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Class method differences in Python: bound, unbound and static
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In Python, there is a distinction between bound and unbound methods.
Basically, a call to a member function (like method_one), a bound function
a_test.method_one()
is translated to
Test.method_one(a_test)
i.e. a call to an unbound method. Because of that, a call to...
SQL SELECT speed int vs varchar
I'm in the process of creating a table and it made me wonder.
9 Answers
9
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When to use UICollectionView instead of UITableView?
...ionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath and in UITableViewDelegate:
`-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath`
You get the selected row instead of the item, so for creating grid or modified items, using UICollect...
Seeding the random number generator in Javascript
Is it possible to seed the random number generator (Math.random) in Javascript?
13 Answers
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Seedable JavaScript random number generator
The JavaScript Math.random() function returns a random value between 0 and 1, automatically seeded based on the current time (similar to Java I believe). However, I don't think there's any way to set you own seed for it.
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Eclipse Build Path Nesting Errors
... the webcontent folder he wants all of our source code under src/main/java and src/main/webapp.
13 Answers
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Windows service on Local Computer started and then stopped error
...y, I get this error:
(The "service name" service on Local Computer started and then stopped. Some services stop automatically if they are not in use by other service or programs) when there's something wrong with my code, like non-existing drive paths, etc. The windows service will not start.
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Is std::vector so much slower than plain arrays?
...d::vector is "implemented as an array," blah blah blah. Today I went down and tested it, and it seems to be not so:
22 Ans...
Proper indentation for Python multiline strings
... one
line two
line three"""
Since the newlines and spaces are included in the string itself, you will have to postprocess it. If you don't want to do that and you have a whole lot of text, you might want to store it separately in a text file. If a text file does not work ...
Classes vs. Modules in VB.NET
...C# static classes. When your class is designed solely for helper functions and extension methods and you don't want to allow inheritance and instantiation, you use a Module.
By the way, using Module is not really subjective and it's not deprecated. Indeed you must use a Module when it's appropriate...