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How to use a WSDL file to create a WCF service (not make a call)
...everal service interfaces - and this is your server instance.
Now a class by itself doesn't really help yet - you'll need to host the service somewhere. You need to either create your own ServiceHost instance which hosts the service, configure endpoints and so forth - or you can host your service i...
What does the “static” modifier after “import” mean?
...Used
appropriately, static import can make
your program more readable, by
removing the boilerplate of repetition
of class names.
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“405 method not allowed” in IIS7.5 for “PUT” method
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Often this error is caused by the WebDAV module that try to handle this kind of requests. An easy solution is to remove it from modules and from handlers of the system.webServer section just inside your web.config file.
Here a configuration example:
...
indexOf method in an object array?
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It's not supported by IE8 but, if that's not a problem, this is the best solution.
– Antonio Laguna
Nov 22 '13 at 11:56
64
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Numpy: Get random set of rows from 2D array
...ption is to create a random mask if you just want to down-sample your data by a certain factor. Say I want to down-sample to 25% of my original data set, which is currently held in the array data_arr:
# generate random boolean mask the length of data
# use p 0.75 for False and 0.25 for True
mask = ...
Creating an empty Pandas DataFrame, then filling it?
...A','B', 'C']
Note: we could create an empty DataFrame (with NaNs) simply by writing:
df_ = pd.DataFrame(index=index, columns=columns)
df_ = df_.fillna(0) # with 0s rather than NaNs
To do these type of calculations for the data, use a numpy array:
data = np.array([np.arange(10)]*3).T
Hence we...
Two way/reverse map [duplicate]
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You can create your own dictionary type by subclassing dict and adding the logic that you want. Here's a basic example:
class TwoWayDict(dict):
def __setitem__(self, key, value):
# Remove any previous connections with these values
if key in sel...
How exactly to use Notification.Builder
...ents
A Notification object must contain the following:
A small icon, set by setSmallIcon()
A title, set by setContentTitle()
Detail text, set by setContentText()
Basically I was missing one of these. Just as a basis for troubleshooting with this, make sure you have all of these at the very least...
Pip freeze vs. pip list
...se pip list lists everything, and pip freeze installs everything installed by pip.
– karthikr
Sep 24 '13 at 14:55
Hm, ...
How do I get the current line number?
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In .NET 4.5 / C# 5, you can get the compiler to do this work for you, by writing a utility method that uses the new caller attributes:
using System.Runtime.CompilerServices;
static void SomeMethodSomewhere()
{
ShowMessage("Boo");
}
...
static void ShowMessage(string message,
[CallerLin...