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Integrate ZXing in Android Studio
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edited May 4 '18 at 4:11
Faysal Ahmed
5,78655 gold badges2121 silver badges4040 bronze badges
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Looping over a list in Python
...ur len(x) should be equal to 3.
>>> mylist = [[1,2,3],[4,5,6,7],[8,9,10]]
>>> for x in mylist:
... if len(x)==3:
... print x
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[1, 2, 3]
[8, 9, 10]
or if you need more pythonic use list-comprehensions
>>> [x for x in mylist if len(x)==3]
[[1, 2, 3], [8, ...
Difference between wait and sleep
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368
wait waits for a process to finish; sleep sleeps for a certain amount of seconds.
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How do the post increment (i++) and pre increment (++i) operators work in Java?
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Does this help?
a = 5;
i=++a + ++a + a++; =>
i=6 + 7 + 7; (a=8)
a = 5;
i=a++ + ++a + ++a; =>
i=5 + 7 + 8; (a=8)
The main point is that ++a increments the value and immediately returns it.
a++ also increments the value (in the background) but returns unchanged value of the varia...
No internet on Android emulator - why and how to fix? [closed]
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cchenesonccheneson
45.3k88 gold badges5757 silver badges6767 bronze badges
add a comm...
What is the difference between ~> and >= when specifying rubygem in Gemfile?
...ersion provided and use that until it reaches a maximum version. So ~>0.8.5 is semantically equivalent to:
gem "cucumber", ">=0.8.5", "<0.9.0"
The easy way to think about it is that you're okay with the last digit incrementing to some arbitrary value, but the ones preceding it in the stri...
Cordova: start specific iOS emulator image
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csantanaprcsantanapr
4,78222 gold badges1616 silver badges1414 bronze badges
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What is the syntax to insert one list into another list in python?
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edited Jan 8 '15 at 22:03
the Tin Man
147k3131 gold badges192192 silver badges272272 bronze badges
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Logic to test that 3 of 4 are True
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248
I suggest writing the code in a manner that indicates what you mean. If you want 3 values to be ...