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In Python, when should I use a function instead of a method?
... as cars. You mention a duck, so let's go with that.
class duck:
def __init__(self):pass
def eat(self, o): pass
def crap(self) : pass
def die(self)
....
In the context of the "objects are real things" analogy, it is "correct" to add a class method for anything which the obje...
The role of #ifdef and #ifndef
...o do something like that with the old #ifdef/#ifndef pair.
#if defined(ORA_PROC) || defined(__GNUC) && __GNUC_VERSION > 300
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Using HTML in Express instead of Jade
...y use response.sendFile
app.get('/', function (req, res) {
res.sendfile(__dirname + '/index.html');
});)
From the official express api reference:
res.sendfile(path, [options], [fn]])
Transfer the file at the given path.
Automatically defaults the Content-Type response header field...
How can I get the source code of a Python function?
...ole class: you can restore it method by method: dir(MyClass), then MyClass.__init__?? and so on.
– Valerij
May 8 '19 at 12:32
...
Convert a Git folder to a submodule retrospectively?
...se filter-branch on a clone of the original repository:
git clone <your_project> <your_submodule>
cd <your_submodule>
git filter-branch --subdirectory-filter 'path/to/your/submodule' --prune-empty -- --all
It's then nothing more than deleting your original directory and adding t...
In Python how should I test if a variable is None, True or False
...ry:
result = simulate(open("myfile"))
except SimulationException as sim_exc:
print "error parsing stream", sim_exc
else:
if result:
print "result pass"
else:
print "result fail"
# execution continues from here, regardless of exception or not
And now you can have a ...
Calculate distance between two points in google maps V3
...t data is google.maps.LatLng objects. If you just have raw data like {lat: __, lon: __} then you would instead use p1.lat, for example.
– Don McCurdy
Mar 24 '17 at 20:12
...
Conditional import of modules in Python
...ad of relying on the user; here's pySerial doing it as an example.
serial/__init__.py
import sys
if sys.platform == 'cli':
from serial.serialcli import Serial
else:
import os
# chose an implementation, depending on os
if os.name == 'nt': # sys.platform == 'win32':
from se...
Using 'return' in a Ruby block
...; }
LocalJumpError: unexpected return
from (irb):7:in `block in irb_binding'
from (irb):2:in `call'
from (irb):2:in `thing'
from (irb):6
from /home/mirko/.rvm/rubies/ruby-1.9.1-p378/bin/irb:15:in `<main>'
irb(main):009:0> thing { break 6 * 7 }
=> 4...
How can we run a test method with multiple parameters in MSTest?
...s
.Cast<KeyValuePair<string, object>>()
.Where(_ => _.Key.StartsWith("par"))
.Select(_ => _.Value as string)
.ToList();
}
//usage
[TestMethod]
[TestProperty("par1", "http://getbootstrap.com/components/")]
[TestProperty("par2", "http://www.wsj.com/eu...