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How do I navigate in the results of Diff
...? and it should show you the command shortcuts for doing page up/page down etc.
By default git looks at the $GIT_PAGER, then $PAGER environment variable to determine the program to be used for showing you the output of diff, log, show etc.
On new (linux) systems the default $PAGER used (even when ...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...the whole of the object. Let's suppose a map {"a":1, "b":2} is stored in a file and you want to update the value of "a" from 1 to 2000.
With MessagePack, 1 uses only 1 byte but 2000 uses 3 bytes. So "b" must be moved backward by 2 bytes, while "b" is not modified.
With BSON, both 1 and 2000 use 5 ...
Which machine learning classifier to choose, in general? [closed]
...er 5 or 10.
Model selection
Let's say you have 5 methods (ANN, SVM, KNN, etc) and 10 parameter combinations for each method (depending on the method). You simply have to run cross validation for each method and parameter combination (5 * 10 = 50) and select the best model, method and parameters. T...
How do I prevent site scraping? [closed]
...ements, this will require corresponding changes in your CSS and JavaScript files, which means that every time you change them, they will have to be re-downloaded by the browser. This will result in longer page load times for repeat visitors, and increased server load. If you only change it once a we...
Parsing boolean values with argparse
... either type=bool should be clearly unsupported (emit some warning, error, etc.), or it should work in a way that is useful and intuitively expected.
– dolphin
Sep 8 '13 at 21:51
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In SQL Server, when should you use GO and when should you use semi-colon ;?
...he use cases for Generated DDL is to generate multiple objects in a single file. Because of this a DDL generator must be able to generate batches. As others have said the GO statement ends the batch.
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Where do you store your salt strings?
... table" is spurious.
There's no real point in storing salts in a separate file as long as they're on a per-user basis - the point of the salt is simply to make it so that one rainbow table can't break every password in the DB.
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How do I get a raw, compiled SQL query from a SQLAlchemy expression?
...s waiting to be bound by the statement compiler or MySQLdb dialect engine, etc).
12 Answers
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How to train an artificial neural network to play Diablo 2 using visual input?
...ur bot not working with the game anymore when there is a new game update), etc.
To summarize, the great thing about these platforms is that they alleviate much of the previous technical issues you had to deal with (how to manipulate game inputs, how to setup scenarios, etc.) so that you just have ...
Alternatives to gprof [closed]
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Valgrind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to become confu...