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Android AsyncTask threads limits?

...e in the phone. For all those operations (updates, retrieving data from db and etc.) I use async tasks. As up till now I didn't see why I shouldn't use them, but recently I experienced that if I do some operations some of my async tasks simply stop on pre-execute and don't jump to doInBackground. Th...
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jQuery Call to WebService returns “No Transport” error

... 1 Take a look at this blog post. Update 2 If this is indeed the problem (and I suspect it is), you might want to check out JSONP as a solution. Here are a few links that might help you get started: https://en.wikipedia.org/wiki/JSON http://remysharp.com/2007/10/08/what-is-jsonp/ http://www.west-...
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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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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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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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How do you debug PHP scripts? [closed]

...nto the code is a much better way to debug then the old method of var_dump and print at various points to see where your flow goes wrong. When all else fails though and all I have is SSH and vim I still var_dump()/die() to find where the code goes south. ...
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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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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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Is it possible to serialize and deserialize a class in C++?

Is it possible to serialize and deserialize a class in C++? 13 Answers 13 ...
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Downloading an entire S3 bucket?

... AWS CLI See the "AWS CLI Command Reference" for more information. AWS recently released their Command Line Tools, which work much like boto and can be installed using sudo easy_install awscli or sudo pip install awscli Once installed, you can th...