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Difference between __getattr__ vs __getattribute__

I am trying to understand when to use __getattr__ or __getattribute__ . The documentation mentions __getattribute__ applies to new-style classes. What are new-style classes? ...
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Log exception with traceback

... Use logging.exception from within the except: handler/block to log the current exception along with the trace information, prepended with a message. import logging LOG_FILENAME = '/tmp/logging_example.out' logging.basicConfig(filename=LOG_FILENAME, level=logging.DEBUG) ...
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Git pull a certain branch from GitHub

...have a project with multiple branches. I've been pushing them to GitHub , and now that someone else is working on the project I need to pull their branches from GitHub. It works fine in master. But say that someone created a branch xyz . How can I pull branch xyz from GitHub and merge it into br...
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Pass props to parent component in React.js

... Edit: see the end examples for ES6 updated examples. This answer simply handle the case of direct parent-child relationship. When parent and child have potentially a lot of intermediaries, check this answer. Other solutions are missing the point While they still work fine, other answers are miss...
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How to add a progress bar to a shell script?

When scripting in bash or any other shell in *NIX, while running a command that will take more than a few seconds, a progress bar is needed. ...
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iPad browser WIDTH & HEIGHT standard

Does anyone know the safest width and height for the BODY when viewing any web page on the iPad? I want to avoid the scrollbars as much as possible. ...
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Inserting a Python datetime.datetime object into MySQL

...", 4, now)) With regards to the format, I had success with the above command (which includes the milliseconds) and with: now.strftime('%Y-%m-%d %H:%M:%S') Hope this helps. share | improve this ...
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How do I merge my local uncommitted changes into another Git branch?

... Stashing, temporary commits and rebasing may all be overkill. If you haven't added the changed files to the index, yet, then you may be able to just checkout the other branch. git checkout branch2 This will work so long as no files that you are editi...
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What is the easiest way to duplicate an activerecord record?

... Does this still work in Rails 3.1.0.beta? When I do q = p.clone, and then p == q, I get true back. On the other hand, if I use q = p.dup, I get false back when comparing them. – Juno Woods Feb 8 '11 at 2:10 ...
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C++ compiling on Windows and Linux: ifdef switch [duplicate]

I want to run some c++ code on Linux and Windows. There are some pieces of code that I want to include only for one operating system and not the other. Is there a standard #ifdef that once can use? ...