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python setup.py uninstall
..., you have installed (and which were detected by pip).
The name can be sometime long, then use just the name of the package being shown at the and after #egg=. You can also in most cases ignore the version part (whatever follows == or -).
Then uninstall the package:
$ pip uninstall package.name.yo...
Ways to save enums in database
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@LuisGouveia I agree with you that the time could double. Causing a query that takes 12.37 ms to instead take 12.3702 ms. That's what i mean by "in the noise". You run the query again and it takes 13.29 ms, or 11.36 ms. In other words, the randomness of the thread...
How does one write code that best utilizes the CPU cache to improve performance?
...
The cache is there to reduce the number of times the CPU would stall waiting for a memory request to be fulfilled (avoiding the memory latency), and as a second effect, possibly to reduce the overall amount of data that needs to be transfered (preserving memory bandwi...
How to use the “number_to_currency” helper method in the model rather than view?
...roller::Base.helpers.pluralize. Now you can use helpers.pluralize multiple times, without repeating the long module paths.
So I suppose the answer to this particular question could be:
class Job < ActiveRecord::Base
include JobsHelper
def details
return "Only " + helpers.to_dollar(part_...
What's the point of const pointers?
...d use in pursuit of a very important C++ concept:
Find bugs at compile-time, rather than run-time, by getting the compiler to enforce what you mean.
Even though it doesn't change the functionality, adding const generates a compiler error when you're doing things you didn't mean to do. Imagine ...
If Python is interpreted, what are .pyc files?
...f and can compile to a huge variety of "back-end" forms including "just-in-time" generated machine language). They're all Python (=="implementations of the Python language") just like many superficially different book objects can all be Bibles (=="copies of The Bible").
If you're interested in CPy...
Relative paths based on file location instead of current working directory [duplicate]
... make your shell script work independent of where you invoke it from. Each time you run it, it will be as if you were running ./cat.sh inside dir.
Note that this script only works if you're invoking the script directly (i.e. not via a symlink), otherwise the finding the current location of the scri...
What is “rvalue reference for *this”?
...ugh, does an rvalue reference to the member of a temporary prolong the lifetime of that temporary, or the member thereof? I could swear I saw a question about that on SO some time ago...
– Xeo
Dec 22 '11 at 23:22
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Test for existence of nested JavaScript object key
...ar if you want to prevent the overhead of creating a new empty object each time. In 99% of cases I would not expect speed to matter, and in cases where it does there is no substitute for profiling.
– Gabe Moothart
Sep 5 '13 at 18:13
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How to set a timer in android
What is the proper way to set a timer in android in order to kick off a task (a function that I create which does not change the UI)?
Use this the Java way:
http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Timer.html
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