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How can I setup & run PhantomJS on Ubuntu?
...get 1.9.7
If anyone sees any problems with what I've done, please let me know.
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Using python's eval() vs. ast.literal_eval()?
...a situation with some code where eval() came up as a possible solution. Now I have never had
to use eval() before but, I have come across plenty of information about the potential
danger it can cause. That said, I'm very wary about using it.
...
How can one use multi threading in PHP applications
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That's nice, I have not touched PHP for years and now it's got multithreading capabilities!
– cruizer
Mar 27 '14 at 8:33
1
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Why does Python use 'magic methods'?
...a part of Python, and it’s too
late to make such fundamental changes
now. The functions have to remain to
avoid massive code breakage.
The other "magical methods" (actually called special method in the Python folklore) make lots of sense, and similar functionality exists in other languages...
How to parse/read a YAML file into a Python object? [duplicate]
...e_load instead load
dataMap = yaml.safe_load(f)
The variable dataMap now contains a dictionary with the tree data. If you print dataMap using PrettyPrint, you will get something like:
{'treeroot': {'branch1': {'branch1-1': {'name': 'Node 1-1'},
'name': 'Node 1'},
'branch2': {'branch2-...
(Mac) -bash: __git_ps1: command not found
... @designer84: thanks for the extra information - I think it's clear now what the problem is, and I've updated my answer with an explanation.
– Mark Longair
Oct 13 '12 at 19:41
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Use numpy array in shared memory for multiprocessing
...
p.start()
p.join()
# Print out the changed values
print "Now, the first two elements of arr = %s"%a[:2]
b = numpy.frombuffer(a.get_obj())
b[0] = 10.0
print a[0]
When run, this prints out the first element of a now being 10.0, showing a and b are just two views into ...
Python, creating objects
I'm trying to learn python and I now I am trying to get the hang of classes and how to manipulate them with instances.
4 An...
How to avoid explicit 'self' in Python?
...ereby break code.
One extreme example: you can write a class without any knowledge of what base classes it might have, and always know whether you are accessing a member or not:
class A(some_function()):
def f(self):
self.member = 42
self.method()
That's the complete code! (some_funct...
How can we match a^n b^n with Java regex?
...ions.
Step 2: Capturing in a lookahead (and f r e e - s p a c i n g mode)
Now let's say that even though we don't want the b+ to be part of the match, we do want to capture it anyway into group 1. Also, as we anticipate having a more complicated pattern, let's use x modifier for free-spacing so we ...