing specific package versions with pip
...ake another question please and post the error message that you're getting from pip.
– Mahmoud Abdelkader
Mar 8 '11 at 0:10
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