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Change one value based on another value in pandas
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One option is to use Python's slicing and indexing features to logically evaluate the places where your condition holds and overwrite the data there.
Assuming you can load your data directly into pandas with pandas.read_csv then the following code might be helpful f...
How to detect if a script is being sourced
...per. (FUNCNAME is a special bash array variable, it should have contiguous indexes corresponding to the call stack, as long as it is never unset.)
function issourced() {
[[ ${FUNCNAME[@]: -1} == "source" ]]
}
(In bash-4.2 and later you can use the simpler form ${FUNCNAME[-1]} instead for the ...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...ce: http://devs.cloudimmunity.com/gotchas-and-common-mistakes-in-go-golang/index.html#stack_heap_vars
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How to find out client ID of component for ajax update/render? Cannot find component with expression
...ontainer. See following chapter.
Note: if it happens to contain iteration index like :0:, :1:, etc (because it's inside an iterating component), then you need to realize that updating a specific iteration round is not always supported. See bottom of answer for more detail on that.
Memorize NamingC...
Lock, mutex, semaphore… what's the difference?
...abase), (a relatively short-lived) lock on a system data-structure like an index"
– Peter
Jun 20 '12 at 6:12
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STL or Qt containers?
...May be worth adding to the list the fact that e.g. QVector uses int as its index, thus limiting 31-bit sizes (even on 64-bit systems). Moreover, it can't even store INT_MAX elements of size larger than 1 byte. E.g. the largest .size() I could have of QVector<float> on x86_64 Linux gcc was 5368...
Sort JavaScript object by key
... line) and passes 4 arguments to it:
// accumulator, currentValue, currentIndex and array
.reduce((accumulator, currentValue) => {
// setting the accumulator (sorted new object) with the actual property from old (unsorted) object.
accumulator[currentValue] = testObj[currentValue];
// ret...
Replace Fragment inside a ViewPager
...d is a bit hacky as well, I used this dirty "android:switcher:VIEWPAGER_ID:INDEX" solution but you can also keep track of all fragments of the ViewPager yourself as explained in the second solution on this page.
So here's my code for a ViewPager with 4 ListViews with a detail view shown in the View...
How Python web frameworks, WSGI and CGI fit together
...s
http://docs.djangoproject.com/en/dev/howto/deployment/#howto-deployment-index
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Saving an Object (Data persistence)
...1 — similar to referencing the last element of a sequence via a negative index.
So, instead of writing:
pickle.dump(obj, output, pickle.HIGHEST_PROTOCOL)
You can just write:
pickle.dump(obj, output, -1)
Either way, you'd only have specify the protocol once if you created a Pickler object for...