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Entity Framework Code First - two Foreign Keys from same table
...s something you have to handle in your application and not in the mapping. From the mapping perspective, pairs are allowed to play twice (each is guest and home once).
– Ladislav Mrnka
Jun 8 '13 at 22:08
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How does a language expand itself? [closed]
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A computer is like an onion, it has many many layers, from the inner core of pure hardware to the outermost application layer. Each layer exposes parts of itself to the next outer layer, so that the outer layer may use some of the inner layers functionality.
In the case of e.g....
Redirecting Output from within Batch file
I am creating a batch file with some simple commands to gather information from a system. The batch file contains commands to get the time, IP information, users, etc.
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Lambda expression to convert array/List of String to array/List of Integers
...r lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return from.stream().map(func).collect(Collectors.toList());
}
//for arrays
public static <T, U> U[] convertArray(T[] from,
Function<T, U...
Explaining Python's '__enter__' and '__exit__'
...plained above, use this object with the with statement (you may need to do from __future__ import with_statement at the top of the file if you're on Python 2.5).
with DatabaseConnection() as mydbconn:
# do stuff
PEP343 -- The 'with' statement' has a nice writeup as well.
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failed to serialize the response in Web API
...our of the JSON formatter, but I was getting XML when I called the service from the browser.
To fix this, I switched off XML and forced only JSON to be returned.
In the Global.asax file, put the following lines at the top of your Application_Start method:
GlobalConfiguration.Configuration.Forma...
How to uninstall editable packages with pip (installed with -e)
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remove the egg file (e.g. distribute-0.6.34-py2.7.egg) if there is any
from file easy-install.pth, remove the corresponding line (it should be a path to the source directory or of an egg file).
share
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Thread vs ThreadPool
What is the difference between using a new thread and using a thread from the thread pool? What performance benefits are there and why should I consider using a thread from the pool rather than one I've explicitly created? I'm thinking specifically of .NET here, but general examples are fine.
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How can I stop .gitignore from appearing in the list of untracked files?
...ores that aren't project related, such as emacs *~ backup files, .DS_Store from OS X and so on.
– August Lilleaas
May 19 '10 at 7:48
38
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Get just the filename from a path in a Bash script [duplicate]
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Here is an easy way to get the file name from a path:
echo "$PATH" | rev | cut -d"/" -f1 | rev
To remove the extension you can use, assuming the file name has only ONE dot (the extension dot):
cut -d"." -f1
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