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How are zlib, gzip and zip related? What do they have in common and how are they different?
...tricted zip format, such as used in Java archive files (.jar), Office Open XML files (Microsoft Office .docx, .xlsx, .pptx), Office Document Format files (.odt, .ods, .odp), and EPUB files (.epub). That standard limits the compression methods to 0 and 8, as well as other constraints such as no encry...
How to search for occurrences of more than one space between words in a line
...ces, you can use this and replace it with a single space
\s+
example in python
result = re.sub('\s+',' ', data))
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Detecting superfluous #includes in C/C++?
...use it ? The README isn't very clear about what contains the output of the python script.
– King's jester
Aug 10 '17 at 8:45
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Can vim monitor realtime changes to a file
...want to do it in vim. I know I can read an opened file use tail -f sample.xml file, and when new content is written to the file, it'll also write the new content to my screen. Can I have vim automatically fill the new data when a file is updated?
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Django rest framework nested self-referential objects
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I wrote a recursive field for DRF3.0 and packaged it for pip
https://pypi.python.org/pypi/djangorestframework-recursive/
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Can a program depend on a library during compilation but not runtime?
...l its possible dependencies. i.e. a libraries which can use four different XML libraries, but only needs one to work.
Many libraries, need other libraries in turn. These libraries are not needed at compile time but are needed at runtime. i.e. when the code is actually run.
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What is AF_INET, and why do I need it?
...tion. AF stands for Address Family.
As in BSD standard Socket (adopted in Python socket module) addresses are represented as follows:
A single string is used for the AF_UNIX/AF_LOCAL address family. This option is used for IPC on local machines where no IP address is required.
A pair (host, port)...
C/C++ Struct vs Class
...ey can be used by C or C++ or back and forth. They can also be unpacked in Python using the struct module, for example. If your project prioritizes being compatible with other languages, interfaces or systems, prefer struct over class. For strictly program-internal affairs, prefer class.
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What is the difference between OpenID and SAML?
... digital signature, SAML tokens issued by the identity provider are signed XMLs, the application validates the signature itself and the certificate it presents. The user information is included in a SAML token, among other information.
OAuth2 builds the trust relation on a direct HTTPs call from the...
Django filter queryset __in for *every* item in list
...his also can be done by dynamic query generation using Django ORM and some Python magic :)
from operator import and_
from django.db.models import Q
categories = ['holiday', 'summer']
res = Photo.filter(reduce(and_, [Q(tags__name=c) for c in categories]))
The idea is to generate appropriate Q obj...