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What's the proper way to install pip, virtualenv, and distribute for Python?
...BASE=https://pypi.python.org/packages/source/v/virtualenv
# --- Real work starts here ---
curl -O $URL_BASE/virtualenv-$VERSION.tar.gz
tar xzf virtualenv-$VERSION.tar.gz
# Create the first "bootstrap" environment.
$PYTHON virtualenv-$VERSION/virtualenv.py $INITIAL_ENV
# Don't need this anymore.
rm ...
Difference between ActionBarSherlock and ActionBar Compatibility
...ect.
The Action bar compatibility can be considered a "sample" or a good starting point if you only want to smack an Action Bar on top of your app.
ActionBarSherlock builds on the compatibility library, and gives you (like the action bar compatibility sample) an Action Bar on pre-3.0 devices. In ...
Tar archiving that takes input from a list of files
... simple, using the --exclude flag allows this. Assuming your comment lines start with a '#', a command such as the following would ignore / exclude any attempted file operations on lines containing cmments, i.e. your command can look like this: tar -cvf allfiles.tar --exclude='^#' -T mylist.txt. Tar...
How to fix the Hibernate “object references an unsaved transient instance - save the transient insta
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Wouldn't it be better to start with CascadeType.PERSIST and use persist to save?
– Sergii Shevchyk
Sep 27 '12 at 19:07
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How to get current memory usage in android?
...fficient. OS needs to know what the accepted answer gives, to know when to start killing apps that haven't been used recently. But an app programmer needs to know what THIS answer (and android developer's similar answer) tells you, vs. runtime.maxMemory.
– ToolmakerSteve
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How to get UTC time in Python?
... of time spent between two dates all that you need is to substract end and start dates. The results of such substraction is a timedelta object.
From the python docs:
class datetime.timedelta([days[, seconds[, microseconds[, milliseconds[, minutes[, hours[, weeks]]]]]]])
And this means that by de...
What is a unix command for deleting the first N characters of a line?
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Use cut. Eg. to strip the first 4 characters of each line (i.e. start on the 5th char):
tail -f logfile | grep org.springframework | cut -c 5-
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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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If you know you're starting with a string representation of a number, I like this better than sprintf for performance. Using rjust avoids the cost of parsing sprintf's format string, converting a string to a number, and converting that number b...
Targeting .NET Framework 4.5 via Visual Studio 2010
...gling with VS2010/DNFW 4.5 integration and have finally got this working. Starting in VS 2008, a cache of assemblies was introduced that is used by Visual Studio called the "Referenced Assemblies". This file cache for VS 2010 is located at \Reference Assemblies\Microsoft\Framework.NetFramework\v4....
Exclude folders from Eclipse search
... When I tried, this it worked for filtering search results, but I started getting errors "Errors running builder 'AspectJ Builder' on project 'Mercadosa-webapp'. Resource already exists on disk: '/MyProject/target/MyProject-1.0/WEB-INF/freemarker/site/file.ftl'. Resource already exists on d...