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How to configure MongoDB Java driver MongoOptions for production use?
...r the replication of your write to "w" members). You can also set w to the string "majority" which tells MongoDB to perform the write to the majority of replica set members (WriteConcern.MAJORITY). Typicall you should set this to 1 unless you need raw performance (-1 or 0) or replicated writes (>...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...ion of this algorithm in Python:
from collections import defaultdict
from string import ascii_lowercase
def partition(guess, words):
"""Apply the single letter 'guess' to the sequence 'words' and return
a dictionary mapping the pattern of occurrences of 'guess' in a
word to the list of...
How can I view the source code for a function?
...ls to some of the above functions may use an object instead of a character string to reference the compiled function. In those cases, the object is of class "NativeSymbolInfo", "RegisteredNativeSymbol", or "NativeSymbol"; and printing the object yields useful information. For example, optim calls ....
Foreign Key to multiple tables
...bo.Ticket
(
ID int NOT NULL,
Owner_ID int NOT NULL,
Owner_Type string NOT NULL, -- In our example, this would be "User" or "Group"
Subject varchar(50) NULL
)
With the above method, you could add as many Owner Types as you want. Owner_ID would not have a foreign key constraint but ...
javac is not recognized as an internal or external command, operable program or batch file [closed]
... for me, but before I had tried to add the location at the end of the Path string. Why does it only work at the beginning?
– Eric H.
Apr 10 '13 at 22:05
4
...
What's the difference between faking, mocking, and stubbing?
...ew LogAnalyzer2();
log.Service = stubService
log.Email=mockEmail;
string tooShortFileName="abc.ext";
log.Analyze(tooShortFileName);
Assert.AreEqual("a",mockEmail.To); //MOCKING USED
Assert.AreEqual("fake exception",mockEmail.Body); //MOCKING USED
Assert.AreEqual("subject",mockE...
Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
... that we are checking the document.readyState property. If it contains the string in (as in uninitialized and loading, the first two DOM ready states out of 5) we set a timeout and check again. Otherwise, we execute the passed function.
And here's the jsFiddle for the trick which works across all b...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...with this class name not found,
UIView *view = [[bundle loadNibNamed:NSStringFromClass([self class]) owner:self options:nil] firstObject];
return view;
}
- (void)commonSetup {
UIView *nibView = [self loadViewFromNib];
nibView.frame = self.bounds;
// the autoresizingMask will be...
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
...applies to any default value that is subsequently mutated (e.g. hashes and strings), not just arrays.
TL;DR: Use Hash.new { |h, k| h[k] = [] } if you want the most idiomatic solution and don’t care why.
What doesn’t work
Why Hash.new([]) doesn’t work
Let’s look more in-depth at why Has...
Named colors in matplotlib
...r than a named color (apart from the fact that the hex code is passed as a string), and I will not include an image of the 16 million colors you can choose from...
For more details, please refer to the matplotlib colors documentation and the source file specifying the available colors, _color_dat...