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Python dictionary from an object's fields
...on 2.7 is to use new-style classes (not needed with Python 3), i.e.
class Foo(object):
...
Also, there's a difference between an 'object' and a 'class'. To build a dictionary from an arbitrary object, it's sufficient to use __dict__. Usually, you'll declare your methods at class level and your...
Google Guava isNullOrEmpty for collections
...y, then get all that ambiguity out of the way up front, like this:
Set<Foo> foos = NaughtyClass.getFoos();
if (foos == null) {
foos = ImmutableSet.of();
}
or like this (if you prefer):
Set<Foo> foos = MoreObjects.firstNonNull(
NaughtyClass.getFoos(), ImmutableSet.<Foo>of(...
Clear text from textarea with selenium
...
driver.find_element_by_id('foo').clear()
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PHP Function Comments
... */
class Net_Sample
{
// {{{ properties
/**
* The status of foo's universe
* Potential values are 'good', 'fair', 'poor' and 'unknown'.
* @var string $foo
*/
public $foo = 'unknown';
/**
* The status of life
* Note that names of private properties or ...
Hidden Features of C#? [closed]
...ntheses to automagically instantiate collections for me.
private IList<Foo> _foo;
public IList<Foo> ListOfFoo
{ get { return _foo ?? (_foo = new List<Foo>()); } }
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What is the difference between UNION and UNION ALL?
... duplicates (especially when developing reports).
UNION Example:
SELECT 'foo' AS bar UNION SELECT 'foo' AS bar
Result:
+-----+
| bar |
+-----+
| foo |
+-----+
1 row in set (0.00 sec)
UNION ALL example:
SELECT 'foo' AS bar UNION ALL SELECT 'foo' AS bar
Result:
+-----+
| bar |
+-----+
| fo...
Outputting data from unit test in python
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What if I call a method foo inside testSomething and it logs something. How can I see the output for that without passing the logger to foo?
– simao
Nov 2 '10 at 0:57
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How do I get the path and name of the file that is currently executing?
...ere is a summary of experiments with Python 2 and 3. With
main.py - runs foo.py
foo.py - runs lib/bar.py
lib/bar.py - prints filepath expressions
| Python | Run statement | Filepath expression |
|--------+---------------------+----------------------------------------|
|...
Is there an SQLite equivalent to MySQL's DESCRIBE [table]?
... For that, you can query the sqlite_master table:
sqlite> CREATE TABLE foo (bar INT, quux TEXT);
sqlite> SELECT * FROM sqlite_master;
table|foo|foo|2|CREATE TABLE foo (bar INT, quux TEXT)
sqlite> SELECT sql FROM sqlite_master WHERE name = 'foo';
CREATE TABLE foo (bar INT, quux TEXT)
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What can I use instead of the arrow operator, `->`?
...
I mostly read it right-to-left and call "in"
foo->bar->baz = qux->croak
becomes:
"baz in bar in foo becomes croak in qux."
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