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How to simulate the environment cron executes a script with?
I normally have several problems with how cron executes scripts as they normally don't have my environment setup. Is there a way to invoke bash(?) in the same way cron does so I could test scripts before installing them?
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Java / Android - How to print out a full stack trace?
...ut a full stack trace? If my application crashes from nullPointerException or something, it prints out a (almost) full stack trace like so:
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Get hours difference between two dates in Moment Js
...e number of hours as a positive number. However, your second point is not correct. duration.hours() would return 1 if it was 25 hours ago, but duration.asHours() would return 25.
– GregL
Nov 6 '15 at 4:11
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SVG Positioning
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Everything in the g element is positioned relative to the current transform matrix.
To move the content, just put the transformation in the g element:
<g transform="translate(20,2.5) rotate(10)">
<rect x="0" y="0" width="60" height="10"/>
</g>
Links: Example from the SVG...
Determining complexity for recursive functions (Big O notation)
I have a Computer Science Midterm tomorrow and I need help determining the complexity of these recursive functions. I know how to solve simple cases, but I am still trying to learn how to solve these harder cases. These were just a few of the example problems that I could not figure out. Any help wo...
How to get first element in a list of tuples?
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>>> a = [(1, u'abc'), (2, u'def')]
>>> [i[0] for i in a]
[1, 2]
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How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
...le("Sydney")
.snippet("Population: 4,627,300")
.icon(BitmapDescriptorFactory.fromResource(R.drawable.arrow)));
As this just replaces the marker with an image you might want to use a Canvas to draw more complex and fancier stuff:
Bitmap.Config conf = Bitmap.Config.ARGB_8888;
Bitmap bmp = B...
Accessing dict_keys element by index in Python3
... in a list of all the keys:
>>> test = {'foo': 'bar', 'hello': 'world'}
>>> list(test)
['foo', 'hello']
>>> list(test)[0]
'foo'
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Is there an expression for an infinite generator?
Is there a straight-forward generator expression that can yield infinite elements?
7 Answers
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Initialising an array of fixed size in python [duplicate]
I would like to know how i can initialise an array(or list), yet to be populated with values, to have a defined size.
11 An...