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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 ...
What are the differences between JSON and JSONP?
... This is usually used to allow for cross-site AJAX with JSON data. If you know that example.com is serving JSON files that look like the JSONP example given above, then you can use code like this to retrieve it, even if you are not on the example.com domain:
function func(json){
alert(json.name);...
Programmatically creating Markdown tables in R with KnitR
...ng (sort of like xtable , but with Markdown instead of LaTeX or HTML). I know that I can just embed the HTML output from xtable, but I was wondering if there were any Markdown-based solutions?
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Null coalescing in powershell
... evaluated
Null Conditional Assignment
$x = $null
$x ??= 100 # $x is now 100
$x ??= 200 # $x remains 100
Ternary Operator
$true ? "this value returned" : "this expression not evaluated"
$false ? "this expression not evaluated" : "this value returned"
Previous Versions:
No need for ...
How can one close HTML tags in Vim quickly?
...y exact rename it to "html.vim" so that it will effect HTML files as well. Now, I have two of the exact same files in ~/.vim/ftplugin (xml.vim and html.vim).
– user2719875
Jun 11 '15 at 19:55
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difference between fork and branch on github
...k a project that's hosted on github. Do I fork all the branches? How do I know which branch my fork is based on? In other words which branch will be downloaded to my PC?
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Aborting a stash pop in Git
...apply:
git merge-recursive stash@{0}: -- $(git write-tree) stash@{0}^1
Now you will be left with just the non-stash changes. They will be in the index. You can use git reset to unstage your changes if you like.
Given that your original git stash apply failed I assume the reverse might also fa...
“Thinking in AngularJS” if I have a jQuery background? [closed]
...ose I'm familiar with developing client-side applications in jQuery , but now I'd like to start using AngularJS . Can you describe the paradigm shift that is necessary? Here are a few questions that might help you frame an answer:
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on
... and have it apply to just that project. Just thought some might want to know that here as well.
– Nick Gronow
Jun 2 '14 at 13:17
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Ruby's ||= (or equals) in JavaScript?
... minor changes if they discover major unexpected problems.
You can use it now using the plugin-proposal-logical-assignment-operators Babel plugin. I have never used that plugin, so I have no idea how well it works.
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