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Convert to binary and keep leading zeros in Python
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Use the format() function:
>>> format(14, '#010b')
'0b00001110'
The format() function simply formats the input following the Format Specification mini language. The # makes the format include the 0b prefix, and the 010 size formats the output to fit in 10 charac...
Difference between “\n” and Environment.NewLine
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answered Jun 18 '09 at 23:46
anthonyanthony
36.3k55 gold badges4848 silver badges125125 bronze badges
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Python memoising/deferred lookup property decorator
...dproperty
class Foo(object):
def __init__(self):
self.value = 4
@cachedproperty
def cached_prop(self):
self.value += 1
return self.value
f = Foo()
print(f.value) # initial value
print(f.cached_prop) # cached property is calculated
f.value = 1
print(f.cached_...
Python unit test with base and sub class
...ef testSub2(self):
print 'Calling SubTest2:testSub2'
sub = 4
self.assertEquals(sub, 4)
if __name__ == '__main__':
unittest.main()
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How to extract request http headers from a request using NodeJS connect
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4 Answers
4
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appearanceWhenContainedIn in Swift
... methods are not compatible with Swift (see http://www.openradar.me/17302764).
I wrote a non-variadic workaround which works in Swift (I repeated the same method for UIBarItem, which doesn't descend from UIView):
// UIAppearance+Swift.h
#import <UIKit/UIKit.h>
NS_ASSUME_NONNULL_BEGIN
@interf...
Why do I get a warning icon when I add a reference to an MEF plugin project?
...ining what the issue is
– matao
Sep 4 '17 at 0:06
7
Can confirm that this was the root of the iss...
Can vim monitor realtime changes to a file
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PeterPeter
108k4646 gold badges166166 silver badges203203 bronze badges
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Removing duplicate objects with Underscore for Javascript
....unique accepts a callback
var list = [{a:1,b:5},{a:1,c:5},{a:2},{a:3},{a:4},{a:3},{a:2}];
var uniqueList = _.uniq(list, function(item, key, a) {
return item.a;
});
// uniqueList = [Object {a=1, b=5}, Object {a=2}, Object {a=3}, Object {a=4}]
Notes:
Callback return value used for compari...
ViewController respondsToSelector: message sent to deallocated instance (CRASH)
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JohnnywhoJohnnywho
5,54122 gold badges2424 silver badges2020 bronze badges
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