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Cast Object to Generic Type for returning
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Much better. I hate exception-based program flows. In my case, I wanted to check whether the object in question implements an interface. For that, I used isAssignableFrom.
– haslo
Aug 2 '19 at 9:50
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The apk must be signed with the same certificates as the previous version
...t have conflicting content providers.
You will lose your existing install base, reviews etc., and will have to find a way to get your existing customers to uninstall the old app and install the new version.
Again, ensure you have secure backups of the keystore and password(s) you use for this vers...
django admin - add custom form fields that are not part of the model
... custom form fields to the add/update page of this model in the admin that based on these fields values I will build the long string expression and save it in the relevant model field.
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Understanding the difference between __getattr__ and __getattribute__
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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rails i18n - translating text with links inside
...tionController.rb just
class ApplicationController < ActionController::Base
helper I18nHelpers
Given a key in the en.yml file like
mykey: "Click %|here|!"
can be used in ERB as
<%= t '.mykey' do |text| %>
<%= link_to text, 'http://foo.com' %>
<% end %>
should genera...
How to declare strings in C [duplicate]
...eadvlittleadv
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5
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Code Golf - π day
... some supposedly non-portable extensions at this point.
93 chars. This is based on same formula as FORTRAN solution (slightly different results than test cases). Calculates X^2=R^2-Y^2 for every Y
[rdPr1-d0<p]sp1?dsMdd*sRd2%--
[dd*lRr-vddlMr-32rlpxRR42r2*lpxRRAP4*2+lN+sN2+dlM>y]
dsyx5klNlR/p...
Google Maps: how to get country, state/province/region, city given a lat/long value?
I need a list of countries, states & cities based on a collection of lat/long values I have. I need to store this information in a manner that hierarchy is preserve and without duplicates (e.g. "USA" and "United States" and "United States of America" are the same country; I only want one instance of...
Create a custom event in Java
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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What's the proper way to install pip, virtualenv, and distribute for Python?
...nterpreter you want for your first environment:
PYTHON=$(which python)
URL_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 vi...