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mongodb: insert if not exists
Every day, I receive a stock of documents (an update). What I want to do is insert each item that does not already exist.
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abort, terminate or exit?
What's the difference between those three, and how shall I end program in case of exception which I can't handle properly?
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Python's “in” set operator
I'm a little confused about the python in operator for sets.
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What does a b prefix before a python string mean?
In a python source code I stumbled upon I've seen a small b before a string like in:
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open() in Python does not create a file if it doesn't exist
What is the best way to open a file as read/write if it exists, or if it does not, then create it and open it as read/write? From what I read, file = open('myfile.dat', 'rw') should do this, right?
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Check if a string matches a regex in Bash script
One of the arguments that my script receives is a date in the following format: yyyymmdd .
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Why use the yield keyword, when I could just use an ordinary IEnumerable?
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Objective-C: Reading a file line by line
What is the appropriate way of dealing with large text files in Objective-C? Let's say I need to read each line separately and want to treat each line as an NSString. What is the most efficient way of doing this?
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What's the difference between git clone --mirror and git clone --bare
The git clone help page has this to say about --mirror :
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ASP.NET MVC: No parameterless constructor defined for this object
I was following Steven Sanderson's ' Pro ASP.NET MVC Framework ' book. On page 132, in accordance with the author's recommendation, I downloaded the ASP.NET MVC Futures assembly, and added it to my MVC project. [Note: This could be a red herring.]
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