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Real world use cases of bitwise operators [closed]
...n to a bunch of logic gates, so they have to be expressed as AND, OR, NOT, etc.
Graphics
There's hardly enough space here to get into every area where these operators are used in graphics programming. XOR (or ^) is particularly interesting here because applying the same input a second time will und...
In Bash, how to add “Are you sure [Y/n]” to any command or alias?
...want to continue? <y/N> " prompt
if [[ $prompt =~ [yY](es)* ]]
then
(etc...)
That tests whether the user input starts with 'y' or 'Y' and is followed by zero or more 'es's.
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Ruby on Rails Server options [closed]
...alled an app server cluster (hence the name Mongrel Cluster, Thin Cluster, etc). You must then setup Apache or Nginx to reverse proxy to this cluster. Apache/Nginx will take care of distributing requests between the instances in the cluster (More on this in section "I/O concurrency models").
The web...
Elegant setup of Python logging in Django
...ilters to get the events I want to the appropriate files, console, syslogs etc. You can of course add handlers to any other loggers too, but there isn't commonly a need for this in my experience.
In each module, I define a logger using
logger = logging.getLogger(__name__)
and use that for loggin...
Creating rounded corners using CSS [closed]
... this completely worked for me, along with defining the -moz etc etc corners for other browsers.
– bharal
Jan 26 '12 at 15:34
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What's the 'environment' task in Rake?
...ironment, giving the relevant task access to things like classes, helpers, etc. Without the :environment, you won't have access to any of those extras.
Also => :environment itself does not make available any environment-related variables, e.g. environment, @environment, RAILS_ENV, etc.
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Mathematical functions in Swift
...I use mathematical functions like sqrt() , floor() , round() , sin() , etc?
6 Answers
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How to measure time taken between lines of code in python?
...g about time.time() is that it is affected by time sunchronization ntpdate etc. I would say time.clock() would be the only reliable alternative because of this
– www.jensolsson.se
Jul 26 '16 at 6:58
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What should every JavaScript programmer know? [closed]
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Not jQuery. Not YUI. Not (etc. etc.)
Frameworks may be useful, but they are often hiding the sometimes-ugly details of how JavaScript and the DOM actually work from you. If your aim is to be able to say “I know JavaScript”, then investing a lot o...
Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
... with all the possibilities that come with it (like animated progress bars etc.). I think there is a good reason why even the google engineers don't do it this way in the Google Maps app. All I need is a button or two on the InfoWindow that will show a pressed state and trigger some actions when cli...