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Using custom std::set comparator
I am trying to change the default order of the items in a set of integers to be lexicographic instead of numeric, and I can't get the following to compile with g++:
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How can I use redis with Django?
...che but how exactly does it work? Is it used as a layer between django and my rdbms, by caching the rdbms queries somehow?
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How to create empty text file from a batch file?
Can somebody remember what was the command to create an empty file in MSDOS using BAT file?
13 Answers
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SQLAlchemy: Creating vs. Reusing a Session
Just a quick question: SQLAlchemy talks about calling sessionmaker() once but calling the resulting Session() class each time you need to talk to your DB. For me that means the second I would do my first session.add(x) or something similar, I would first do
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How to set custom location for local installation of npm package?
Is it possible to specify a custom package destination for npm install , either through a command flag or environment variable?
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Best way to implement request throttling in ASP.NET MVC?
We're experimenting with various ways to throttle user actions in a given time period :
3 Answers
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Why use argparse rather than optparse?
I noticed that the Python 2.7 documentation includes yet another command-line parsing module. In addition to getopt and optparse we now have argparse .
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what does the __file__ variable mean/do?
...ard-wire these with the actual path. But there is a reason for these statements that determine path at runtime, and I would really like to understand the os.path module so that I can start using it.
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Why are unsigned int's not CLS compliant?
Why are unsigned integers not CLS compliant?
4 Answers
4
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UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
...wDidLoad is things you have to do once. viewWillAppear gets called every time the view appears. You should do things that you only have to do once in viewDidLoad - like setting your UILabel texts. However, you may want to modify a specific part of the view every time the user gets to view it, e.g. t...