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What are some good Python ORM solutions? [closed]
...
Storm has arguably the simplest API:
from storm.locals import *
class Foo:
__storm_table__ = 'foos'
id = Int(primary=True)
class Thing:
__storm_table__ = 'things'
id = Int(primary=True)
name = Unicode()
description = Unicode()
foo_id = Int()
foo = Reference(foo...
How do you pass arguments to define_method?
...
... and if you want optional parameters
class Bar
define_method(:foo) do |arg=nil|
arg
end
end
a = Bar.new
a.foo
#=> nil
a.foo 1
# => 1
... as many argument...
Using Java to find substring of a bigger string using Regular Expression
...u could use something like the following:
Matcher m = MY_PATTERN.matcher("FOO[BAR]");
while (m.find()) {
String s = m.group(1);
// s now contains "BAR"
}
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...
How to find all the subclasses of a class given its name?
...ython 3) have a __subclasses__ method which returns the subclasses:
class Foo(object): pass
class Bar(Foo): pass
class Baz(Foo): pass
class Bing(Bar): pass
Here are the names of the subclasses:
print([cls.__name__ for cls in Foo.__subclasses__()])
# ['Bar', 'Baz']
Here are the subclasses thems...
Setting an environment variable before a command in Bash is not working for the second command in a
...
FOO=bar bash -c 'somecommand someargs | somecommand2'
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How to resolve “local edit, incoming delete upon update” message
...
Short version:
$ svn st
! + C foo
> local edit, incoming delete upon update
! + C bar
> local edit, incoming delete upon update
$ touch foo bar
$ svn revert foo bar
$ rm foo bar
If the conflict is about directories instead of fil...
Arrow operator (->) usage in C
...
foo->bar is equivalent to (*foo).bar, i.e. it gets the member called bar from the struct that foo points to.
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imp...
How can I select multiple columns from a subquery (in SQL Server) that should have one record (selec
...rom a subquery:
SELECT
A.SalesOrderID,
A.OrderDate,
SQ.Max_Foo,
SQ.Max_Foo2
FROM
A
LEFT OUTER JOIN
(
SELECT
B.SalesOrderID,
MAX(B.Foo) AS Max_Foo,
MAX(B.Foo2) AS Max_Foo2
FROM
B
GROUP BY
B.SalesOrderID
...
What is the difference between assert, expect and should in Chai?
...upport custom messages just about everywhere. For instance:
assert.isTrue(foo, "foo should be true");
expect(foo, "foo should be true").to.be.true;
The message "foo should be true" will be output together with the failed assertion if the assertion fails. You don't get the opportunity to set a cus...
What is the difference between the dot (.) operator and -> in C++? [duplicate]
...
foo->bar() is the same as (*foo).bar().
The parenthesizes above are necessary because of the binding strength of the * and . operators.
*foo.bar() wouldn't work because Dot (.) operator is evaluated first (see operator...