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Syntax behind sorted(key=lambda: …)
...e:
sorted(mylist)
[2, 3, 3, 4, 6, 8, 23] # all numbers are in order from small to large.
Example 1:
mylist = [3,6,3,2,4,8,23]
sorted(mylist, key=lambda x: x%2==0)
[3, 3, 23, 6, 2, 4, 8] # Does this sorted result make intuitive sense to you?
Notice that my lambda function told sorte...
Encode html entities in javascript
...ivalents, which is simply &#nnn; where nnn is the unicode value we get from charCodeAt.
See it in action here: http://jsfiddle.net/E3EqX/13/ (this example uses jQuery for element selectors used in the example. The base code itself, above, does not use jQuery)
Making these conversions does not ...
How do I calculate the date in JavaScript three months prior to today?
...r! You don't have to install a library! You don't have to copy and paste from stackoverflow! You can develop the code yourself to do precisely what you need!
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Can I make fast forwarding be off by default in git?
...ngs override global) run this:
git config --global --add merge.ff false
From the documentation:
merge.ff
By default, git does not create an extra merge commit when merging a commit that is a descendant of the current commit. Instead, the tip of the current branch is fast-forwarded. When set...
Custom CSS Scrollbar for Firefox
...Though that is not Baron's fault, if I download the page and prevent baron from initialising, the bug still occurs. So it looks like Chrome it at fault here.
– thephpdev
Apr 3 '18 at 10:55
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Change multiple files
...ou'll break the command line limit in the for command. To protect yourself from that, you'd have to use find ... | xargs ...
– glenn jackman
May 4 '12 at 15:58
1
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VS2013 permanent CPU usage even though in idle mode
.../Support/Center/Question/Details/T102322
The CPU slowed down right away from 25 % to 1 %.
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print call stack in C or C++
...urns an array of void * (in fact each of these point to the return address from the corresponding stack frame). To translate these to something of use, there's backtrace_symbols(3).
Pay attention to the notes section in backtrace(3):
The symbol names may be unavailable
without the use of spec...
What are some compelling use cases for dependent method types?
...it) was inspired by the programming language Beta ... they arise naturally from Beta's consistent nesting semantics. I don't know of any other even faintly mainstream programming language which has dependent types in this form. Languages like Coq, Cayenne, Epigram and Agda have a different form of d...
Converting numpy dtypes to native python types
...ng mixed set of numpy types and standard python. as all numpy types derive from numpy.generic, here's how you can convert everything to python standard types:
if isinstance(obj, numpy.generic):
return numpy.asscalar(obj)
...