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How do I parse XML in Python?
... the API, which ElementTree defines.
First build an Element instance root from the XML, e.g. with the XML function, or by parsing a file with something like:
import xml.etree.ElementTree as ET
root = ET.parse('thefile.xml').getroot()
Or any of the many other ways shown at ElementTree. Then do so...
Is there a “theirs” version of “git merge -s ours”?
...red way.
The only thing I've seen cause problems is if files were deleted from branchB. They show up as conflicts if something other than git did the removal.
The fix is easy. Just run git rm with the name of any files that were deleted:
git rm {DELETED-FILE-NAME}
After that, the -X theirs shou...
How to do relative imports in Python?
...e as '__main__' by passing the mod1.py as an argument to the interpreter.
From PEP 328:
Relative imports use a module's __name__ attribute to determine that module's position in the package hierarchy. If the module's name does not contain any package information (e.g. it is set to '__main__') t...
How can I call a custom Django manage.py command directly from a test driver?
...n on a database table. How would I invoke the management command directly from code?
5 Answers
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Downloading MySQL dump from command line
I am moving away from Linode because I don't have the Linux sysadmin skills necessary; before I complete the transition to a more noob-friendly service, I need to download the contents of a MySQL database. Is there a way I can do this from the command line?
...
Migrating from JSF 1.2 to JSF 2.0
...witch, at least the following steps should be done:
Remove JSF 1.2 JAR's from /WEB-INF/lib (if any).
Drop JSF 2.0 JAR's in /WEB-INF/lib (if JSF 1.2 was servletcontainer-supplied, you might want to change the classloading policy to load webapp libraries first before servletcontainer libraries, see ...
What does if __name__ == “__main__”: do?
...riants), and prior to executing that module, it will assign the name "foo" from the import statement to the __name__ variable, i.e.
# It's as if the interpreter inserts this at the top
# of your module when it's imported from another module.
__name__ = "foo"
Executing the Module's Code
After the sp...
Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
... Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly mscorlib
Yes, this technically can go wrong when you execute code on .NET 4.0 instead of .NET 4.5. The attribute was moved from System.Core.dll to mscorlib.dll in .NET 4.5. While that sounds like a rather na...
How do I integrate Ajax with Django applications?
...eive. You'll also need to understand some basic JavaScript syntax (not far from python, you'll get used to it). I strongly recommend Envato's video tutorials for jQuery, they are great and will put you on the right path.
When to use JSON?. You're going to see a lot of examples where the data sent by...
How exactly does the callstack work?
...pile time and are therefore hardcoded into the machine code.
This graphic from Wikipedia shows what the typical call stack is structured like1:
Add the offset of a variable we want to access to the address contained in the frame pointer and we get the address of our variable. So shortly said, th...