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wkhtmltopdf: cannot connect to X server
...ctly, but through many requests by developers to have this run on servers without GUI, I am pretty sure it runs a virtual X server in the static version . I have been using the static (stand-alone) version of the program and it works great! I would put the executable file in a folder, and run:
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How do I count a JavaScript object's attributes? [duplicate]
...k inside the loop, the property count will go up to at least 4. On a page with other JavaScript besides this code, it could be higher than 4, if that other code also modifies the Object prototype.
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How do you create nested dict in Python?
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A nested dict is a dictionary within a dictionary. A very simple thing.
>>> d = {}
>>> d['dict1'] = {}
>>> d['dict1']['innerkey'] = 'value'
>>> d
{'dict1': {'innerkey': 'value'}}
You can also use a defaultdict from th...
Read file from line 2 or skip header row
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with open(fname) as f:
next(f)
for line in f:
#do something
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Unable to execute dex: GC overhead limit exceeded in Eclipse
When I downloaded the Git project OsmAnd and went to compile it,
Eclipse returned these errors:
9 Answers
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JSON datetime between Python and JavaScript
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return ...
else:
raise TypeError, 'Object of type %s with value of %s is not JSON serializable' % (type(obj), repr(obj))
Update: Added output of type as well as value.
Update: Also handle date
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Finding all possible combinations of numbers to reach a given sum
How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number?
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Targeting .NET Framework 4.5 via Visual Studio 2010
...installed the .NET Framework 4.5 on my machine expecting to be able to use it from Visual Studio 2010, since it's just a minor update that should't pose problems for Visual Studio 2010. Unfortunately I am not, even manually removing certain 4.0 and adding the corresponding 4.5 assemblies resulted ...
How to import module when module name has a '-' dash or hyphen in it?
...ou can't. foo-bar is not an identifier. rename the file to foo_bar.py
Edit: If import is not your goal (as in: you don't care what happens with sys.modules, you don't need it to import itself), just getting all of the file's globals into your own scope, you can use execfile
# contents of foo-bar...
Can I have onScrollListener for a ScrollView?
... instance of ViewTreeObserver, you can add an OnScrollChangedListener() to it using the method addOnScrollChangedListener().
You can see more information about this class here.
It lets you be aware of every scrolling event - but without the coordinates. You can get them by using getScrollY() or ge...