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Rename specific column(s) in pandas
I've got a dataframe called data . How would I rename the only one column header? For example gdp to log(gdp) ?
5 Answe...
Do on-demand Mac OS X cloud services exist, comparable to Amazon's EC2 on-demand instances? [closed]
...t? (iCloud looks to be just a data storage service, rather than a service allowing remote login, etc.)
5 Answers
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vs
...global namespace anyway, and C++11 ratified this practice[*]. So, you basically have three options:
Use <cstdint> and either fully qualify each integer type you use or else bring it into scope with using std::int32_t; etc (annoying because verbose, but it's the right way to do it just like f...
What is the difference in maven between dependency and plugin tags in pom xml?
...ent units that can be used to accomplish different tasks. Those units are called plugins. For example, to compile your project maven uses maven-compiler-plugin, to run tests - maven-surefire-plugin and so on.
Dependency in terms of maven is a packaged piece of classes that your project depends on. ...
What is the “owning side” in an ORM mapping?
...d in the association table PERSON_ID_DOCUMENTS.
On the other hand, if we call idDocument.setPerson(person), we change the foreign key person_id on table ID_DOCUMENTS. Hibernate is creating two unidirectional (foreign key) relations on the database, to implement one bidirectional object relation.
H...
Explain which gitignore rule is ignoring my file
...e googling and found that back in 2009 this feature was requested and partially implemented. After reading the thread, I realised it would not be too much work to do it properly, so I have started work on a patch and hope to have it finished in the next day or two. I will update this answer when i...
How to navigate through a vector using iterators? (C++)
...o move an iterator forward n spaces is not to write your own loop, but to call std::advance(it, n). It's defined to do exactly what you want, and it will automatically use it + n if the iterator is tagged as random-access, or do the loop if it has to.
– Steve Jessop
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The written versions of the logical operators
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I personally think they are much better... but then I am Python biased. I don't know why some people thing that if it's not garbled it's not code...
– Matthieu M.
Mar 4 '10 at 8:28
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Check if an element's content is overflowing?
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The element may be overflown vertically, horizontally or both. This function will return you a boolean value if the DOM element is overflown:
function isOverflown(element) {
return element.scrollHeight > element.clientHeight || element.scrollWidth > e...
How to overcome TypeError: unhashable type: 'list'
...used to compare dictionary keys during a dictionary lookup quickly.
Internally, hash() method calls __hash__() method of an object which are set by default for any object.
Converting a nested list to a set
>>> a = [1,2,3,4,[5,6,7],8,9]
>>> set(a)
Traceback (most recent call last...